From b140f84ac4eb672cc6f90352abdb8350573776e5 Mon Sep 17 00:00:00 2001
From: onenewcode <lovestudy@qq.com>
Date: Thu, 24 Sep 2026 19:53:58 +0800
Subject: [PATCH] feat(docs): export data dictionary as PDF

---
 .../components/docs/DataDictionaryDialog.vue  |  613 +++++++++
 .../components/docs/DatabaseDocsDialog.vue    |   11 +-
 .../src/components/layout/AppDialogs.vue      |    9 +
 .../src/components/objects/ObjectBrowser.vue  |   15 +-
 .../sidebar/SidebarTreeRuntimeHost.vue        |   13 +
 .../useSidebarTreeToolRuntime.docs.spec.ts    |   48 +
 .../src/composables/useDialogSources.ts       |   24 +
 .../composables/useSidebarTreeToolRuntime.ts  |   23 +
 apps/desktop/src/i18n/locales/az.ts           |    2 +
 .../i18n/locales/dataDictionaryMessages.ts    | 1220 +++++++++++++++++
 apps/desktop/src/i18n/locales/en.ts           |    2 +
 apps/desktop/src/i18n/locales/es.ts           |    2 +
 apps/desktop/src/i18n/locales/it.ts           |    2 +
 apps/desktop/src/i18n/locales/ja.ts           |    2 +
 apps/desktop/src/i18n/locales/ko.ts           |    2 +
 apps/desktop/src/i18n/locales/pt-BR.ts        |    2 +
 apps/desktop/src/i18n/locales/ru.ts           |    2 +
 apps/desktop/src/i18n/locales/tr.ts           |    2 +
 apps/desktop/src/i18n/locales/zh-CN.ts        |    2 +
 apps/desktop/src/i18n/locales/zh-TW.ts        |    2 +
 .../__tests__/dataDictionarySupport.spec.ts   |   17 +
 .../lib/database/databaseFeatureSupport.ts    |    5 +
 .../lib/docs/__tests__/dataDictionary.spec.ts |  280 ++++
 .../__tests__/saveDataDictionaryFile.spec.ts  |   49 +
 apps/desktop/src/lib/docs/dataDictionary.ts   |  236 ++++
 .../desktop/src/lib/docs/dataDictionaryPdf.ts |  482 +++++++
 .../src/lib/docs/saveDataDictionaryFile.ts    |   37 +
 apps/desktop/src/stores/connectionStore.ts    |    7 +
 28 files changed, 3108 insertions(+), 3 deletions(-)
 create mode 100644 apps/desktop/src/components/docs/DataDictionaryDialog.vue
 create mode 100644 apps/desktop/src/i18n/locales/dataDictionaryMessages.ts
 create mode 100644 apps/desktop/src/lib/database/__tests__/dataDictionarySupport.spec.ts
 create mode 100644 apps/desktop/src/lib/docs/__tests__/dataDictionary.spec.ts
 create mode 100644 apps/desktop/src/lib/docs/__tests__/saveDataDictionaryFile.spec.ts
 create mode 100644 apps/desktop/src/lib/docs/dataDictionary.ts
 create mode 100644 apps/desktop/src/lib/docs/dataDictionaryPdf.ts
 create mode 100644 apps/desktop/src/lib/docs/saveDataDictionaryFile.ts

diff --git a/apps/desktop/src/components/docs/DataDictionaryDialog.vue b/apps/desktop/src/components/docs/DataDictionaryDialog.vue
new file mode 100644
index 0000000000..dc0f8c85ae
--- /dev/null
+++ b/apps/desktop/src/components/docs/DataDictionaryDialog.vue
@@ -0,0 +1,613 @@
+<script setup lang="ts">
+import { computed, onBeforeUnmount, ref, watch } from "vue";
+import { useI18n } from "vue-i18n";
+import { Button } from "@/components/ui/button";
+import { Dialog, DialogContent, DialogDescription, DialogFooter, DialogHeader, DialogTitle } from "@/components/ui/dialog";
+import { Input } from "@/components/ui/input";
+import { Label } from "@/components/ui/label";
+import { emptyAnnotations } from "@/docs/annotationEdits";
+import type { SchemaSnapshot, SnapshotWarning, TableKind } from "@/docs/types";
+import * as api from "@/lib/backend/api";
+import { isSchemaAware } from "@/lib/database/databaseFeatureSupport";
+import type { SidebarObjectKind } from "@/lib/database/databaseObjectCapabilities";
+import {
+  applyTemplate,
+  dataDictionaryFileName,
+  dictionaryCatalogNames,
+  exportBlockedBySkippedTables,
+  isDictionaryProfile,
+  objectKey,
+  orderDictionaryTables,
+  resolveDictionaryExportPath,
+  tableKindFrom,
+  warningsForSelection,
+  toggleOrderedKey,
+  moveOrderedKey,
+  type DataDictionaryLabels,
+  type DictionaryLayout,
+  type DictionaryObjectRef,
+  type DictionaryProfile,
+  type DictionaryTable,
+  type DictionaryTemplateId,
+} from "@/lib/docs/dataDictionary";
+import { buildDataDictionaryPdf } from "@/lib/docs/dataDictionaryPdf";
+import { DictionaryFileExistsError, saveDataDictionaryFile } from "@/lib/docs/saveDataDictionaryFile";
+import { isTauriRuntime } from "@/lib/backend/tauriRuntime";
+import { useConnectionStore } from "@/stores/connectionStore";
+
+const props = defineProps<{
+  prefillConnectionId?: string;
+  prefillDatabase?: string;
+  prefillSchema?: string;
+  prefillTableNames?: string[];
+  snapshot?: SchemaSnapshot | null;
+}>();
+
+const open = defineModel<boolean>("open", { default: false });
+const { t } = useI18n();
+const connectionStore = useConnectionStore();
+
+const step = ref(0);
+const loading = ref(false);
+const exporting = ref(false);
+const loadError = ref<string | null>(null);
+const exportError = ref<string | null>(null);
+const generatedPath = ref("");
+const elapsed = ref(0);
+const databases = ref<Array<{ name: string; checked: boolean }>>([]);
+const schemas = ref<Array<{ database: string; name: string; checked: boolean }>>([]);
+const objects = ref<DictionaryObjectRef[]>([]);
+const order = ref<string[]>([]);
+const objectSearch = ref("");
+const templateId = ref<DictionaryTemplateId>("standard");
+const layout = ref<DictionaryLayout>(blankLayout());
+const appendTimestamp = ref(false);
+const overwrite = ref(true);
+const continueOnError = ref(true);
+const outputPath = ref("");
+const previewUrl = ref("");
+let generation = 0;
+let elapsedTimer = 0;
+
+const steps = computed(() => [t("dataDictionary.stepDatabases"), t("dataDictionary.stepObjects"), t("dataDictionary.stepTemplate"), t("dataDictionary.stepLayout"), t("dataDictionary.stepFile")]);
+const dbType = computed(() => connectionStore.getConfig(props.prefillConnectionId || "")?.db_type);
+const schemaAware = computed(() => isSchemaAware(dbType.value));
+const checkedDatabases = computed(() => databases.value.filter((item) => item.checked).map((item) => item.name));
+const checkedSchemas = computed(() => schemas.value.filter((item) => item.checked && checkedDatabases.value.includes(item.database)));
+const filteredObjects = computed(() => {
+  const query = objectSearch.value.trim().toLowerCase();
+  return objects.value.filter((item) => !query || `${item.database} ${item.schema} ${item.name}`.toLowerCase().includes(query));
+});
+const orderedObjects = computed(() => order.value.flatMap((key) => objects.value.filter((item) => objectKey(item) === key)));
+const canNext = computed(() => {
+  if (loading.value) return false;
+  if (step.value === 0) return checkedDatabases.value.length > 0 && (!schemaAware.value || checkedSchemas.value.length > 0 || schemas.value.length === 0);
+  if (step.value === 1) return order.value.length > 0;
+  return true;
+});
+
+function blankLayout(): DictionaryLayout {
+  return applyTemplate("standard", { title: "", introduction: "", detailedIntroduction: "", leftFooter: "" });
+}
+
+function labels(): DataDictionaryLabels {
+  return {
+    column: t("dataDictionary.column"),
+    type: t("dataDictionary.type"),
+    length: t("dataDictionary.length"),
+    precision: t("dataDictionary.precision"),
+    scale: t("dataDictionary.scale"),
+    primaryKey: t("dataDictionary.primaryKey"),
+    nullable: t("dataDictionary.nullable"),
+    unique: t("dataDictionary.unique"),
+    defaultValue: t("dataDictionary.defaultValue"),
+    extra: t("dataDictionary.extra"),
+    comment: t("dataDictionary.comment"),
+    indexName: t("dataDictionary.indexName"),
+    indexColumns: t("dataDictionary.indexColumns"),
+    indexType: t("dataDictionary.indexType"),
+    constraintName: t("dataDictionary.constraintName"),
+    refSchema: t("dataDictionary.refSchema"),
+    refTable: t("dataDictionary.refTable"),
+    refColumn: t("dataDictionary.refColumn"),
+    onUpdate: t("dataDictionary.onUpdate"),
+    onDelete: t("dataDictionary.onDelete"),
+    yes: t("dataDictionary.yes"),
+    no: t("dataDictionary.no"),
+    indexesHeading: t("dataDictionary.indexesHeading"),
+    foreignKeysHeading: t("dataDictionary.foreignKeysHeading"),
+    contentsHeading: t("dataDictionary.contentsHeading"),
+    kindTable: t("dataDictionary.kindTable"),
+    kindView: t("dataDictionary.kindView"),
+    kindMaterializedView: t("dataDictionary.kindMaterializedView"),
+  };
+}
+
+function kindLabel(kind: TableKind): string {
+  if (kind === "VIEW") return t("dataDictionary.kindView");
+  if (kind === "MATERIALIZED_VIEW") return t("dataDictionary.kindMaterializedView");
+  return t("dataDictionary.kindTable");
+}
+
+function objectLabel(item: DictionaryObjectRef): string {
+  const schema = item.schema ? `${item.schema}.` : "";
+  return `${item.database}.${schema}${item.name}`;
+}
+
+function warningText(warning: SnapshotWarning): string {
+  switch (warning.kind) {
+    case "tableSkipped":
+      return t("dataDictionary.warningTableSkipped", { table: warning.table, reason: warning.reason });
+    case "noForeignKeyMetadata":
+      return t("dataDictionary.warningNoForeignKeys", { engine: warning.engine });
+    case "commentsUnsupported":
+      return t("dataDictionary.warningCommentsUnsupported", { engine: warning.engine });
+    default:
+      return "";
+  }
+}
+
+function chooseTemplate(id: DictionaryTemplateId): void {
+  templateId.value = id;
+  const title = checkedDatabases.value.join(", ") || props.prefillDatabase || "Data Dictionary";
+  layout.value = applyTemplate(id, {
+    title,
+    introduction: t("dataDictionary.introductionDefault"),
+    detailedIntroduction: `${t("dataDictionary.introductionDefault")}\n${t("dataDictionary.detailedIntroduction")}`,
+    leftFooter: title,
+  });
+}
+
+async function loadDatabases(): Promise<void> {
+  const mine = ++generation;
+  loading.value = true;
+  loadError.value = null;
+  databases.value = [];
+  schemas.value = [];
+  try {
+    const connectionId = props.prefillConnectionId;
+    if (!connectionId) throw new Error(t("dataDictionary.empty"));
+    await connectionStore.ensureConnected(connectionId);
+    if (mine !== generation) return;
+    const listed = await api.listDatabases(connectionId);
+    if (mine !== generation) return;
+    const names = dictionaryCatalogNames(
+      listed.map((item) => item.name).filter((name) => name !== ""),
+      dbType.value,
+      props.prefillDatabase,
+    );
+    const preferred = props.prefillDatabase && names.includes(props.prefillDatabase) ? props.prefillDatabase : names[0];
+    databases.value = (names.length ? names : [props.prefillDatabase || ""].filter(Boolean)).map((name) => ({ name, checked: name === preferred }));
+    await loadSchemas();
+  } catch (error) {
+    if (mine === generation) loadError.value = t("dataDictionary.loadFailed", { error: error instanceof Error ? error.message : String(error) });
+  } finally {
+    if (mine === generation) loading.value = false;
+  }
+}
+
+async function toggleDatabase(item: { name: string; checked: boolean }, checked: boolean): Promise<void> {
+  item.checked = checked;
+  await loadSchemas();
+}
+
+async function loadSchemas(): Promise<void> {
+  if (!schemaAware.value) {
+    schemas.value = [];
+    return;
+  }
+  const connectionId = props.prefillConnectionId;
+  if (!connectionId) return;
+  const previous = new Set(schemas.value.filter((item) => item.checked).map((item) => `${item.database}.${item.name}`));
+  const firstLoad = schemas.value.length === 0;
+  const next: Array<{ database: string; name: string; checked: boolean }> = [];
+  for (const database of checkedDatabases.value) {
+    const names = dictionaryCatalogNames(await api.listSchemas(connectionId, database), dbType.value, database === props.prefillDatabase ? props.prefillSchema : undefined);
+    for (const name of names) {
+      const key = `${database}.${name}`;
+      const prefilled = !props.prefillSchema || (database === props.prefillDatabase && name === props.prefillSchema);
+      next.push({ database, name, checked: firstLoad ? prefilled : previous.has(key) });
+    }
+  }
+  if (firstLoad && props.prefillSchema && next.length > 0 && !next.some((item) => item.checked)) next.forEach((item) => (item.checked = true));
+  schemas.value = next;
+}
+
+async function loadObjects(): Promise<void> {
+  const connectionId = props.prefillConnectionId;
+  if (!connectionId) return;
+  loading.value = true;
+  loadError.value = null;
+  try {
+    const targets = schemaAware.value ? checkedSchemas.value.map((item) => ({ database: item.database, schema: item.name })) : checkedDatabases.value.map((database) => ({ database, schema: "" }));
+    const listed: DictionaryObjectRef[] = [];
+    for (const target of targets) {
+      const tables = await api.listTables(connectionId, target.database, target.schema, undefined, undefined, undefined, ["TABLE", "VIEW", "MATERIALIZED_VIEW"] satisfies SidebarObjectKind[]);
+      for (const table of tables) {
+        listed.push({ database: target.database, schema: target.schema || table.parent_schema || "", name: table.name, kind: tableKindFrom(table.table_type) });
+      }
+    }
+    objects.value = listed;
+    const wanted = new Set(props.prefillTableNames ?? []);
+    const initial = listed.filter((item) => (wanted.size > 0 ? wanted.has(item.name) : item.kind === "TABLE"));
+    order.value = (initial.length ? initial : listed).map(objectKey);
+  } catch (error) {
+    loadError.value = t("dataDictionary.loadFailed", { error: error instanceof Error ? error.message : String(error) });
+    objects.value = [];
+    order.value = [];
+  } finally {
+    loading.value = false;
+  }
+}
+
+async function collectSelection(): Promise<{ tables: DictionaryTable[]; warnings: string[] }> {
+  const connectionId = props.prefillConnectionId;
+  if (!connectionId) throw new Error(t("dataDictionary.empty"));
+  const warnings: string[] = [];
+  const tables: DictionaryTable[] = [];
+  if (props.snapshot) {
+    const database = props.snapshot.project.database || props.prefillDatabase || "";
+    const fromSnapshot = orderDictionaryTables(
+      props.snapshot.tables.map((table) => ({ ...table, database })),
+      order.value,
+    );
+    if (fromSnapshot.length === order.value.length) {
+      const relevant = warningsForSelection(props.snapshot.warnings, orderedObjects.value);
+      if (exportBlockedBySkippedTables(relevant, continueOnError.value)) {
+        throw new Error(relevant.map(warningText).find(Boolean) || database);
+      }
+      return { tables: fromSnapshot, warnings: relevant.map(warningText).filter(Boolean) };
+    }
+  }
+  for (const database of checkedDatabases.value) {
+    const schemaNames = schemaAware.value ? checkedSchemas.value.filter((item) => item.database === database).map((item) => item.name) : [];
+    const tableNames = orderedObjects.value.filter((item) => item.database === database).map((item) => (item.schema ? `${item.schema}.${item.name}` : item.name));
+    if (tableNames.length === 0) continue;
+    try {
+      const raw = await api.collectDocsSnapshot(connectionId, database, schemaNames, tableNames, database);
+      const file = (await api.loadDocsAnnotations(connectionId)) ?? emptyAnnotations();
+      const merged = await api.applyDocsAnnotations(connectionId, raw, file);
+      const relevant = warningsForSelection(merged.warnings, orderedObjects.value);
+      if (exportBlockedBySkippedTables(relevant, continueOnError.value)) throw new Error(relevant.map(warningText).find(Boolean) || database);
+      warnings.push(...relevant.map(warningText).filter(Boolean));
+      tables.push(...merged.tables.map((table) => ({ ...table, database })));
+    } catch (error) {
+      if (!continueOnError.value) throw error;
+      warnings.push(t("dataDictionary.warningTableSkipped", { table: database, reason: error instanceof Error ? error.message : String(error) }));
+    }
+  }
+  return { tables: orderDictionaryTables(tables, order.value), warnings };
+}
+
+async function refreshPreview(): Promise<void> {
+  if (previewUrl.value) URL.revokeObjectURL(previewUrl.value);
+  previewUrl.value = "";
+  try {
+    const document = await collectSelection();
+    const bytes = buildDataDictionaryPdf(document.tables, labels(), layout.value, document.warnings);
+    previewUrl.value = URL.createObjectURL(new Blob([bytes.buffer.slice(bytes.byteOffset, bytes.byteOffset + bytes.byteLength) as ArrayBuffer], { type: "application/pdf" }));
+  } catch (error) {
+    exportError.value = t("dataDictionary.previewFailed", { error: error instanceof Error ? error.message : String(error) });
+  }
+}
+
+async function goNext(): Promise<void> {
+  exportError.value = null;
+  if (step.value === 0) {
+    await loadObjects();
+    if (loadError.value || order.value.length === 0) return;
+    chooseTemplate(templateId.value);
+  }
+  if (step.value === 1 && order.value.length === 0) return;
+  const enteringLayout = step.value === 2;
+  if (step.value < 4) step.value += 1;
+  if (enteringLayout) await refreshPreview();
+}
+
+async function browse(): Promise<void> {
+  if (!isTauriRuntime()) return;
+  const { save } = await import("@tauri-apps/plugin-dialog");
+  const path = await save({ defaultPath: dataDictionaryFileName(checkedDatabases.value[0] || "DataDictionary", appendTimestamp.value), filters: [{ name: "PDF", extensions: ["pdf"] }] });
+  if (path) outputPath.value = path;
+}
+
+async function exportDictionary(): Promise<void> {
+  exporting.value = true;
+  exportError.value = null;
+  generatedPath.value = "";
+  elapsed.value = 0;
+  elapsedTimer = window.setInterval(() => (elapsed.value += 1), 1000);
+  try {
+    const fallback = dataDictionaryFileName(checkedDatabases.value[0] || "DataDictionary", false);
+    const suggested = resolveDictionaryExportPath(outputPath.value, fallback, appendTimestamp.value);
+    const document = await collectSelection();
+    const bytes = buildDataDictionaryPdf(document.tables, labels(), layout.value, continueOnError.value ? document.warnings : []);
+    const saved = await saveDataDictionaryFile(suggested, bytes, { overwrite: overwrite.value });
+    if (saved) generatedPath.value = saved;
+  } catch (error) {
+    exportError.value = error instanceof DictionaryFileExistsError ? t("dataDictionary.fileExists") : t("dataDictionary.exportFailed", { error: error instanceof Error ? error.message : String(error) });
+  } finally {
+    window.clearInterval(elapsedTimer);
+    exporting.value = false;
+  }
+}
+
+function profilePayload(): DictionaryProfile {
+  return {
+    version: 1,
+    databases: checkedDatabases.value,
+    schemas: checkedSchemas.value.map((item) => ({ database: item.database, name: item.name })),
+    objects: orderedObjects.value.map((item) => ({ database: item.database, schema: item.schema, name: item.name })),
+    layout: layout.value,
+    appendTimestamp: appendTimestamp.value,
+    overwrite: overwrite.value,
+    continueOnError: continueOnError.value,
+    fileName: outputPath.value,
+  };
+}
+
+async function saveProfile(): Promise<void> {
+  const content = JSON.stringify(profilePayload(), null, 2);
+  if (isTauriRuntime()) {
+    const [{ save }, fs] = await Promise.all([import("@tauri-apps/plugin-dialog"), import("@tauri-apps/plugin-fs")]);
+    const path = await save({ defaultPath: "data-dictionary.json", filters: [{ name: "JSON", extensions: ["json"] }] });
+    if (path) await fs.writeTextFile(path, content);
+    return;
+  }
+  const blob = new Blob([content], { type: "application/json" });
+  const url = URL.createObjectURL(blob);
+  const anchor = document.createElement("a");
+  anchor.href = url;
+  anchor.download = "data-dictionary.json";
+  anchor.click();
+  URL.revokeObjectURL(url);
+}
+
+async function loadProfile(): Promise<void> {
+  try {
+    const text = isTauriRuntime() ? await readProfileFromDialog() : await readProfileFromBrowser();
+    if (!text) return;
+    const parsed: unknown = JSON.parse(text);
+    if (!isDictionaryProfile(parsed)) throw new Error(t("dataDictionary.profileInvalid"));
+    layout.value = parsed.layout;
+    appendTimestamp.value = parsed.appendTimestamp;
+    overwrite.value = parsed.overwrite;
+    continueOnError.value = parsed.continueOnError;
+    outputPath.value = parsed.fileName;
+    databases.value = databases.value.map((item) => ({ ...item, checked: parsed.databases.includes(item.name) }));
+    await loadSchemas();
+    schemas.value = schemas.value.map((item) => ({ ...item, checked: parsed.schemas.some((schema) => schema.database === item.database && schema.name === item.name) }));
+    await loadObjects();
+    order.value = parsed.objects.map((item) => objectKey(item)).filter((key) => objects.value.some((item) => objectKey(item) === key));
+  } catch (error) {
+    loadError.value = t("dataDictionary.loadFailed", { error: error instanceof Error ? error.message : String(error) });
+  }
+}
+
+async function readProfileFromDialog(): Promise<string | null> {
+  const [{ open: pick }, fs] = await Promise.all([import("@tauri-apps/plugin-dialog"), import("@tauri-apps/plugin-fs")]);
+  const path = await pick({ filters: [{ name: "JSON", extensions: ["json"] }] });
+  if (!path || Array.isArray(path)) return null;
+  return fs.readTextFile(path);
+}
+
+function readProfileFromBrowser(): Promise<string | null> {
+  return new Promise((resolve) => {
+    const input = document.createElement("input");
+    input.type = "file";
+    input.accept = ".json,application/json";
+    input.onchange = () => {
+      const file = input.files?.[0];
+      if (!file) return resolve(null);
+      void file.text().then(resolve);
+    };
+    input.click();
+  });
+}
+
+function setFontSize(size: "small" | "medium" | "large"): void {
+  const scale = size === "small" ? 0.85 : size === "large" ? 1.15 : 1;
+  layout.value = { ...layout.value, headingSize: Math.round(16 * scale), bodySize: Math.round(9 * scale) };
+}
+
+watch(
+  open,
+  (isOpen) => {
+    if (!isOpen) {
+      generation += 1;
+      if (previewUrl.value) URL.revokeObjectURL(previewUrl.value);
+      previewUrl.value = "";
+      return;
+    }
+    step.value = 0;
+    generatedPath.value = "";
+    exportError.value = null;
+    outputPath.value = "";
+    appendTimestamp.value = false;
+    overwrite.value = true;
+    continueOnError.value = true;
+    templateId.value = "standard";
+    void loadDatabases();
+  },
+  { immediate: true },
+);
+
+onBeforeUnmount(() => {
+  generation += 1;
+  window.clearInterval(elapsedTimer);
+  if (previewUrl.value) URL.revokeObjectURL(previewUrl.value);
+});
+</script>
+
+<template>
+  <Dialog v-model:open="open">
+    <DialogContent class="flex h-[min(760px,88vh)] w-[min(980px,94vw)] max-w-[94vw] flex-col gap-0 p-0 sm:max-w-[94vw]">
+      <DialogHeader class="border-b px-4 py-3 pr-12">
+        <DialogTitle>{{ t("dataDictionary.title") }}</DialogTitle>
+        <DialogDescription>{{ steps[step] }}</DialogDescription>
+      </DialogHeader>
+
+      <div class="flex items-center gap-2 border-b px-4 py-2 text-xs">
+        <span v-for="(label, index) in steps" :key="label" :class="index === step ? 'font-medium text-foreground' : 'text-muted-foreground'">{{ index + 1 }}. {{ label }}</span>
+        <span class="ml-auto flex gap-2">
+          <Button type="button" size="sm" variant="outline" @click="loadProfile()">{{ t("dataDictionary.loadProfile") }}</Button>
+          <Button type="button" size="sm" variant="outline" @click="saveProfile()">{{ t("dataDictionary.saveProfile") }}</Button>
+        </span>
+      </div>
+
+      <div class="min-h-0 flex-1 overflow-auto p-4">
+        <p v-if="loading" class="text-sm text-muted-foreground">{{ t("dataDictionary.loading") }}</p>
+        <p v-if="loadError" class="mb-2 text-sm text-destructive">{{ loadError }}</p>
+
+        <div v-if="step === 0" class="grid gap-4 md:grid-cols-2">
+          <section>
+            <h3 class="mb-2 text-sm font-medium">{{ t("dataDictionary.databases") }}</h3>
+            <label v-for="item in databases" :key="item.name" class="flex items-center gap-2 py-1 text-sm">
+              <input type="checkbox" :checked="item.checked" @change="toggleDatabase(item, ($event.target as HTMLInputElement).checked)" />
+              <span>{{ item.name }}</span>
+            </label>
+          </section>
+          <section v-if="schemaAware">
+            <h3 class="mb-2 text-sm font-medium">{{ t("dataDictionary.schemasHeading") }}</h3>
+            <p v-if="schemas.length === 0" class="text-sm text-muted-foreground">{{ t("dataDictionary.noSchemaLevel") }}</p>
+            <label v-for="item in schemas" :key="`${item.database}.${item.name}`" class="flex items-center gap-2 py-1 text-sm">
+              <input v-model="item.checked" type="checkbox" />
+              <span>{{ item.database }}.{{ item.name }}</span>
+            </label>
+          </section>
+        </div>
+
+        <div v-else-if="step === 1" class="grid h-full gap-3 md:grid-cols-2">
+          <section class="flex min-h-0 flex-col gap-2">
+            <div class="flex gap-2">
+              <Input v-model="objectSearch" :placeholder="t('dataDictionary.searchObjects')" />
+              <Button type="button" size="sm" variant="outline" @click="order = filteredObjects.map(objectKey)">{{ t("dataDictionary.selectAll") }}</Button>
+              <Button type="button" size="sm" variant="outline" @click="order = order.filter((key) => !filteredObjects.some((item) => objectKey(item) === key))">{{ t("dataDictionary.selectNone") }}</Button>
+            </div>
+            <div class="min-h-0 flex-1 overflow-auto rounded border">
+              <label v-for="item in filteredObjects" :key="objectKey(item)" class="flex items-center gap-2 border-b px-2 py-1 text-sm">
+                <input type="checkbox" :checked="order.includes(objectKey(item))" @change="order = toggleOrderedKey(order, objectKey(item), ($event.target as HTMLInputElement).checked)" />
+                <span class="min-w-0 flex-1 truncate">{{ objectLabel(item) }}</span>
+                <span class="text-xs text-muted-foreground">{{ kindLabel(item.kind) }}</span>
+              </label>
+            </div>
+          </section>
+          <section>
+            <h3 class="mb-2 text-sm font-medium">{{ t("dataDictionary.selectedCount", { count: order.length }) }}</h3>
+            <div class="max-h-[420px] overflow-auto rounded border">
+              <div v-for="item in orderedObjects" :key="objectKey(item)" class="flex items-center gap-2 border-b px-2 py-1 text-sm">
+                <span class="min-w-0 flex-1 truncate">{{ objectLabel(item) }}</span>
+                <Button type="button" size="sm" variant="outline" @click="order = moveOrderedKey(order, objectKey(item), -1)">{{ t("dataDictionary.moveUp") }}</Button>
+                <Button type="button" size="sm" variant="outline" @click="order = moveOrderedKey(order, objectKey(item), 1)">{{ t("dataDictionary.moveDown") }}</Button>
+              </div>
+            </div>
+          </section>
+        </div>
+
+        <div v-else-if="step === 2" class="grid gap-2">
+          <button v-for="id in ['standard', 'detailed', 'compact', 'catalog', 'reference']" :key="id" type="button" class="rounded border px-3 py-2 text-left" :class="templateId === id ? 'border-foreground bg-muted' : 'border-border'" @click="chooseTemplate(id as DictionaryTemplateId)">
+            <span class="block text-sm font-medium">{{ t(`dataDictionary.template${id[0]!.toUpperCase()}${id.slice(1)}`) }}</span>
+            <span class="text-xs text-muted-foreground">{{ t(`dataDictionary.template${id[0]!.toUpperCase()}${id.slice(1)}Hint`) }}</span>
+          </button>
+        </div>
+
+        <div v-else-if="step === 3" class="grid h-full gap-3 md:grid-cols-[280px_minmax(0,1fr)]">
+          <div class="flex flex-col gap-3 overflow-auto pr-1">
+            <label class="flex items-center justify-between gap-2 text-sm"
+              ><span>{{ t("dataDictionary.includeCover") }}</span
+              ><input v-model="layout.includeCover" type="checkbox"
+            /></label>
+            <Label>{{ t("dataDictionary.header") }}</Label>
+            <Input v-model="layout.header" />
+            <Label>{{ t("dataDictionary.dictionaryTitle") }}</Label>
+            <Input v-model="layout.title" />
+            <Label>{{ t("dataDictionary.subtitle") }}</Label>
+            <Input v-model="layout.subtitle" />
+            <Label>{{ t("dataDictionary.remarks") }}</Label>
+            <Input v-model="layout.remarks" />
+            <Label>{{ t("dataDictionary.coverFooter") }}</Label>
+            <Input v-model="layout.coverFooter" />
+            <label class="flex items-center justify-between gap-2 text-sm"
+              ><span>{{ t("dataDictionary.includeToc") }}</span
+              ><input v-model="layout.includeToc" type="checkbox"
+            /></label>
+            <label class="flex items-center justify-between gap-2 text-sm"
+              ><span>{{ t("dataDictionary.includeBreadcrumbs") }}</span
+              ><input v-model="layout.includeBreadcrumbs" type="checkbox"
+            /></label>
+            <label class="flex items-center justify-between gap-2 text-sm"
+              ><span>{{ t("dataDictionary.includeLeftFooter") }}</span
+              ><input v-model="layout.includeLeftFooter" type="checkbox"
+            /></label>
+            <Input v-model="layout.leftFooter" />
+            <label class="flex items-center justify-between gap-2 text-sm"
+              ><span>{{ t("dataDictionary.includePageNumber") }}</span
+              ><input v-model="layout.includePageNumber" type="checkbox"
+            /></label>
+            <label class="flex items-center justify-between gap-2 text-sm"
+              ><span>{{ t("dataDictionary.includeIntroduction") }}</span
+              ><input v-model="layout.includeIntroduction" type="checkbox"
+            /></label>
+            <textarea v-model="layout.introduction" class="min-h-24 rounded border bg-transparent p-2 text-sm" />
+            <label class="flex items-center justify-between gap-2 text-sm"
+              ><span>{{ t("dataDictionary.includeIndexes") }}</span
+              ><input v-model="layout.includeIndexesAndForeignKeys" type="checkbox"
+            /></label>
+            <Label>{{ t("dataDictionary.paper") }}</Label>
+            <select v-model="layout.paper" class="rounded border bg-transparent px-2 py-1 text-sm">
+              <option value="A4">A4</option>
+              <option value="A3">A3</option>
+              <option value="Letter">Letter</option>
+              <option value="Legal">Legal</option>
+            </select>
+            <Label>{{ t("dataDictionary.orientation") }}</Label>
+            <select v-model="layout.orientation" class="rounded border bg-transparent px-2 py-1 text-sm">
+              <option value="portrait">{{ t("dataDictionary.portrait") }}</option>
+              <option value="landscape">{{ t("dataDictionary.landscape") }}</option>
+            </select>
+            <Label>{{ t("dataDictionary.margin") }}</Label>
+            <Input v-model.number="layout.marginCm" type="number" min="0.5" max="4" step="0.1" />
+            <Label>{{ t("dataDictionary.fontSize") }}</Label>
+            <select class="rounded border bg-transparent px-2 py-1 text-sm" @change="setFontSize(($event.target as HTMLSelectElement).value as 'small' | 'medium' | 'large')">
+              <option value="medium">{{ t("dataDictionary.fontMedium") }}</option>
+              <option value="small">{{ t("dataDictionary.fontSmall") }}</option>
+              <option value="large">{{ t("dataDictionary.fontLarge") }}</option>
+            </select>
+            <Button type="button" variant="outline" @click="refreshPreview()">{{ t("dataDictionary.preview") }}</Button>
+          </div>
+          <iframe v-if="previewUrl" :src="previewUrl" class="h-full min-h-80 w-full rounded border" :title="t('dataDictionary.preview')" />
+          <p v-else class="text-sm text-muted-foreground">{{ t("dataDictionary.preview") }}</p>
+        </div>
+
+        <div v-else class="flex max-w-xl flex-col gap-3">
+          <Label>{{ t("dataDictionary.exportToFile") }}</Label>
+          <div class="flex gap-2">
+            <Input v-model="outputPath" :placeholder="dataDictionaryFileName(checkedDatabases[0] || 'DataDictionary', appendTimestamp)" />
+            <Button v-if="isTauriRuntime()" type="button" variant="outline" @click="browse()">{{ t("dataDictionary.browse") }}</Button>
+          </div>
+          <label class="flex items-center justify-between gap-2 text-sm"
+            ><span>{{ t("dataDictionary.appendTimestamp") }}</span
+            ><input v-model="appendTimestamp" type="checkbox"
+          /></label>
+          <label class="flex items-center justify-between gap-2 text-sm"
+            ><span>{{ t("dataDictionary.overwriteExisting") }}</span
+            ><input v-model="overwrite" type="checkbox"
+          /></label>
+          <label class="flex items-center justify-between gap-2 text-sm"
+            ><span>{{ t("dataDictionary.continueOnError") }}</span
+            ><input v-model="continueOnError" type="checkbox"
+          /></label>
+          <p v-if="exporting" class="text-sm text-muted-foreground">{{ t("dataDictionary.generating") }} {{ elapsed }}s</p>
+          <p v-if="generatedPath" class="text-sm">{{ t("dataDictionary.generated") }} {{ generatedPath }}</p>
+          <p v-if="exportError" class="text-sm text-destructive">{{ exportError }}</p>
+        </div>
+      </div>
+
+      <DialogFooter class="border-t px-4 py-3">
+        <Button v-if="step > 0" type="button" variant="outline" @click="step -= 1">{{ t("dataDictionary.back") }}</Button>
+        <Button v-if="step < 4" type="button" :disabled="!canNext" @click="goNext()">{{ t("dataDictionary.next") }}</Button>
+        <Button v-else type="button" :disabled="exporting || order.length === 0" @click="exportDictionary()">{{ exporting ? t("dataDictionary.exporting") : t("dataDictionary.start") }}</Button>
+      </DialogFooter>
+    </DialogContent>
+  </Dialog>
+</template>
diff --git a/apps/desktop/src/components/docs/DatabaseDocsDialog.vue b/apps/desktop/src/components/docs/DatabaseDocsDialog.vue
index 8509210f16..011762a4a5 100644
--- a/apps/desktop/src/components/docs/DatabaseDocsDialog.vue
+++ b/apps/desktop/src/components/docs/DatabaseDocsDialog.vue
@@ -1,7 +1,8 @@
 <script setup lang="ts">
 import { computed, ref, watch } from "vue";
 import { useI18n } from "vue-i18n";
-import { Download, Network } from "@lucide/vue";
+import { Download, FileText, Network } from "@lucide/vue";
+import DataDictionaryDialog from "@/components/docs/DataDictionaryDialog.vue";
 import { Button } from "@/components/ui/button";
 import { Dialog, DialogContent, DialogHeader, DialogTitle } from "@/components/ui/dialog";
 import DocsApp from "@/docs/DocsApp.vue";
@@ -77,6 +78,7 @@ const canOpenDiagram = computed(() => (props.prefillConnectionId ?? "") !== "" &
 
 const exporting = ref(false);
 const exportError = ref<string | null>(null);
+const showDataDictionary = ref(false);
 
 async function load(): Promise<void> {
   const connectionId = props.prefillConnectionId;
@@ -208,7 +210,7 @@ watch(
   <Dialog v-model:open="open">
     <DialogContent class="w-[94vw] max-w-[94vw] sm:max-w-[94vw] md:max-w-[94vw] lg:max-w-[94vw] xl:max-w-[94vw] h-[86vh] max-h-[86vh] gap-0 p-0 overflow-hidden flex flex-col">
       <DialogHeader class="px-4 py-3 border-b pr-12">
-        <DialogTitle class="flex items-center gap-2">
+        <DialogTitle class="flex flex-wrap items-center gap-2">
           <span>{{ t("docs.title") }}</span>
           <span v-if="statusLabel" class="text-xs font-normal" :class="status.state === 'failed' ? 'text-destructive' : 'text-muted-foreground'">
             {{ statusLabel }}
@@ -218,6 +220,10 @@ watch(
             <Network class="w-4 h-4" />
             {{ t("docs.openDiagram") }}
           </Button>
+          <Button v-if="snapshot" variant="outline" size="sm" @click="showDataDictionary = true">
+            <FileText class="w-4 h-4" />
+            {{ t("dataDictionary.title") }}
+          </Button>
           <Button v-if="snapshot" variant="outline" size="sm" :disabled="exporting" @click="exportHtml()">
             <Download class="w-4 h-4" />
             {{ exporting ? t("docs.exporting") : t("docs.exportHtml") }}
@@ -232,4 +238,5 @@ watch(
       </div>
     </DialogContent>
   </Dialog>
+  <DataDictionaryDialog v-if="showDataDictionary && snapshot" v-model:open="showDataDictionary" :prefill-connection-id="prefillConnectionId" :prefill-database="prefillDatabase" :prefill-schema="prefillSchema" :snapshot="snapshot" />
 </template>
diff --git a/apps/desktop/src/components/layout/AppDialogs.vue b/apps/desktop/src/components/layout/AppDialogs.vue
index a59fcf9509..755d2d6e0f 100644
--- a/apps/desktop/src/components/layout/AppDialogs.vue
+++ b/apps/desktop/src/components/layout/AppDialogs.vue
@@ -13,6 +13,7 @@ const DataCompareDialog = defineAsyncComponent(() => import("@/components/diff/D
 const SqlFileExecutionDialog = defineAsyncComponent(() => import("@/components/sql-file/SqlFileExecutionDialog.vue"));
 const SchemaDiagramDialog = defineAsyncComponent(() => import("@/components/diagram/SchemaDiagramDialog.vue"));
 const DatabaseDocsDialog = defineAsyncComponent(() => import("@/components/docs/DatabaseDocsDialog.vue"));
+const DataDictionaryDialog = defineAsyncComponent(() => import("@/components/docs/DataDictionaryDialog.vue"));
 const TableImportDialog = defineAsyncComponent(() => import("@/components/import/TableImportDialog.vue"));
 const MongoImportDialog = defineAsyncComponent(() => import("@/components/document/MongoImportDialog.vue"));
 const MongoDatabaseDumpDialog = defineAsyncComponent(() => import("@/components/document/MongoDatabaseDumpDialog.vue"));
@@ -280,6 +281,14 @@ watch(
     @open-target="emit('openDiagramTarget', $event)"
   />
   <DatabaseDocsDialog v-if="dialogs.showDocsDialog.value" v-model:open="dialogs.showDocsDialog.value" :prefill-connection-id="dialogs.docsPrefillConnectionId.value" :prefill-database="dialogs.docsPrefillDatabase.value" :prefill-schema="dialogs.docsPrefillSchema.value" />
+  <DataDictionaryDialog
+    v-if="dialogs.showDataDictionaryDialog.value"
+    v-model:open="dialogs.showDataDictionaryDialog.value"
+    :prefill-connection-id="dialogs.dataDictionaryPrefillConnectionId.value"
+    :prefill-database="dialogs.dataDictionaryPrefillDatabase.value"
+    :prefill-schema="dialogs.dataDictionaryPrefillSchema.value"
+    :prefill-table-names="dialogs.dataDictionaryPrefillTableNames.value"
+  />
   <TableImportDialog
     v-if="dialogs.showTableImportDialog.value"
     v-model:open="dialogs.showTableImportDialog.value"
diff --git a/apps/desktop/src/components/objects/ObjectBrowser.vue b/apps/desktop/src/components/objects/ObjectBrowser.vue
index d717cd2d5e..371662a060 100644
--- a/apps/desktop/src/components/objects/ObjectBrowser.vue
+++ b/apps/desktop/src/components/objects/ObjectBrowser.vue
@@ -24,6 +24,7 @@ import {
   Eraser,
   Eye,
   FileCode,
+  FileText,
   Info,
   GripVertical,
   KeyRound,
@@ -75,7 +76,7 @@ import * as api from "@/lib/backend/api";
 import type { ColumnInfo, ConnectionConfig, ConstraintInfo, ForeignKeyInfo, IndexInfo, ObjectBrowserViewMode, ObjectBrowserViewport, ObjectInfo, ObjectSourceKind, ObjectStatistics, PgTablePartitioning, TableInfoTab, TreeNode, TriggerInfo } from "@/types/database";
 import { sortTablesByFkDependency, type TableWithFk } from "@/lib/table/tableDependencySort";
 import { isSchemaAware, supportsTableVacuum, supportsTransfer } from "@/lib/database/databaseCapabilities";
-import { supportsAiAssistantContext, supportsSchemaDiagram, supportsTableImport, supportsTableStructureEditing, supportsTableTruncate } from "@/lib/database/databaseFeatureSupport";
+import { supportsAiAssistantContext, supportsDataDictionary, supportsSchemaDiagram, supportsTableImport, supportsTableStructureEditing, supportsTableTruncate } from "@/lib/database/databaseFeatureSupport";
 import { codeMirrorSqlDialect, connectionObjectTreeNodeSchema, connectionTableSqlSchema, connectionUsesDatabaseObjectTreeMode, effectiveDatabaseTypeForConnection, objectListSchemaForConnection, tableStructureDatabaseTypeForConnection } from "@/lib/database/jdbcDialect";
 import { getTableMetadataCapabilities, type TableMetadataCapabilities } from "@/lib/table/tableMetadataCapabilities";
 import { findTableStatistics } from "@/lib/dataGrid/tableInfoOverview";
@@ -409,6 +410,7 @@ const objectCounts = computed(() => countObjectBrowserRowsByFilter(rows.value));
 const objectSearchSummary = computed(() => summarizeObjectBrowserSearch(rows.value, search.value));
 const canOpenStructureEditor = computed(() => supportsTableStructureEditing(tableStructureDatabaseType.value));
 const canOpenDiagram = computed(() => !!props.database && supportsSchemaDiagram(effectiveDatabaseType.value));
+const canOpenDataDictionary = computed(() => !!props.database && supportsDataDictionary(effectiveDatabaseType.value));
 const canOpenTableImport = computed(() => !!props.database && supportsTableImport(effectiveDatabaseType.value));
 const supportsTruncateTable = computed(() => supportsTableTruncate(effectiveDatabaseType.value));
 const supportsVacuumTable = computed(() => !connectionIsEffectivelyReadOnly(props.connection) && supportsTableVacuum(effectiveDatabaseType.value));
@@ -1995,6 +1997,15 @@ function openDataCompare(row: ObjectBrowserRow) {
   };
 }
 
+function openDataDictionary(row: ObjectBrowserRow) {
+  connectionStore.dataDictionarySource = {
+    connectionId: props.connection.id,
+    database: props.database,
+    schema: row.schema || selectedSchema.value,
+    tableNames: [row.name],
+  };
+}
+
 function openDatabaseExport(row: ObjectBrowserRow) {
   connectionStore.databaseExportSource = {
     connectionId: props.connection.id,
@@ -3450,6 +3461,7 @@ function getTableMenuItems(item: ObjectBrowserRow): ContextMenuItem[] {
     exportDataSubmenu(item),
     { label: t("contextMenu.exportDatabase"), action: () => openDatabaseExport(item), icon: Upload },
     { label: t("contextMenu.exportStructure"), action: () => exportStructure(item), icon: FileCode },
+    ...(canOpenDataDictionary.value ? [{ label: t("dataDictionary.title"), action: () => openDataDictionary(item), icon: FileText }] : []),
     { label: "", separator: true },
     { label: t("contextMenu.duplicateStructure"), action: () => requestDuplicateStructure(item), icon: CopyPlus },
     ...tableClipboardMenuItems(item),
@@ -3478,6 +3490,7 @@ function getViewMenuItems(item: ObjectBrowserRow): ContextMenuItem[] {
     exportDataSubmenu(item),
     { label: t("contextMenu.exportDatabase"), action: () => openDatabaseExport(item), icon: Upload },
     { label: t("contextMenu.exportStructure"), action: () => exportStructure(item), icon: FileCode },
+    ...(canOpenDataDictionary.value ? [{ label: t("dataDictionary.title"), action: () => openDataDictionary(item), icon: FileText }] : []),
     { label: "", separator: true },
     {
       label: t("contextMenu.dropView"),
diff --git a/apps/desktop/src/components/sidebar/SidebarTreeRuntimeHost.vue b/apps/desktop/src/components/sidebar/SidebarTreeRuntimeHost.vue
index 53695a2680..d6df948163 100644
--- a/apps/desktop/src/components/sidebar/SidebarTreeRuntimeHost.vue
+++ b/apps/desktop/src/components/sidebar/SidebarTreeRuntimeHost.vue
@@ -34,6 +34,7 @@ import {
   Eye,
   Upload,
   FileCode,
+  FileText,
   Network,
   PencilRuler,
   Search,
@@ -113,6 +114,7 @@ import {
   supportsAiAssistantContext,
   supportsFieldLineage,
   supportsObjectBrowserTreeNode,
+  supportsDataDictionary,
   supportsSchemaDiagram,
   supportsSqlFileExecution,
   supportsTableImport,
@@ -434,6 +436,7 @@ const {
   openDataCompare,
   openDatabaseExport,
   openDatabaseSearch,
+  openDataDictionary,
   openDiagram,
   openDocs,
   openFieldLineage,
@@ -4704,6 +4707,10 @@ const canOpenDiagram = computed(() => {
   return !!activeNode.value.database && supportsSchemaDiagram(currentDatabaseType());
 });
 
+const canOpenDataDictionary = computed(() => {
+  return !!activeNode.value.connectionId && !!activeNode.value.database && supportsDataDictionary(currentDatabaseType());
+});
+
 const canOpenDatabaseSearch = computed(() => {
   return !!activeNode.value.database && supportsDatabaseSearch(currentDatabaseType());
 });
@@ -5878,6 +5885,9 @@ function buildDatabaseSidebarMenu(context: SidebarMenuFactoryContext): boolean {
     items.push({ label: t("diff.title"), action: openSchemaDiff, icon: ArrowRightLeft });
     items.push({ label: t("dataCompare.title"), action: openDataCompare, icon: ArrowRightLeft });
     items.push({ label: t("contextMenu.exportDatabase"), action: openDatabaseExport, icon: Upload });
+    if (canOpenDataDictionary.value) {
+      items.push({ label: t("dataDictionary.title"), action: openDataDictionary, icon: FileText });
+    }
     const destructiveActions: ContextMenuItem[] = [];
     if (canDropDatabase.value) {
       destructiveActions.push({
@@ -6270,6 +6280,9 @@ function buildObjectSidebarMenu(context: SidebarMenuFactoryContext): boolean {
     items.push(exportDataSubmenu());
     items.push({ label: t("contextMenu.exportDatabase"), action: openDatabaseExport, icon: Upload });
     items.push({ label: t("contextMenu.exportStructure"), action: exportStructure, icon: FileCode });
+    if (canOpenDataDictionary.value) {
+      items.push({ label: t("dataDictionary.title"), action: openDataDictionary, icon: FileText });
+    }
     items.push(copyStructureAsSubmenu());
     if (isTableNotView.value) {
       items.push({ label: "", separator: true });
diff --git a/apps/desktop/src/composables/__tests__/useSidebarTreeToolRuntime.docs.spec.ts b/apps/desktop/src/composables/__tests__/useSidebarTreeToolRuntime.docs.spec.ts
index 6e267a1eef..424648d9da 100644
--- a/apps/desktop/src/composables/__tests__/useSidebarTreeToolRuntime.docs.spec.ts
+++ b/apps/desktop/src/composables/__tests__/useSidebarTreeToolRuntime.docs.spec.ts
@@ -8,6 +8,7 @@ function setup(node: Partial<TreeNode>, options: { treeNodes?: TreeNode[]; selec
   const activeNode = shallowRef({ id: "n-1", label: "node", children: [], ...node } as TreeNode);
   const connectionStore = {
     docsSource: null as unknown,
+    dataDictionarySource: null as unknown,
     diagramSource: null as unknown,
     databaseExportSource: null as unknown,
     mongoImportSource: undefined as unknown,
@@ -27,6 +28,53 @@ function setup(node: Partial<TreeNode>, options: { treeNodes?: TreeNode[]; selec
   return { connectionStore, runtime };
 }
 
+describe("useSidebarTreeToolRuntime openDataDictionary", () => {
+  it("documents every schema when invoked on a database node", () => {
+    const { connectionStore, runtime } = setup({ type: "database", label: "shop", connectionId: "conn-1", database: "shop" });
+
+    runtime.openDataDictionary();
+
+    expect(connectionStore.dataDictionarySource).toEqual({ connectionId: "conn-1", database: "shop", schema: undefined });
+  });
+
+  it("narrows to a schema node", () => {
+    const { connectionStore, runtime } = setup({ type: "schema", label: "public", connectionId: "conn-1", database: "shop", schema: "public" });
+
+    runtime.openDataDictionary();
+
+    expect(connectionStore.dataDictionarySource).toEqual({ connectionId: "conn-1", database: "shop", schema: "public" });
+  });
+
+  it("exports the selected same-schema tables and views", () => {
+    const publicUsers: TreeNode = { id: "t1", label: "users", type: "table", connectionId: "c1", database: "db", schema: "public" };
+    const publicOrders: TreeNode = { id: "t2", label: "orders", type: "table", connectionId: "c1", database: "db", schema: "public" };
+    const publicView: TreeNode = { id: "v1", label: "active_users", type: "view", connectionId: "c1", database: "db", schema: "public" };
+    const salesUsers: TreeNode = { id: "t3", label: "users", type: "table", connectionId: "c1", database: "db", schema: "sales" };
+    const group: TreeNode = { id: "group", label: "Tables", type: "group-tables", children: [publicUsers, publicOrders, publicView, salesUsers] };
+    const { connectionStore, runtime } = setup(publicUsers, {
+      treeNodes: [group],
+      selectedTreeNodeIds: [publicOrders.id, publicUsers.id, publicView.id, salesUsers.id],
+    });
+
+    runtime.openDataDictionary();
+
+    expect(connectionStore.dataDictionarySource).toEqual({
+      connectionId: "c1",
+      database: "db",
+      schema: "public",
+      tableNames: ["users", "orders", "active_users"],
+    });
+  });
+
+  it("does nothing when the node carries no database", () => {
+    const { connectionStore, runtime } = setup({ type: "connection", label: "local", connectionId: "conn-1" });
+
+    runtime.openDataDictionary();
+
+    expect(connectionStore.dataDictionarySource).toBeNull();
+  });
+});
+
 describe("useSidebarTreeToolRuntime openDocs", () => {
   it("documents the whole database when invoked on a database node", () => {
     const { connectionStore, runtime } = setup({ type: "database", label: "shop", connectionId: "conn-1", database: "shop" });
diff --git a/apps/desktop/src/composables/useDialogSources.ts b/apps/desktop/src/composables/useDialogSources.ts
index f50eb96716..6b150ec29f 100644
--- a/apps/desktop/src/composables/useDialogSources.ts
+++ b/apps/desktop/src/composables/useDialogSources.ts
@@ -14,6 +14,7 @@ const showDataCompareDialog = ref(false);
 const showSqlFileDialog = ref(false);
 const showDiagramDialog = ref(false);
 const showDocsDialog = ref(false);
+const showDataDictionaryDialog = ref(false);
 const showTableImportDialog = ref(false);
 const showMongoImportDialog = ref(false);
 const showMongoDatabaseDumpDialog = ref(false);
@@ -71,6 +72,10 @@ const diagramFocusTableNames = ref<string[]>([]);
 const docsPrefillConnectionId = ref("");
 const docsPrefillDatabase = ref("");
 const docsPrefillSchema = ref("");
+const dataDictionaryPrefillConnectionId = ref("");
+const dataDictionaryPrefillDatabase = ref("");
+const dataDictionaryPrefillSchema = ref("");
+const dataDictionaryPrefillTableNames = ref<string[]>([]);
 const tableImportPrefillConnectionId = ref("");
 const tableImportPrefillDatabase = ref("");
 const tableImportPrefillSchema = ref("");
@@ -246,6 +251,20 @@ export function useDialogSources() {
       },
     );
 
+    watch(
+      () => connectionStore.dataDictionarySource,
+      (v) => {
+        if (v) {
+          dataDictionaryPrefillConnectionId.value = v.connectionId;
+          dataDictionaryPrefillDatabase.value = v.database;
+          dataDictionaryPrefillSchema.value = v.schema ?? "";
+          dataDictionaryPrefillTableNames.value = v.tableNames ?? [];
+          showDataDictionaryDialog.value = true;
+          connectionStore.dataDictionarySource = null;
+        }
+      },
+    );
+
     watch(
       () => connectionStore.tableImportSource,
       (v) => {
@@ -539,6 +558,7 @@ export function useDialogSources() {
     showSqlFileDialog,
     showDiagramDialog,
     showDocsDialog,
+    showDataDictionaryDialog,
     showTableImportDialog,
     showMongoImportDialog,
     showMongoDatabaseDumpDialog,
@@ -592,6 +612,10 @@ export function useDialogSources() {
     docsPrefillConnectionId,
     docsPrefillDatabase,
     docsPrefillSchema,
+    dataDictionaryPrefillConnectionId,
+    dataDictionaryPrefillDatabase,
+    dataDictionaryPrefillSchema,
+    dataDictionaryPrefillTableNames,
     tableImportPrefillConnectionId,
     tableImportPrefillDatabase,
     tableImportPrefillSchema,
diff --git a/apps/desktop/src/composables/useSidebarTreeToolRuntime.ts b/apps/desktop/src/composables/useSidebarTreeToolRuntime.ts
index 10889a095c..0fbc91f524 100644
--- a/apps/desktop/src/composables/useSidebarTreeToolRuntime.ts
+++ b/apps/desktop/src/composables/useSidebarTreeToolRuntime.ts
@@ -95,6 +95,28 @@ export function useSidebarTreeToolRuntime(options: SidebarTreeToolRuntimeOptions
     };
   }
 
+  function openDataDictionary() {
+    const node = activeNode.value;
+    if (!node.connectionId || !node.database) return;
+    if (node.type === "table" || node.type === "view" || node.type === "materialized_view") {
+      const targets = selectedSameSchemaStructureTargets().filter((target) => target.type === "table" || target.type === "view" || target.type === "materialized_view");
+      const tableNames = targets.length > 1 ? targets.map((target) => target.label) : [node.label];
+      connectionStore.dataDictionarySource = {
+        connectionId: node.connectionId,
+        database: node.database,
+        schema: node.schema,
+        tableNames,
+      };
+      return;
+    }
+    connectionStore.dataDictionarySource = {
+      connectionId: node.connectionId,
+      database: node.database,
+      // A database node has no schema, so the collector documents every schema.
+      schema: node.type === "schema" ? node.schema : undefined,
+    };
+  }
+
   function openDatabaseSearch() {
     const node = activeNode.value;
     if (!node.connectionId || !node.database) return;
@@ -193,6 +215,7 @@ export function useSidebarTreeToolRuntime(options: SidebarTreeToolRuntimeOptions
     openDataCompare,
     openDatabaseExport,
     openDatabaseSearch,
+    openDataDictionary,
     openDiagram,
     openDocs,
     openFieldLineage,
diff --git a/apps/desktop/src/i18n/locales/az.ts b/apps/desktop/src/i18n/locales/az.ts
index 33ca4d4433..0e671647dd 100644
--- a/apps/desktop/src/i18n/locales/az.ts
+++ b/apps/desktop/src/i18n/locales/az.ts
@@ -1,5 +1,6 @@
 import { withEnglishFallback } from "./fallback";
 import docs from "./docs/az";
+import { dataDictionaryAz as dataDictionary } from "./dataDictionaryMessages";
 import { consulAzMessages } from "./consulAz";
 import { sqlServerTraceMessages as sqlServerTrace } from "./sqlServerTraceMessages";
 import { meilisearchManagementAz } from "./meilisearchManagement";
@@ -176,6 +177,7 @@ export default withEnglishFallback({
     name: "DBX",
   },
   docs,
+  dataDictionary,
   auth: {
     rateLimited: "{seconds} saniyə sonra yenidən cəhd edin",
     setupTitle: "Giriş parolunu təyin et",
diff --git a/apps/desktop/src/i18n/locales/dataDictionaryMessages.ts b/apps/desktop/src/i18n/locales/dataDictionaryMessages.ts
new file mode 100644
index 0000000000..633ceea9c3
--- /dev/null
+++ b/apps/desktop/src/i18n/locales/dataDictionaryMessages.ts
@@ -0,0 +1,1220 @@
+export const dataDictionaryEn = {
+  title: "Export Data Dictionary",
+  scopeDatabase: "Database {database}",
+  scopeSchema: "Schema {schema} in {database}",
+  scopeTables: "{count} objects in {database}",
+  includeViews: "Include views",
+  includeIndexes: "Include indexes and foreign keys",
+  loading: "Reading structure…",
+  export: "Export",
+  exporting: "Exporting…",
+  exportFailed: "Could not export: {error}",
+  loadFailed: "Could not read structure: {error}",
+  warningsTitle: "This dictionary is incomplete",
+  warningTableSkipped: "{table} was skipped: {reason}",
+  warningNoForeignKeys: "{engine} does not report foreign keys.",
+  warningCommentsUnsupported: "{engine} does not support table or column comments.",
+  empty: "No tables to export.",
+  column: "Column",
+  type: "Type",
+  length: "Length",
+  precision: "Precision",
+  scale: "Scale",
+  primaryKey: "Primary key",
+  nullable: "Nullable",
+  unique: "Unique",
+  defaultValue: "Default",
+  extra: "Extra",
+  comment: "Comment",
+  indexName: "Index",
+  indexColumns: "Columns",
+  indexType: "Type",
+  constraintName: "Constraint",
+  refSchema: "Referenced schema",
+  refTable: "Referenced table",
+  refColumn: "Referenced column",
+  onUpdate: "ON UPDATE",
+  onDelete: "ON DELETE",
+  yes: "Yes",
+  no: "No",
+  indexesHeading: "Indexes",
+  foreignKeysHeading: "Foreign keys",
+  stepDatabases: "Choose databases and schemas",
+  stepObjects: "Choose objects and order",
+  stepTemplate: "Choose template",
+  stepLayout: "Adjust layout",
+  stepFile: "File path and generate",
+  next: "Next",
+  back: "Back",
+  start: "Start",
+  databases: "Databases",
+  schemasHeading: "Schemas",
+  noSchemaLevel: "This database has no separate schemas.",
+  searchObjects: "Search objects",
+  selectAll: "All",
+  selectNone: "None",
+  selectedCount: "Export order ({count})",
+  moveUp: "Up",
+  moveDown: "Down",
+  templateStandard: "Standard",
+  templateStandardHint: "Cover, contents, introduction, and indexes.",
+  templateDetailed: "Detailed",
+  templateDetailedHint: "Landscape pages with indexes, foreign keys, and a longer introduction.",
+  templateCompact: "Compact",
+  templateCompactHint: "Columns only, no cover or contents.",
+  templateCatalog: "Catalog",
+  templateCatalogHint: "Cover and contents, without indexes.",
+  templateReference: "Reference",
+  templateReferenceHint: "Large landscape pages with indexes and contents.",
+  includeCover: "Include cover",
+  header: "Header",
+  dictionaryTitle: "Title",
+  subtitle: "Subtitle",
+  remarks: "Remarks",
+  coverFooter: "Cover footer",
+  includeToc: "Include table of contents",
+  includeBreadcrumbs: "Include breadcrumbs header",
+  includeLeftFooter: "Include left footer",
+  leftFooter: "Left footer",
+  includePageNumber: "Include page number",
+  includeIntroduction: "Include introduction",
+  introduction: "Introduction",
+  introductionDefault: "A data dictionary is a collection of metadata such as object name, data type, size, and relationships with other data assets.",
+  detailedIntroduction: "Detailed properties (data type, size, nullability, indexes, foreign keys, and constraints) are organized in tables.",
+  paper: "Paper",
+  orientation: "Orientation",
+  portrait: "Portrait",
+  landscape: "Landscape",
+  margin: "Margin (cm)",
+  fontSize: "Font size",
+  fontSmall: "Small",
+  fontMedium: "Medium",
+  fontLarge: "Large",
+  exportToFile: "Export to file",
+  browse: "Browse",
+  appendTimestamp: "Append timestamp to file name",
+  overwriteExisting: "Overwrite existing file",
+  continueOnError: "Continue on error",
+  generating: "Generating",
+  generated: "Data dictionary generated:",
+  fileExists: "The file already exists.",
+  contentsHeading: "Contents",
+  kindTable: "Table",
+  kindView: "View",
+  kindMaterializedView: "Materialized view",
+  loadProfile: "Load profile",
+  saveProfile: "Save profile",
+  profileInvalid: "This profile cannot be read.",
+  preview: "Preview",
+  previewFailed: "Could not preview: {error}",
+};
+
+export const dataDictionaryZhCN = {
+  title: "导出数据字典",
+  scopeDatabase: "数据库 {database}",
+  scopeSchema: "{database} 的 Schema {schema}",
+  scopeTables: "{database} 中的 {count} 个对象",
+  includeViews: "包含视图",
+  includeIndexes: "包含索引和外键",
+  loading: "正在读取结构…",
+  export: "导出",
+  exporting: "导出中…",
+  exportFailed: "无法导出：{error}",
+  loadFailed: "无法读取结构：{error}",
+  warningsTitle: "这份字典不完整",
+  warningTableSkipped: "{table} 被跳过：{reason}",
+  warningNoForeignKeys: "{engine} 不报告外键。",
+  warningCommentsUnsupported: "{engine} 不支持表或列注释。",
+  empty: "没有可导出的表。",
+  column: "字段名",
+  type: "类型",
+  length: "长度",
+  precision: "精度",
+  scale: "小数位",
+  primaryKey: "主键",
+  nullable: "允许为空",
+  unique: "唯一",
+  defaultValue: "默认值",
+  extra: "额外",
+  comment: "注释",
+  indexName: "索引名",
+  indexColumns: "字段",
+  indexType: "类型",
+  constraintName: "约束名",
+  refSchema: "引用 Schema",
+  refTable: "引用表",
+  refColumn: "引用字段",
+  onUpdate: "ON UPDATE",
+  onDelete: "ON DELETE",
+  yes: "是",
+  no: "否",
+  indexesHeading: "索引",
+  foreignKeysHeading: "外键",
+  stepDatabases: "选择数据库和 Schema",
+  stepObjects: "选择对象并调整顺序",
+  stepTemplate: "选择模板",
+  stepLayout: "调整布局",
+  stepFile: "设置文件并生成",
+  next: "下一步",
+  back: "上一步",
+  start: "开始",
+  databases: "数据库",
+  schemasHeading: "Schema",
+  noSchemaLevel: "这个数据库没有单独的 Schema。",
+  searchObjects: "搜索对象",
+  selectAll: "全选",
+  selectNone: "全不选",
+  selectedCount: "导出顺序（{count}）",
+  moveUp: "上移",
+  moveDown: "下移",
+  templateStandard: "标准",
+  templateStandardHint: "封面、目录、引言，以及索引和外键。",
+  templateDetailed: "详细",
+  templateDetailedHint: "横向页面，包含索引、外键和较长的引言。",
+  templateCompact: "简洁",
+  templateCompactHint: "只保留字段，不含封面和目录。",
+  templateCatalog: "目录",
+  templateCatalogHint: "封面和目录，不含索引。",
+  templateReference: "参考",
+  templateReferenceHint: "较大的横向页面，包含索引和目录。",
+  includeCover: "包含封面",
+  header: "页眉",
+  dictionaryTitle: "标题",
+  subtitle: "副标题",
+  remarks: "备注",
+  coverFooter: "封面页脚",
+  includeToc: "包含目录",
+  includeBreadcrumbs: "包含面包屑标题",
+  includeLeftFooter: "包含左侧页脚",
+  leftFooter: "左侧页脚",
+  includePageNumber: "包含页码",
+  includeIntroduction: "包含引言",
+  introduction: "引言",
+  introductionDefault: "数据字典是元数据的集合，包括对象名称、数据类型、大小，以及与其他数据资产的关联关系。",
+  detailedIntroduction: "数据元素的详细属性（数据类型、大小、可空性、索引、外键、约束）以表格形式组织。",
+  paper: "纸张",
+  orientation: "方向",
+  portrait: "纵向",
+  landscape: "横向",
+  margin: "边距（厘米）",
+  fontSize: "字号",
+  fontSmall: "小",
+  fontMedium: "中",
+  fontLarge: "大",
+  exportToFile: "导出到文件",
+  browse: "浏览",
+  appendTimestamp: "将时间戳追加到文件名称",
+  overwriteExisting: "覆盖现有文件",
+  continueOnError: "遇到错误时继续",
+  generating: "正在生成",
+  generated: "已生成数据字典：",
+  fileExists: "文件已存在。",
+  contentsHeading: "目录",
+  kindTable: "表",
+  kindView: "视图",
+  kindMaterializedView: "物化视图",
+  loadProfile: "加载配置文件",
+  saveProfile: "保存配置文件",
+  profileInvalid: "无法读取这个配置文件。",
+  preview: "预览",
+  previewFailed: "无法预览：{error}",
+};
+
+export const dataDictionaryZhTW = {
+  title: "匯出資料字典",
+  scopeDatabase: "資料庫 {database}",
+  scopeSchema: "{database} 的 Schema {schema}",
+  scopeTables: "{database} 中的 {count} 個物件",
+  includeViews: "包含檢視",
+  includeIndexes: "包含索引與外鍵",
+  loading: "正在讀取結構…",
+  export: "匯出",
+  exporting: "匯出中…",
+  exportFailed: "無法匯出：{error}",
+  loadFailed: "無法讀取結構：{error}",
+  warningsTitle: "這份字典不完整",
+  warningTableSkipped: "{table} 已略過：{reason}",
+  warningNoForeignKeys: "{engine} 不回報外鍵。",
+  warningCommentsUnsupported: "{engine} 不支援資料表或欄位註解。",
+  empty: "沒有可匯出的資料表。",
+  column: "欄位名稱",
+  type: "類型",
+  length: "長度",
+  precision: "精度",
+  scale: "小數位",
+  primaryKey: "主鍵",
+  nullable: "允許為空",
+  unique: "唯一",
+  defaultValue: "預設值",
+  extra: "額外",
+  comment: "註解",
+  indexName: "索引名稱",
+  indexColumns: "欄位",
+  indexType: "類型",
+  constraintName: "條件約束",
+  refSchema: "參照 Schema",
+  refTable: "參照資料表",
+  refColumn: "參照欄位",
+  onUpdate: "ON UPDATE",
+  onDelete: "ON DELETE",
+  yes: "是",
+  no: "否",
+  indexesHeading: "索引",
+  foreignKeysHeading: "外鍵",
+  stepDatabases: "選擇資料庫和 Schema",
+  stepObjects: "選擇物件並調整順序",
+  stepTemplate: "選擇範本",
+  stepLayout: "調整版面",
+  stepFile: "設定檔案並產生",
+  next: "下一步",
+  back: "上一步",
+  start: "開始",
+  databases: "資料庫",
+  schemasHeading: "Schema",
+  noSchemaLevel: "這個資料庫沒有單獨的 Schema。",
+  searchObjects: "搜尋物件",
+  selectAll: "全選",
+  selectNone: "全不選",
+  selectedCount: "匯出順序（{count}）",
+  moveUp: "上移",
+  moveDown: "下移",
+  templateStandard: "標準",
+  templateStandardHint: "封面、目錄、引言，以及索引與外鍵。",
+  templateDetailed: "詳細",
+  templateDetailedHint: "橫向頁面，包含索引、外鍵和較長的引言。",
+  templateCompact: "簡潔",
+  templateCompactHint: "只保留欄位，不含封面和目錄。",
+  templateCatalog: "目錄",
+  templateCatalogHint: "封面和目錄，不含索引。",
+  templateReference: "參考",
+  templateReferenceHint: "較大的橫向頁面，包含索引和目錄。",
+  includeCover: "包含封面",
+  header: "頁首",
+  dictionaryTitle: "標題",
+  subtitle: "副標題",
+  remarks: "備註",
+  coverFooter: "封面頁尾",
+  includeToc: "包含目錄",
+  includeBreadcrumbs: "包含導覽標題",
+  includeLeftFooter: "包含左側頁尾",
+  leftFooter: "左側頁尾",
+  includePageNumber: "包含頁碼",
+  includeIntroduction: "包含引言",
+  introduction: "引言",
+  introductionDefault: "資料字典是中繼資料的集合，包括物件名稱、資料類型、大小，以及與其他資料資產的關聯。",
+  detailedIntroduction: "資料元素的詳細屬性（資料類型、大小、可否為空、索引、外鍵、條件約束）以表格組織。",
+  paper: "紙張",
+  orientation: "方向",
+  portrait: "直向",
+  landscape: "橫向",
+  margin: "邊界（公分）",
+  fontSize: "字級",
+  fontSmall: "小",
+  fontMedium: "中",
+  fontLarge: "大",
+  exportToFile: "匯出到檔案",
+  browse: "瀏覽",
+  appendTimestamp: "將時間戳記附加到檔案名稱",
+  overwriteExisting: "覆寫現有檔案",
+  continueOnError: "遇到錯誤時繼續",
+  generating: "正在產生",
+  generated: "已產生資料字典：",
+  fileExists: "檔案已存在。",
+  contentsHeading: "目錄",
+  kindTable: "資料表",
+  kindView: "檢視",
+  kindMaterializedView: "具體化檢視",
+  loadProfile: "載入設定檔",
+  saveProfile: "儲存設定檔",
+  profileInvalid: "無法讀取這個設定檔。",
+  preview: "預覽",
+  previewFailed: "無法預覽：{error}",
+};
+
+export const dataDictionaryJa = {
+  title: "データ辞書をエクスポート",
+  scopeDatabase: "データベース {database}",
+  scopeSchema: "{database} のスキーマ {schema}",
+  scopeTables: "{database} の {count} オブジェクト",
+  includeViews: "ビューを含める",
+  includeIndexes: "インデックスと外部キーを含める",
+  loading: "構造を読み込み中…",
+  export: "エクスポート",
+  exporting: "エクスポート中…",
+  exportFailed: "エクスポートできません: {error}",
+  loadFailed: "構造を読み込めません: {error}",
+  warningsTitle: "この辞書は不完全です",
+  warningTableSkipped: "{table} はスキップされました: {reason}",
+  warningNoForeignKeys: "{engine} は外部キーを報告しません。",
+  warningCommentsUnsupported: "{engine} はテーブルまたは列のコメントに対応していません。",
+  empty: "エクスポートするテーブルがありません。",
+  column: "列",
+  type: "型",
+  length: "長さ",
+  precision: "精度",
+  scale: "小数桁",
+  primaryKey: "主キー",
+  nullable: "NULL 可",
+  unique: "一意",
+  defaultValue: "デフォルト",
+  extra: "追加",
+  comment: "コメント",
+  indexName: "インデックス",
+  indexColumns: "列",
+  indexType: "種類",
+  constraintName: "制約",
+  refSchema: "参照スキーマ",
+  refTable: "参照テーブル",
+  refColumn: "参照列",
+  onUpdate: "ON UPDATE",
+  onDelete: "ON DELETE",
+  yes: "はい",
+  no: "いいえ",
+  indexesHeading: "インデックス",
+  foreignKeysHeading: "外部キー",
+  stepDatabases: "Choose databases and schemas",
+  stepObjects: "Choose objects and order",
+  stepTemplate: "Choose template",
+  stepLayout: "Adjust layout",
+  stepFile: "File path and generate",
+  next: "Next",
+  back: "Back",
+  start: "Start",
+  databases: "Databases",
+  schemasHeading: "Schemas",
+  noSchemaLevel: "This database has no separate schemas.",
+  searchObjects: "Search objects",
+  selectAll: "All",
+  selectNone: "None",
+  selectedCount: "Export order ({count})",
+  moveUp: "Up",
+  moveDown: "Down",
+  templateStandard: "Standard",
+  templateStandardHint: "Cover, contents, introduction, and indexes.",
+  templateDetailed: "Detailed",
+  templateDetailedHint: "Landscape pages with indexes, foreign keys, and a longer introduction.",
+  templateCompact: "Compact",
+  templateCompactHint: "Columns only, no cover or contents.",
+  templateCatalog: "Catalog",
+  templateCatalogHint: "Cover and contents, without indexes.",
+  templateReference: "Reference",
+  templateReferenceHint: "Large landscape pages with indexes and contents.",
+  includeCover: "Include cover",
+  header: "Header",
+  dictionaryTitle: "Title",
+  subtitle: "Subtitle",
+  remarks: "Remarks",
+  coverFooter: "Cover footer",
+  includeToc: "Include table of contents",
+  includeBreadcrumbs: "Include breadcrumbs header",
+  includeLeftFooter: "Include left footer",
+  leftFooter: "Left footer",
+  includePageNumber: "Include page number",
+  includeIntroduction: "Include introduction",
+  introduction: "Introduction",
+  introductionDefault: "A data dictionary is a collection of metadata such as object name, data type, size, and relationships with other data assets.",
+  detailedIntroduction: "Detailed properties (data type, size, nullability, indexes, foreign keys, and constraints) are organized in tables.",
+  paper: "Paper",
+  orientation: "Orientation",
+  portrait: "Portrait",
+  landscape: "Landscape",
+  margin: "Margin (cm)",
+  fontSize: "Font size",
+  fontSmall: "Small",
+  fontMedium: "Medium",
+  fontLarge: "Large",
+  exportToFile: "Export to file",
+  browse: "Browse",
+  appendTimestamp: "Append timestamp to file name",
+  overwriteExisting: "Overwrite existing file",
+  continueOnError: "Continue on error",
+  generating: "Generating",
+  generated: "Data dictionary generated:",
+  fileExists: "The file already exists.",
+  contentsHeading: "Contents",
+  kindTable: "Table",
+  kindView: "View",
+  kindMaterializedView: "Materialized view",
+  loadProfile: "Load profile",
+  saveProfile: "Save profile",
+  profileInvalid: "This profile cannot be read.",
+  preview: "Preview",
+  previewFailed: "Could not preview: {error}",
+};
+
+export const dataDictionaryKo = {
+  title: "데이터 사전 내보내기",
+  scopeDatabase: "데이터베이스 {database}",
+  scopeSchema: "{database}의 스키마 {schema}",
+  scopeTables: "{database}의 객체 {count}개",
+  includeViews: "뷰 포함",
+  includeIndexes: "인덱스와 외래 키 포함",
+  loading: "구조를 읽는 중…",
+  export: "내보내기",
+  exporting: "내보내는 중…",
+  exportFailed: "내보낼 수 없습니다: {error}",
+  loadFailed: "구조를 읽을 수 없습니다: {error}",
+  warningsTitle: "이 사전은 불완전합니다",
+  warningTableSkipped: "{table}을(를) 건너뛰었습니다: {reason}",
+  warningNoForeignKeys: "{engine}은(는) 외래 키를 보고하지 않습니다.",
+  warningCommentsUnsupported: "{engine}은(는) 테이블 또는 열 주석을 지원하지 않습니다.",
+  empty: "내보낼 테이블이 없습니다.",
+  column: "열",
+  type: "유형",
+  length: "길이",
+  precision: "정밀도",
+  scale: "소수 자릿수",
+  primaryKey: "기본 키",
+  nullable: "NULL 허용",
+  unique: "고유",
+  defaultValue: "기본값",
+  extra: "추가",
+  comment: "주석",
+  indexName: "인덱스",
+  indexColumns: "열",
+  indexType: "유형",
+  constraintName: "제약",
+  refSchema: "참조 스키마",
+  refTable: "참조 테이블",
+  refColumn: "참조 열",
+  onUpdate: "ON UPDATE",
+  onDelete: "ON DELETE",
+  yes: "예",
+  no: "아니요",
+  indexesHeading: "인덱스",
+  foreignKeysHeading: "외래 키",
+  stepDatabases: "Choose databases and schemas",
+  stepObjects: "Choose objects and order",
+  stepTemplate: "Choose template",
+  stepLayout: "Adjust layout",
+  stepFile: "File path and generate",
+  next: "Next",
+  back: "Back",
+  start: "Start",
+  databases: "Databases",
+  schemasHeading: "Schemas",
+  noSchemaLevel: "This database has no separate schemas.",
+  searchObjects: "Search objects",
+  selectAll: "All",
+  selectNone: "None",
+  selectedCount: "Export order ({count})",
+  moveUp: "Up",
+  moveDown: "Down",
+  templateStandard: "Standard",
+  templateStandardHint: "Cover, contents, introduction, and indexes.",
+  templateDetailed: "Detailed",
+  templateDetailedHint: "Landscape pages with indexes, foreign keys, and a longer introduction.",
+  templateCompact: "Compact",
+  templateCompactHint: "Columns only, no cover or contents.",
+  templateCatalog: "Catalog",
+  templateCatalogHint: "Cover and contents, without indexes.",
+  templateReference: "Reference",
+  templateReferenceHint: "Large landscape pages with indexes and contents.",
+  includeCover: "Include cover",
+  header: "Header",
+  dictionaryTitle: "Title",
+  subtitle: "Subtitle",
+  remarks: "Remarks",
+  coverFooter: "Cover footer",
+  includeToc: "Include table of contents",
+  includeBreadcrumbs: "Include breadcrumbs header",
+  includeLeftFooter: "Include left footer",
+  leftFooter: "Left footer",
+  includePageNumber: "Include page number",
+  includeIntroduction: "Include introduction",
+  introduction: "Introduction",
+  introductionDefault: "A data dictionary is a collection of metadata such as object name, data type, size, and relationships with other data assets.",
+  detailedIntroduction: "Detailed properties (data type, size, nullability, indexes, foreign keys, and constraints) are organized in tables.",
+  paper: "Paper",
+  orientation: "Orientation",
+  portrait: "Portrait",
+  landscape: "Landscape",
+  margin: "Margin (cm)",
+  fontSize: "Font size",
+  fontSmall: "Small",
+  fontMedium: "Medium",
+  fontLarge: "Large",
+  exportToFile: "Export to file",
+  browse: "Browse",
+  appendTimestamp: "Append timestamp to file name",
+  overwriteExisting: "Overwrite existing file",
+  continueOnError: "Continue on error",
+  generating: "Generating",
+  generated: "Data dictionary generated:",
+  fileExists: "The file already exists.",
+  contentsHeading: "Contents",
+  kindTable: "Table",
+  kindView: "View",
+  kindMaterializedView: "Materialized view",
+  loadProfile: "Load profile",
+  saveProfile: "Save profile",
+  profileInvalid: "This profile cannot be read.",
+  preview: "Preview",
+  previewFailed: "Could not preview: {error}",
+};
+
+export const dataDictionaryEs = {
+  title: "Exportar diccionario de datos",
+  scopeDatabase: "Base de datos {database}",
+  scopeSchema: "Esquema {schema} en {database}",
+  scopeTables: "{count} objetos en {database}",
+  includeViews: "Incluir vistas",
+  includeIndexes: "Incluir índices y claves foráneas",
+  loading: "Leyendo estructura…",
+  export: "Exportar",
+  exporting: "Exportando…",
+  exportFailed: "No se pudo exportar: {error}",
+  loadFailed: "No se pudo leer la estructura: {error}",
+  warningsTitle: "Este diccionario está incompleto",
+  warningTableSkipped: "{table} se omitió: {reason}",
+  warningNoForeignKeys: "{engine} no informa claves foráneas.",
+  warningCommentsUnsupported: "{engine} no admite comentarios de tabla o columna.",
+  empty: "No hay tablas para exportar.",
+  column: "Columna",
+  type: "Tipo",
+  length: "Longitud",
+  precision: "Precisión",
+  scale: "Escala",
+  primaryKey: "Clave primaria",
+  nullable: "Admite nulos",
+  unique: "Único",
+  defaultValue: "Valor predeterminado",
+  extra: "Extra",
+  comment: "Comentario",
+  indexName: "Índice",
+  indexColumns: "Columnas",
+  indexType: "Tipo",
+  constraintName: "Restricción",
+  refSchema: "Esquema referenciado",
+  refTable: "Tabla referenciada",
+  refColumn: "Columna referenciada",
+  onUpdate: "ON UPDATE",
+  onDelete: "ON DELETE",
+  yes: "Sí",
+  no: "No",
+  indexesHeading: "Índices",
+  foreignKeysHeading: "Claves foráneas",
+  stepDatabases: "Choose databases and schemas",
+  stepObjects: "Choose objects and order",
+  stepTemplate: "Choose template",
+  stepLayout: "Adjust layout",
+  stepFile: "File path and generate",
+  next: "Next",
+  back: "Back",
+  start: "Start",
+  databases: "Databases",
+  schemasHeading: "Schemas",
+  noSchemaLevel: "This database has no separate schemas.",
+  searchObjects: "Search objects",
+  selectAll: "All",
+  selectNone: "None",
+  selectedCount: "Export order ({count})",
+  moveUp: "Up",
+  moveDown: "Down",
+  templateStandard: "Standard",
+  templateStandardHint: "Cover, contents, introduction, and indexes.",
+  templateDetailed: "Detailed",
+  templateDetailedHint: "Landscape pages with indexes, foreign keys, and a longer introduction.",
+  templateCompact: "Compact",
+  templateCompactHint: "Columns only, no cover or contents.",
+  templateCatalog: "Catalog",
+  templateCatalogHint: "Cover and contents, without indexes.",
+  templateReference: "Reference",
+  templateReferenceHint: "Large landscape pages with indexes and contents.",
+  includeCover: "Include cover",
+  header: "Header",
+  dictionaryTitle: "Title",
+  subtitle: "Subtitle",
+  remarks: "Remarks",
+  coverFooter: "Cover footer",
+  includeToc: "Include table of contents",
+  includeBreadcrumbs: "Include breadcrumbs header",
+  includeLeftFooter: "Include left footer",
+  leftFooter: "Left footer",
+  includePageNumber: "Include page number",
+  includeIntroduction: "Include introduction",
+  introduction: "Introduction",
+  introductionDefault: "A data dictionary is a collection of metadata such as object name, data type, size, and relationships with other data assets.",
+  detailedIntroduction: "Detailed properties (data type, size, nullability, indexes, foreign keys, and constraints) are organized in tables.",
+  paper: "Paper",
+  orientation: "Orientation",
+  portrait: "Portrait",
+  landscape: "Landscape",
+  margin: "Margin (cm)",
+  fontSize: "Font size",
+  fontSmall: "Small",
+  fontMedium: "Medium",
+  fontLarge: "Large",
+  exportToFile: "Export to file",
+  browse: "Browse",
+  appendTimestamp: "Append timestamp to file name",
+  overwriteExisting: "Overwrite existing file",
+  continueOnError: "Continue on error",
+  generating: "Generating",
+  generated: "Data dictionary generated:",
+  fileExists: "The file already exists.",
+  contentsHeading: "Contents",
+  kindTable: "Table",
+  kindView: "View",
+  kindMaterializedView: "Materialized view",
+  loadProfile: "Load profile",
+  saveProfile: "Save profile",
+  profileInvalid: "This profile cannot be read.",
+  preview: "Preview",
+  previewFailed: "Could not preview: {error}",
+};
+
+export const dataDictionaryIt = {
+  title: "Esporta dizionario dati",
+  scopeDatabase: "Database {database}",
+  scopeSchema: "Schema {schema} in {database}",
+  scopeTables: "{count} oggetti in {database}",
+  includeViews: "Includi viste",
+  includeIndexes: "Includi indici e chiavi esterne",
+  loading: "Lettura della struttura…",
+  export: "Esporta",
+  exporting: "Esportazione…",
+  exportFailed: "Impossibile esportare: {error}",
+  loadFailed: "Impossibile leggere la struttura: {error}",
+  warningsTitle: "Questo dizionario è incompleto",
+  warningTableSkipped: "{table} è stata ignorata: {reason}",
+  warningNoForeignKeys: "{engine} non riporta le chiavi esterne.",
+  warningCommentsUnsupported: "{engine} non supporta i commenti di tabella o colonna.",
+  empty: "Nessuna tabella da esportare.",
+  column: "Colonna",
+  type: "Tipo",
+  length: "Lunghezza",
+  precision: "Precisione",
+  scale: "Scala",
+  primaryKey: "Chiave primaria",
+  nullable: "Nullable",
+  unique: "Univoco",
+  defaultValue: "Predefinito",
+  extra: "Extra",
+  comment: "Commento",
+  indexName: "Indice",
+  indexColumns: "Colonne",
+  indexType: "Tipo",
+  constraintName: "Vincolo",
+  refSchema: "Schema referenziato",
+  refTable: "Tabella referenziata",
+  refColumn: "Colonna referenziata",
+  onUpdate: "ON UPDATE",
+  onDelete: "ON DELETE",
+  yes: "Sì",
+  no: "No",
+  indexesHeading: "Indici",
+  foreignKeysHeading: "Chiavi esterne",
+  stepDatabases: "Choose databases and schemas",
+  stepObjects: "Choose objects and order",
+  stepTemplate: "Choose template",
+  stepLayout: "Adjust layout",
+  stepFile: "File path and generate",
+  next: "Next",
+  back: "Back",
+  start: "Start",
+  databases: "Databases",
+  schemasHeading: "Schemas",
+  noSchemaLevel: "This database has no separate schemas.",
+  searchObjects: "Search objects",
+  selectAll: "All",
+  selectNone: "None",
+  selectedCount: "Export order ({count})",
+  moveUp: "Up",
+  moveDown: "Down",
+  templateStandard: "Standard",
+  templateStandardHint: "Cover, contents, introduction, and indexes.",
+  templateDetailed: "Detailed",
+  templateDetailedHint: "Landscape pages with indexes, foreign keys, and a longer introduction.",
+  templateCompact: "Compact",
+  templateCompactHint: "Columns only, no cover or contents.",
+  templateCatalog: "Catalog",
+  templateCatalogHint: "Cover and contents, without indexes.",
+  templateReference: "Reference",
+  templateReferenceHint: "Large landscape pages with indexes and contents.",
+  includeCover: "Include cover",
+  header: "Header",
+  dictionaryTitle: "Title",
+  subtitle: "Subtitle",
+  remarks: "Remarks",
+  coverFooter: "Cover footer",
+  includeToc: "Include table of contents",
+  includeBreadcrumbs: "Include breadcrumbs header",
+  includeLeftFooter: "Include left footer",
+  leftFooter: "Left footer",
+  includePageNumber: "Include page number",
+  includeIntroduction: "Include introduction",
+  introduction: "Introduction",
+  introductionDefault: "A data dictionary is a collection of metadata such as object name, data type, size, and relationships with other data assets.",
+  detailedIntroduction: "Detailed properties (data type, size, nullability, indexes, foreign keys, and constraints) are organized in tables.",
+  paper: "Paper",
+  orientation: "Orientation",
+  portrait: "Portrait",
+  landscape: "Landscape",
+  margin: "Margin (cm)",
+  fontSize: "Font size",
+  fontSmall: "Small",
+  fontMedium: "Medium",
+  fontLarge: "Large",
+  exportToFile: "Export to file",
+  browse: "Browse",
+  appendTimestamp: "Append timestamp to file name",
+  overwriteExisting: "Overwrite existing file",
+  continueOnError: "Continue on error",
+  generating: "Generating",
+  generated: "Data dictionary generated:",
+  fileExists: "The file already exists.",
+  contentsHeading: "Contents",
+  kindTable: "Table",
+  kindView: "View",
+  kindMaterializedView: "Materialized view",
+  loadProfile: "Load profile",
+  saveProfile: "Save profile",
+  profileInvalid: "This profile cannot be read.",
+  preview: "Preview",
+  previewFailed: "Could not preview: {error}",
+};
+
+export const dataDictionaryPtBR = {
+  title: "Exportar dicionário de dados",
+  scopeDatabase: "Banco {database}",
+  scopeSchema: "Schema {schema} em {database}",
+  scopeTables: "{count} objetos em {database}",
+  includeViews: "Incluir views",
+  includeIndexes: "Incluir índices e chaves estrangeiras",
+  loading: "Lendo estrutura…",
+  export: "Exportar",
+  exporting: "Exportando…",
+  exportFailed: "Não foi possível exportar: {error}",
+  loadFailed: "Não foi possível ler a estrutura: {error}",
+  warningsTitle: "Este dicionário está incompleto",
+  warningTableSkipped: "{table} foi ignorada: {reason}",
+  warningNoForeignKeys: "{engine} não informa chaves estrangeiras.",
+  warningCommentsUnsupported: "{engine} não oferece comentários de tabela ou coluna.",
+  empty: "Não há tabelas para exportar.",
+  column: "Coluna",
+  type: "Tipo",
+  length: "Comprimento",
+  precision: "Precisão",
+  scale: "Escala",
+  primaryKey: "Chave primária",
+  nullable: "Aceita nulo",
+  unique: "Único",
+  defaultValue: "Padrão",
+  extra: "Extra",
+  comment: "Comentário",
+  indexName: "Índice",
+  indexColumns: "Colunas",
+  indexType: "Tipo",
+  constraintName: "Restrição",
+  refSchema: "Schema referenciado",
+  refTable: "Tabela referenciada",
+  refColumn: "Coluna referenciada",
+  onUpdate: "ON UPDATE",
+  onDelete: "ON DELETE",
+  yes: "Sim",
+  no: "Não",
+  indexesHeading: "Índices",
+  foreignKeysHeading: "Chaves estrangeiras",
+  stepDatabases: "Choose databases and schemas",
+  stepObjects: "Choose objects and order",
+  stepTemplate: "Choose template",
+  stepLayout: "Adjust layout",
+  stepFile: "File path and generate",
+  next: "Next",
+  back: "Back",
+  start: "Start",
+  databases: "Databases",
+  schemasHeading: "Schemas",
+  noSchemaLevel: "This database has no separate schemas.",
+  searchObjects: "Search objects",
+  selectAll: "All",
+  selectNone: "None",
+  selectedCount: "Export order ({count})",
+  moveUp: "Up",
+  moveDown: "Down",
+  templateStandard: "Standard",
+  templateStandardHint: "Cover, contents, introduction, and indexes.",
+  templateDetailed: "Detailed",
+  templateDetailedHint: "Landscape pages with indexes, foreign keys, and a longer introduction.",
+  templateCompact: "Compact",
+  templateCompactHint: "Columns only, no cover or contents.",
+  templateCatalog: "Catalog",
+  templateCatalogHint: "Cover and contents, without indexes.",
+  templateReference: "Reference",
+  templateReferenceHint: "Large landscape pages with indexes and contents.",
+  includeCover: "Include cover",
+  header: "Header",
+  dictionaryTitle: "Title",
+  subtitle: "Subtitle",
+  remarks: "Remarks",
+  coverFooter: "Cover footer",
+  includeToc: "Include table of contents",
+  includeBreadcrumbs: "Include breadcrumbs header",
+  includeLeftFooter: "Include left footer",
+  leftFooter: "Left footer",
+  includePageNumber: "Include page number",
+  includeIntroduction: "Include introduction",
+  introduction: "Introduction",
+  introductionDefault: "A data dictionary is a collection of metadata such as object name, data type, size, and relationships with other data assets.",
+  detailedIntroduction: "Detailed properties (data type, size, nullability, indexes, foreign keys, and constraints) are organized in tables.",
+  paper: "Paper",
+  orientation: "Orientation",
+  portrait: "Portrait",
+  landscape: "Landscape",
+  margin: "Margin (cm)",
+  fontSize: "Font size",
+  fontSmall: "Small",
+  fontMedium: "Medium",
+  fontLarge: "Large",
+  exportToFile: "Export to file",
+  browse: "Browse",
+  appendTimestamp: "Append timestamp to file name",
+  overwriteExisting: "Overwrite existing file",
+  continueOnError: "Continue on error",
+  generating: "Generating",
+  generated: "Data dictionary generated:",
+  fileExists: "The file already exists.",
+  contentsHeading: "Contents",
+  kindTable: "Table",
+  kindView: "View",
+  kindMaterializedView: "Materialized view",
+  loadProfile: "Load profile",
+  saveProfile: "Save profile",
+  profileInvalid: "This profile cannot be read.",
+  preview: "Preview",
+  previewFailed: "Could not preview: {error}",
+};
+
+export const dataDictionaryTr = {
+  title: "Veri sözlüğünü dışa aktar",
+  scopeDatabase: "{database} veritabanı",
+  scopeSchema: "{database} içindeki {schema} şeması",
+  scopeTables: "{database} içinde {count} nesne",
+  includeViews: "Görünümleri dahil et",
+  includeIndexes: "Dizinleri ve yabancı anahtarları dahil et",
+  loading: "Yapı okunuyor…",
+  export: "Dışa aktar",
+  exporting: "Dışa aktarılıyor…",
+  exportFailed: "Dışa aktarılamadı: {error}",
+  loadFailed: "Yapı okunamadı: {error}",
+  warningsTitle: "Bu sözlük eksik",
+  warningTableSkipped: "{table} atlandı: {reason}",
+  warningNoForeignKeys: "{engine} yabancı anahtar bildirmiyor.",
+  warningCommentsUnsupported: "{engine} tablo veya sütun açıklamalarını desteklemiyor.",
+  empty: "Dışa aktarılacak tablo yok.",
+  column: "Sütun",
+  type: "Tür",
+  length: "Uzunluk",
+  precision: "Hassasiyet",
+  scale: "Ölçek",
+  primaryKey: "Birincil anahtar",
+  nullable: "Boş olabilir",
+  unique: "Benzersiz",
+  defaultValue: "Varsayılan",
+  extra: "Ek",
+  comment: "Açıklama",
+  indexName: "Dizin",
+  indexColumns: "Sütunlar",
+  indexType: "Tür",
+  constraintName: "Kısıt",
+  refSchema: "Başvurulan şema",
+  refTable: "Başvurulan tablo",
+  refColumn: "Başvurulan sütun",
+  onUpdate: "ON UPDATE",
+  onDelete: "ON DELETE",
+  yes: "Evet",
+  no: "Hayır",
+  indexesHeading: "Dizinler",
+  foreignKeysHeading: "Yabancı anahtarlar",
+  stepDatabases: "Choose databases and schemas",
+  stepObjects: "Choose objects and order",
+  stepTemplate: "Choose template",
+  stepLayout: "Adjust layout",
+  stepFile: "File path and generate",
+  next: "Next",
+  back: "Back",
+  start: "Start",
+  databases: "Databases",
+  schemasHeading: "Schemas",
+  noSchemaLevel: "This database has no separate schemas.",
+  searchObjects: "Search objects",
+  selectAll: "All",
+  selectNone: "None",
+  selectedCount: "Export order ({count})",
+  moveUp: "Up",
+  moveDown: "Down",
+  templateStandard: "Standard",
+  templateStandardHint: "Cover, contents, introduction, and indexes.",
+  templateDetailed: "Detailed",
+  templateDetailedHint: "Landscape pages with indexes, foreign keys, and a longer introduction.",
+  templateCompact: "Compact",
+  templateCompactHint: "Columns only, no cover or contents.",
+  templateCatalog: "Catalog",
+  templateCatalogHint: "Cover and contents, without indexes.",
+  templateReference: "Reference",
+  templateReferenceHint: "Large landscape pages with indexes and contents.",
+  includeCover: "Include cover",
+  header: "Header",
+  dictionaryTitle: "Title",
+  subtitle: "Subtitle",
+  remarks: "Remarks",
+  coverFooter: "Cover footer",
+  includeToc: "Include table of contents",
+  includeBreadcrumbs: "Include breadcrumbs header",
+  includeLeftFooter: "Include left footer",
+  leftFooter: "Left footer",
+  includePageNumber: "Include page number",
+  includeIntroduction: "Include introduction",
+  introduction: "Introduction",
+  introductionDefault: "A data dictionary is a collection of metadata such as object name, data type, size, and relationships with other data assets.",
+  detailedIntroduction: "Detailed properties (data type, size, nullability, indexes, foreign keys, and constraints) are organized in tables.",
+  paper: "Paper",
+  orientation: "Orientation",
+  portrait: "Portrait",
+  landscape: "Landscape",
+  margin: "Margin (cm)",
+  fontSize: "Font size",
+  fontSmall: "Small",
+  fontMedium: "Medium",
+  fontLarge: "Large",
+  exportToFile: "Export to file",
+  browse: "Browse",
+  appendTimestamp: "Append timestamp to file name",
+  overwriteExisting: "Overwrite existing file",
+  continueOnError: "Continue on error",
+  generating: "Generating",
+  generated: "Data dictionary generated:",
+  fileExists: "The file already exists.",
+  contentsHeading: "Contents",
+  kindTable: "Table",
+  kindView: "View",
+  kindMaterializedView: "Materialized view",
+  loadProfile: "Load profile",
+  saveProfile: "Save profile",
+  profileInvalid: "This profile cannot be read.",
+  preview: "Preview",
+  previewFailed: "Could not preview: {error}",
+};
+
+export const dataDictionaryRu = {
+  title: "Экспорт словаря данных",
+  scopeDatabase: "База данных {database}",
+  scopeSchema: "Схема {schema} в {database}",
+  scopeTables: "{count} объектов в {database}",
+  includeViews: "Включить представления",
+  includeIndexes: "Включить индексы и внешние ключи",
+  loading: "Чтение структуры…",
+  export: "Экспортировать",
+  exporting: "Экспорт…",
+  exportFailed: "Не удалось экспортировать: {error}",
+  loadFailed: "Не удалось прочитать структуру: {error}",
+  warningsTitle: "Этот словарь неполный",
+  warningTableSkipped: "{table} пропущена: {reason}",
+  warningNoForeignKeys: "{engine} не сообщает внешние ключи.",
+  warningCommentsUnsupported: "{engine} не поддерживает комментарии таблиц или столбцов.",
+  empty: "Нет таблиц для экспорта.",
+  column: "Столбец",
+  type: "Тип",
+  length: "Длина",
+  precision: "Точность",
+  scale: "Масштаб",
+  primaryKey: "Первичный ключ",
+  nullable: "Допускает NULL",
+  unique: "Уникальный",
+  defaultValue: "По умолчанию",
+  extra: "Дополнительно",
+  comment: "Комментарий",
+  indexName: "Индекс",
+  indexColumns: "Столбцы",
+  indexType: "Тип",
+  constraintName: "Ограничение",
+  refSchema: "Схема ссылки",
+  refTable: "Таблица ссылки",
+  refColumn: "Столбец ссылки",
+  onUpdate: "ON UPDATE",
+  onDelete: "ON DELETE",
+  yes: "Да",
+  no: "Нет",
+  indexesHeading: "Индексы",
+  foreignKeysHeading: "Внешние ключи",
+  stepDatabases: "Choose databases and schemas",
+  stepObjects: "Choose objects and order",
+  stepTemplate: "Choose template",
+  stepLayout: "Adjust layout",
+  stepFile: "File path and generate",
+  next: "Next",
+  back: "Back",
+  start: "Start",
+  databases: "Databases",
+  schemasHeading: "Schemas",
+  noSchemaLevel: "This database has no separate schemas.",
+  searchObjects: "Search objects",
+  selectAll: "All",
+  selectNone: "None",
+  selectedCount: "Export order ({count})",
+  moveUp: "Up",
+  moveDown: "Down",
+  templateStandard: "Standard",
+  templateStandardHint: "Cover, contents, introduction, and indexes.",
+  templateDetailed: "Detailed",
+  templateDetailedHint: "Landscape pages with indexes, foreign keys, and a longer introduction.",
+  templateCompact: "Compact",
+  templateCompactHint: "Columns only, no cover or contents.",
+  templateCatalog: "Catalog",
+  templateCatalogHint: "Cover and contents, without indexes.",
+  templateReference: "Reference",
+  templateReferenceHint: "Large landscape pages with indexes and contents.",
+  includeCover: "Include cover",
+  header: "Header",
+  dictionaryTitle: "Title",
+  subtitle: "Subtitle",
+  remarks: "Remarks",
+  coverFooter: "Cover footer",
+  includeToc: "Include table of contents",
+  includeBreadcrumbs: "Include breadcrumbs header",
+  includeLeftFooter: "Include left footer",
+  leftFooter: "Left footer",
+  includePageNumber: "Include page number",
+  includeIntroduction: "Include introduction",
+  introduction: "Introduction",
+  introductionDefault: "A data dictionary is a collection of metadata such as object name, data type, size, and relationships with other data assets.",
+  detailedIntroduction: "Detailed properties (data type, size, nullability, indexes, foreign keys, and constraints) are organized in tables.",
+  paper: "Paper",
+  orientation: "Orientation",
+  portrait: "Portrait",
+  landscape: "Landscape",
+  margin: "Margin (cm)",
+  fontSize: "Font size",
+  fontSmall: "Small",
+  fontMedium: "Medium",
+  fontLarge: "Large",
+  exportToFile: "Export to file",
+  browse: "Browse",
+  appendTimestamp: "Append timestamp to file name",
+  overwriteExisting: "Overwrite existing file",
+  continueOnError: "Continue on error",
+  generating: "Generating",
+  generated: "Data dictionary generated:",
+  fileExists: "The file already exists.",
+  contentsHeading: "Contents",
+  kindTable: "Table",
+  kindView: "View",
+  kindMaterializedView: "Materialized view",
+  loadProfile: "Load profile",
+  saveProfile: "Save profile",
+  profileInvalid: "This profile cannot be read.",
+  preview: "Preview",
+  previewFailed: "Could not preview: {error}",
+};
+
+export const dataDictionaryAz = {
+  title: "Məlumat lüğətini ixrac et",
+  scopeDatabase: "{database} verilənlər bazası",
+  scopeSchema: "{database} içində {schema} sxemi",
+  scopeTables: "{database} içində {count} obyekt",
+  includeViews: "Baxışları daxil et",
+  includeIndexes: "İndeksləri və xarici açarları daxil et",
+  loading: "Struktur oxunur…",
+  export: "İxrac et",
+  exporting: "İxrac edilir…",
+  exportFailed: "İxrac etmək mümkün olmadı: {error}",
+  loadFailed: "Strukturu oxumaq mümkün olmadı: {error}",
+  warningsTitle: "Bu lüğət tam deyil",
+  warningTableSkipped: "{table} ötürülüb: {reason}",
+  warningNoForeignKeys: "{engine} xarici açarları bildirmir.",
+  warningCommentsUnsupported: "{engine} cədvəl və ya sütun şərhlərini dəstəkləmir.",
+  empty: "İxrac ediləcək cədvəl yoxdur.",
+  column: "Sütun",
+  type: "Növ",
+  length: "Uzunluq",
+  precision: "Dəqiqlik",
+  scale: "Miqyas",
+  primaryKey: "Əsas açar",
+  nullable: "NULL ola bilər",
+  unique: "Unikal",
+  defaultValue: "Standart",
+  extra: "Əlavə",
+  comment: "Şərh",
+  indexName: "İndeks",
+  indexColumns: "Sütunlar",
+  indexType: "Növ",
+  constraintName: "Məhdudiyyət",
+  refSchema: "İstinad sxemi",
+  refTable: "İstinad cədvəli",
+  refColumn: "İstinad sütunu",
+  onUpdate: "ON UPDATE",
+  onDelete: "ON DELETE",
+  yes: "Bəli",
+  no: "Xeyr",
+  indexesHeading: "İndekslər",
+  foreignKeysHeading: "Xarici açarlar",
+  stepDatabases: "Choose databases and schemas",
+  stepObjects: "Choose objects and order",
+  stepTemplate: "Choose template",
+  stepLayout: "Adjust layout",
+  stepFile: "File path and generate",
+  next: "Next",
+  back: "Back",
+  start: "Start",
+  databases: "Databases",
+  schemasHeading: "Schemas",
+  noSchemaLevel: "This database has no separate schemas.",
+  searchObjects: "Search objects",
+  selectAll: "All",
+  selectNone: "None",
+  selectedCount: "Export order ({count})",
+  moveUp: "Up",
+  moveDown: "Down",
+  templateStandard: "Standard",
+  templateStandardHint: "Cover, contents, introduction, and indexes.",
+  templateDetailed: "Detailed",
+  templateDetailedHint: "Landscape pages with indexes, foreign keys, and a longer introduction.",
+  templateCompact: "Compact",
+  templateCompactHint: "Columns only, no cover or contents.",
+  templateCatalog: "Catalog",
+  templateCatalogHint: "Cover and contents, without indexes.",
+  templateReference: "Reference",
+  templateReferenceHint: "Large landscape pages with indexes and contents.",
+  includeCover: "Include cover",
+  header: "Header",
+  dictionaryTitle: "Title",
+  subtitle: "Subtitle",
+  remarks: "Remarks",
+  coverFooter: "Cover footer",
+  includeToc: "Include table of contents",
+  includeBreadcrumbs: "Include breadcrumbs header",
+  includeLeftFooter: "Include left footer",
+  leftFooter: "Left footer",
+  includePageNumber: "Include page number",
+  includeIntroduction: "Include introduction",
+  introduction: "Introduction",
+  introductionDefault: "A data dictionary is a collection of metadata such as object name, data type, size, and relationships with other data assets.",
+  detailedIntroduction: "Detailed properties (data type, size, nullability, indexes, foreign keys, and constraints) are organized in tables.",
+  paper: "Paper",
+  orientation: "Orientation",
+  portrait: "Portrait",
+  landscape: "Landscape",
+  margin: "Margin (cm)",
+  fontSize: "Font size",
+  fontSmall: "Small",
+  fontMedium: "Medium",
+  fontLarge: "Large",
+  exportToFile: "Export to file",
+  browse: "Browse",
+  appendTimestamp: "Append timestamp to file name",
+  overwriteExisting: "Overwrite existing file",
+  continueOnError: "Continue on error",
+  generating: "Generating",
+  generated: "Data dictionary generated:",
+  fileExists: "The file already exists.",
+  contentsHeading: "Contents",
+  kindTable: "Table",
+  kindView: "View",
+  kindMaterializedView: "Materialized view",
+  loadProfile: "Load profile",
+  saveProfile: "Save profile",
+  profileInvalid: "This profile cannot be read.",
+  preview: "Preview",
+  previewFailed: "Could not preview: {error}",
+};
diff --git a/apps/desktop/src/i18n/locales/en.ts b/apps/desktop/src/i18n/locales/en.ts
index 43cbff149e..0d16b454b8 100644
--- a/apps/desktop/src/i18n/locales/en.ts
+++ b/apps/desktop/src/i18n/locales/en.ts
@@ -1,5 +1,6 @@
 import { redisGroupingEn as redisGrouping } from "./redisGrouping";
 import docs from "./docs/en";
+import { dataDictionaryEn as dataDictionary } from "./dataDictionaryMessages";
 import { consulUiMessages } from "./consulUi";
 import { sqlServerTraceMessages as sqlServerTrace } from "./sqlServerTraceMessages";
 import { meilisearchManagementEn } from "./meilisearchManagement";
@@ -165,6 +166,7 @@ export default {
     name: "DBX",
   },
   docs,
+  dataDictionary,
   pluginPlatform: {
     shortcutsPluginCenter: "Beside Plugin Center (dropdown)",
     shortcutsToolbar: "Before Update (floating)",
diff --git a/apps/desktop/src/i18n/locales/es.ts b/apps/desktop/src/i18n/locales/es.ts
index 2712f68890..2e41eb2f09 100644
--- a/apps/desktop/src/i18n/locales/es.ts
+++ b/apps/desktop/src/i18n/locales/es.ts
@@ -3,6 +3,7 @@ import { mongodbDatabaseDumpEs as mongoDump } from "./mongodbDatabaseDump";
 import { meilisearchManagementEs } from "./meilisearchManagement";
 import { redisGroupingEs as redisGrouping } from "./redisGrouping";
 import docs from "./docs/es";
+import { dataDictionaryEs as dataDictionary } from "./dataDictionaryMessages";
 import { consulEsMessages } from "./consulEs";
 import { nacosAccessControlMessages, nacosAccessControlTabs } from "./nacosAccessControl";
 import { sqlServerTraceMessages as sqlServerTrace } from "./sqlServerTraceMessages";
@@ -168,6 +169,7 @@ export default withEnglishFallback({
     name: "DBX",
   },
   docs,
+  dataDictionary,
   pluginPlatform: {
     shortcutsPluginCenter: "Junto al centro de plugins (desplegable)",
     shortcutsToolbar: "Antes de Actualizar (flotante)",
diff --git a/apps/desktop/src/i18n/locales/it.ts b/apps/desktop/src/i18n/locales/it.ts
index 79d71a88e7..a4956a0245 100644
--- a/apps/desktop/src/i18n/locales/it.ts
+++ b/apps/desktop/src/i18n/locales/it.ts
@@ -3,6 +3,7 @@ import { mongodbDatabaseDumpIt as mongoDump } from "./mongodbDatabaseDump";
 import { meilisearchManagementIt } from "./meilisearchManagement";
 import { redisGroupingIt as redisGrouping } from "./redisGrouping";
 import docs from "./docs/it";
+import { dataDictionaryIt as dataDictionary } from "./dataDictionaryMessages";
 import { consulItMessages } from "./consulIt";
 import { nacosAccessControlMessages, nacosAccessControlTabs } from "./nacosAccessControl";
 import { sqlServerTraceMessages as sqlServerTrace } from "./sqlServerTraceMessages";
@@ -167,6 +168,7 @@ export default withEnglishFallback({
     name: "DBX",
   },
   docs,
+  dataDictionary,
   pluginPlatform: {
     shortcutsPluginCenter: "Accanto al centro plugin (menu a discesa)",
     shortcutsToolbar: "Prima di Aggiorna (flottante)",
diff --git a/apps/desktop/src/i18n/locales/ja.ts b/apps/desktop/src/i18n/locales/ja.ts
index 549df82a9d..07f8d570a8 100644
--- a/apps/desktop/src/i18n/locales/ja.ts
+++ b/apps/desktop/src/i18n/locales/ja.ts
@@ -1,6 +1,7 @@
 import { withEnglishFallback } from "./fallback";
 import { mongodbDatabaseDumpJa as mongoDump } from "./mongodbDatabaseDump";
 import docs from "./docs/ja";
+import { dataDictionaryJa as dataDictionary } from "./dataDictionaryMessages";
 import { consulJaMessages } from "./consulJa";
 import { nacosAccessControlMessages, nacosAccessControlTabs } from "./nacosAccessControl";
 import { sqlServerTraceMessages as sqlServerTrace } from "./sqlServerTraceMessages";
@@ -168,6 +169,7 @@ export default withEnglishFallback({
     name: "DBX",
   },
   docs,
+  dataDictionary,
   pluginPlatform: {
     shortcutsPluginCenter: "プラグインセンターの右側（ドロップダウン）",
     shortcutsToolbar: "更新ボタンの左側（フローティング）",
diff --git a/apps/desktop/src/i18n/locales/ko.ts b/apps/desktop/src/i18n/locales/ko.ts
index aa0f5c4bcf..4698aa7f7b 100644
--- a/apps/desktop/src/i18n/locales/ko.ts
+++ b/apps/desktop/src/i18n/locales/ko.ts
@@ -3,6 +3,7 @@ import { mongodbDatabaseDumpKo as mongoDump } from "./mongodbDatabaseDump";
 import { meilisearchManagementKo } from "./meilisearchManagement";
 import { redisGroupingKo as redisGrouping } from "./redisGrouping";
 import docs from "./docs/ko";
+import { dataDictionaryKo as dataDictionary } from "./dataDictionaryMessages";
 import { consulKoMessages } from "./consulKo";
 import { sqlServerTraceMessages as sqlServerTrace } from "./sqlServerTraceMessages";
 
@@ -167,6 +168,7 @@ export default withEnglishFallback({
     name: "DBX",
   },
   docs,
+  dataDictionary,
   pluginPlatform: {
     shortcutsPluginCenter: "플러그인 센터 오른쪽 (드롭다운)",
     shortcutsToolbar: "업데이트 버튼 왼쪽 (플로팅)",
diff --git a/apps/desktop/src/i18n/locales/pt-BR.ts b/apps/desktop/src/i18n/locales/pt-BR.ts
index cdefa3dea4..99971a30b0 100644
--- a/apps/desktop/src/i18n/locales/pt-BR.ts
+++ b/apps/desktop/src/i18n/locales/pt-BR.ts
@@ -3,6 +3,7 @@ import { mongodbDatabaseDumpPtBR as mongoDump } from "./mongodbDatabaseDump";
 import { meilisearchManagementPtBR } from "./meilisearchManagement";
 import { redisGroupingPtBR as redisGrouping } from "./redisGrouping";
 import docs from "./docs/pt-BR";
+import { dataDictionaryPtBR as dataDictionary } from "./dataDictionaryMessages";
 import { consulPtBRMessages } from "./consulPtBR";
 import { nacosAccessControlMessages, nacosAccessControlTabs } from "./nacosAccessControl";
 import { sqlServerTraceMessages as sqlServerTrace } from "./sqlServerTraceMessages";
@@ -168,6 +169,7 @@ export default withEnglishFallback({
     name: "DBX",
   },
   docs,
+  dataDictionary,
   pluginPlatform: {
     shortcutsPluginCenter: "Ao lado da central de plugins (menu suspenso)",
     shortcutsToolbar: "Antes de Atualizar (flutuante)",
diff --git a/apps/desktop/src/i18n/locales/ru.ts b/apps/desktop/src/i18n/locales/ru.ts
index e641ec3a38..b541908af8 100644
--- a/apps/desktop/src/i18n/locales/ru.ts
+++ b/apps/desktop/src/i18n/locales/ru.ts
@@ -1,10 +1,12 @@
 import { withEnglishFallback } from "./fallback";
 import docs from "./docs/ru";
+import { dataDictionaryRu as dataDictionary } from "./dataDictionaryMessages";
 import { meilisearchManagementRu } from "./meilisearchManagement";
 
 // Russian locale. Entries omitted here fall back to English at runtime.
 export default withEnglishFallback({
   docs,
+  dataDictionary,
   cellTransform: {
     title: "Предпросмотр преобразования",
     description: "Преобразуйте текущее значение для просмотра или копирования. Исходное значение и черновик редактора не изменяются.",
diff --git a/apps/desktop/src/i18n/locales/tr.ts b/apps/desktop/src/i18n/locales/tr.ts
index ab9ad64370..cbe6ad7684 100644
--- a/apps/desktop/src/i18n/locales/tr.ts
+++ b/apps/desktop/src/i18n/locales/tr.ts
@@ -1,5 +1,6 @@
 import { withEnglishFallback } from "./fallback";
 import docs from "./docs/tr";
+import { dataDictionaryTr as dataDictionary } from "./dataDictionaryMessages";
 import { consulTrMessages } from "./consulTr";
 import { sqlServerTraceMessages as sqlServerTrace } from "./sqlServerTraceMessages";
 import { meilisearchManagementTr } from "./meilisearchManagement";
@@ -178,6 +179,7 @@ export default withEnglishFallback({
     name: "DBX",
   },
   docs,
+  dataDictionary,
   auth: {
     rateLimited: "Lütfen {seconds} sn sonra tekrar deneyin",
     setupTitle: "Erişim parolası oluştur",
diff --git a/apps/desktop/src/i18n/locales/zh-CN.ts b/apps/desktop/src/i18n/locales/zh-CN.ts
index e38d547250..86f7d01478 100644
--- a/apps/desktop/src/i18n/locales/zh-CN.ts
+++ b/apps/desktop/src/i18n/locales/zh-CN.ts
@@ -1,6 +1,7 @@
 import { redisGroupingZhCN as redisGrouping } from "./redisGrouping";
 import { withEnglishFallback } from "./fallback";
 import docs from "./docs/zh-CN";
+import { dataDictionaryZhCN as dataDictionary } from "./dataDictionaryMessages";
 import { consul } from "./consulZhCN";
 import { meilisearchManagementZhCN } from "./meilisearchManagement";
 import { mongodbDatabaseDumpZhCN as mongoDump } from "./mongodbDatabaseDump";
@@ -90,6 +91,7 @@ export default withEnglishFallback({
     name: "DBX",
   },
   docs,
+  dataDictionary,
   pluginPlatform: {
     shortcutsPluginCenter: "插件中心右侧（下拉）",
     shortcutsToolbar: "更新按钮左侧（浮动）",
diff --git a/apps/desktop/src/i18n/locales/zh-TW.ts b/apps/desktop/src/i18n/locales/zh-TW.ts
index 9bb9505bc9..daff6e3e9f 100644
--- a/apps/desktop/src/i18n/locales/zh-TW.ts
+++ b/apps/desktop/src/i18n/locales/zh-TW.ts
@@ -3,6 +3,7 @@ import { withEnglishFallback } from "./fallback";
 import { mongodbDatabaseDumpZhTW as mongoDump } from "./mongodbDatabaseDump";
 import { meilisearchManagementZhTW } from "./meilisearchManagement";
 import docs from "./docs/zh-TW";
+import { dataDictionaryZhTW as dataDictionary } from "./dataDictionaryMessages";
 import { consulZhTWMessages } from "./consulZhTW";
 import { nacosAccessControlMessages, nacosAccessControlTabs } from "./nacosAccessControl";
 import { sqlServerTraceMessages as sqlServerTrace } from "./sqlServerTraceMessages";
@@ -168,6 +169,7 @@ export default withEnglishFallback({
     name: "DBX",
   },
   docs,
+  dataDictionary,
   pluginPlatform: {
     shortcutsPluginCenter: "外掛中心右側（下拉）",
     shortcutsToolbar: "更新按鈕左側（浮動）",
diff --git a/apps/desktop/src/lib/database/__tests__/dataDictionarySupport.spec.ts b/apps/desktop/src/lib/database/__tests__/dataDictionarySupport.spec.ts
new file mode 100644
index 0000000000..6b7998a1d8
--- /dev/null
+++ b/apps/desktop/src/lib/database/__tests__/dataDictionarySupport.spec.ts
@@ -0,0 +1,17 @@
+import { describe, expect, it } from "vitest";
+import { supportsDataDictionary, supportsSchemaDiagram } from "@/lib/database/databaseFeatureSupport";
+
+describe("supportsDataDictionary", () => {
+  it("is available for relational engines, including ones without a diagram", () => {
+    expect(supportsDataDictionary("mysql")).toBe(true);
+    expect(supportsDataDictionary("oracle")).toBe(true);
+    expect(supportsDataDictionary("postgres")).toBe(true);
+    expect(supportsDataDictionary("doris")).toBe(true);
+    expect(supportsSchemaDiagram("doris")).toBe(false);
+  });
+
+  it("is hidden for engines that cannot list table metadata", () => {
+    expect(supportsDataDictionary("redis")).toBe(false);
+    expect(supportsDataDictionary("plugin")).toBe(false);
+  });
+});
diff --git a/apps/desktop/src/lib/database/databaseFeatureSupport.ts b/apps/desktop/src/lib/database/databaseFeatureSupport.ts
index e32bc41640..48806fbd06 100644
--- a/apps/desktop/src/lib/database/databaseFeatureSupport.ts
+++ b/apps/desktop/src/lib/database/databaseFeatureSupport.ts
@@ -198,6 +198,11 @@ export function supportsSchemaDiagram(dbType?: DatabaseType): boolean {
   return supportsDatabaseFeature(dbType, "diagram");
 }
 
+/** Relational engines that can list tables and columns. Independent of diagram support. */
+export function supportsDataDictionary(dbType?: DatabaseType): boolean {
+  return supportsDatabaseFeature(dbType, "metadataBrowse");
+}
+
 export function supportsDatabaseSearch(dbType?: DatabaseType): boolean {
   return supportsDatabaseFeature(dbType, "schemaSearch");
 }
diff --git a/apps/desktop/src/lib/docs/__tests__/dataDictionary.spec.ts b/apps/desktop/src/lib/docs/__tests__/dataDictionary.spec.ts
new file mode 100644
index 0000000000..be6d5c25f5
--- /dev/null
+++ b/apps/desktop/src/lib/docs/__tests__/dataDictionary.spec.ts
@@ -0,0 +1,280 @@
+import { describe, expect, it } from "vitest";
+import type { ColumnInfo } from "@/docs/types";
+import { applyTemplate, dataDictionaryFileName, dictionaryCatalogNames, exportBlockedBySkippedTables, moveOrderedKey, objectKey, orderDictionaryTables, resolveDictionaryExportPath, toggleOrderedKey, warningsForSelection, type DictionaryLayout, type DictionaryTable } from "@/lib/docs/dataDictionary";
+import { buildDataDictionaryPdf, pdfUtf16Hex } from "@/lib/docs/dataDictionaryPdf";
+
+const labels = {
+  column: "Column",
+  type: "Type",
+  length: "Length",
+  precision: "Precision",
+  scale: "Scale",
+  primaryKey: "Primary key",
+  nullable: "Nullable",
+  unique: "Unique",
+  defaultValue: "Default",
+  extra: "Extra",
+  comment: "Comment",
+  indexName: "Index",
+  indexColumns: "Index columns",
+  indexType: "Index type",
+  constraintName: "Constraint",
+  refSchema: "Referenced schema",
+  refTable: "Referenced table",
+  refColumn: "Referenced column",
+  onUpdate: "ON UPDATE",
+  onDelete: "ON DELETE",
+  yes: "Yes",
+  no: "No",
+  indexesHeading: "Indexes",
+  foreignKeysHeading: "Foreign keys",
+  contentsHeading: "Contents",
+  kindTable: "Table",
+  kindView: "View",
+  kindMaterializedView: "Materialized view",
+};
+
+function column(partial: Partial<ColumnInfo> & Pick<ColumnInfo, "name" | "data_type">): ColumnInfo {
+  return {
+    is_nullable: true,
+    column_default: null,
+    is_primary_key: false,
+    extra: null,
+    comment: null,
+    numeric_precision: null,
+    numeric_scale: null,
+    character_maximum_length: null,
+    ...partial,
+  };
+}
+
+function table(partial: Partial<DictionaryTable> & Pick<DictionaryTable, "name">): DictionaryTable {
+  return {
+    database: "shop",
+    schema: "public",
+    kind: "TABLE",
+    columns: [column({ name: "id", data_type: "integer", is_primary_key: true, is_nullable: false })],
+    indexes: [],
+    foreignKeys: [],
+    groupId: null,
+    note: null,
+    noteSource: "NONE",
+    shadowedNote: null,
+    columnNotes: {},
+    estimatedRows: null,
+    viewDefinition: null,
+    ...partial,
+  };
+}
+
+describe("dictionaryCatalogNames", () => {
+  it("hides internal schemas unless that schema was explicitly opened", () => {
+    const listed = ["shop", "information_schema", "performance_schema", "mysql", "sys", "public"];
+    expect(dictionaryCatalogNames(listed, "mysql")).toEqual(["shop", "public"]);
+    expect(dictionaryCatalogNames(listed, "mysql", "information_schema")).toEqual(["shop", "information_schema", "public"]);
+    expect(dictionaryCatalogNames(["public", "pg_catalog", "information_schema"], "postgres")).toEqual(["public"]);
+  });
+});
+
+describe("dictionary selection", () => {
+  it("checks, unchecks, and reorders objects", () => {
+    const orders = objectKey({ database: "shop", schema: "public", name: "orders" });
+    const users = objectKey({ database: "shop", schema: "public", name: "users" });
+    expect(toggleOrderedKey([], orders, true)).toEqual([orders]);
+    expect(toggleOrderedKey([orders, users], orders, false)).toEqual([users]);
+    expect(moveOrderedKey([orders, users], users, -1)).toEqual([users, orders]);
+  });
+
+  it("exports tables in the selected order", () => {
+    const orders = table({ name: "orders" });
+    const users = table({ name: "users" });
+    const ordered = orderDictionaryTables([orders, users], [objectKey(users), objectKey(orders)]);
+    expect(ordered.map((item) => item.name)).toEqual(["users", "orders"]);
+  });
+});
+
+describe("dataDictionaryFileName", () => {
+  it("appends a timestamp when requested, including on a path that was already chosen", () => {
+    const now = new Date("2026-09-24T14:05:06");
+    expect(dataDictionaryFileName("shop", false, now)).toBe("shop-data-dictionary.pdf");
+    expect(dataDictionaryFileName("a/b", true, now)).toBe("a_b-data-dictionary_20260924140506.pdf");
+    expect(resolveDictionaryExportPath("/tmp/shop.pdf", "shop-data-dictionary.pdf", true, now)).toBe("/tmp/shop_20260924140506.pdf");
+    expect(resolveDictionaryExportPath("", "shop-data-dictionary.pdf", true, now)).toBe("shop-data-dictionary_20260924140506.pdf");
+    expect(resolveDictionaryExportPath("/tmp/shop_20260924140506.pdf", "ignored.pdf", true, now)).toBe("/tmp/shop_20260924140506.pdf");
+  });
+});
+
+describe("exportBlockedBySkippedTables", () => {
+  it("stops export only when continue-on-error is off and a selected table was skipped", () => {
+    const warnings = [{ kind: "tableSkipped", table: "secret", reason: "denied" }, { kind: "tableSkipped", table: "public.secret", reason: "denied" }, { kind: "commentsUnsupported" }];
+    const selected = [{ schema: "public", name: "users" }];
+    const relevant = warningsForSelection(warnings, selected);
+    expect(exportBlockedBySkippedTables(relevant, false)).toBe(false);
+    expect(exportBlockedBySkippedTables(relevant, true)).toBe(false);
+    expect(relevant.some((warning) => warning.table?.includes("secret"))).toBe(false);
+    expect(exportBlockedBySkippedTables(warningsForSelection([{ kind: "tableSkipped", table: "public.users", reason: "denied" }], selected), false)).toBe(true);
+  });
+
+  it("keeps the collector's empty-schema skip and drops schema-wide skips for other schemas", () => {
+    const selected = [{ schema: "", name: "orders" }];
+    const kept = warningsForSelection([{ kind: "tableSkipped", table: ".orders", reason: "denied" }], selected);
+    const otherSchema = warningsForSelection([{ kind: "tableSkipped", table: "analytics.*", reason: "denied" }], selected);
+    const ownSchema = warningsForSelection([{ kind: "tableSkipped", table: ".*", reason: "denied" }], selected);
+
+    expect(exportBlockedBySkippedTables(kept, false)).toBe(true);
+    expect(kept.map((warning) => warning.table)).toEqual([".orders"]);
+    expect(exportBlockedBySkippedTables(otherSchema, false)).toBe(false);
+    expect(otherSchema).toEqual([]);
+    expect(ownSchema.map((warning) => warning.table)).toEqual([".*"]);
+  });
+});
+
+describe("applyTemplate", () => {
+  it("changes paper and sections with the template", () => {
+    const standard = applyTemplate("standard", { title: "shop", introduction: "intro", detailedIntroduction: "detail", leftFooter: "shop" });
+    const compact = applyTemplate("compact", { title: "shop", introduction: "intro", detailedIntroduction: "detail", leftFooter: "shop" });
+    expect(standard.includeCover).toBe(true);
+    expect(standard.includeIndexesAndForeignKeys).toBe(true);
+    expect(compact.includeCover).toBe(false);
+    expect(compact.includeIndexesAndForeignKeys).toBe(false);
+    expect(compact.orientation).toBe("landscape");
+  });
+});
+
+function pdfText(bytes: Uint8Array): string {
+  return new TextDecoder().decode(bytes);
+}
+
+function textAt(pdf: string, text: string): number {
+  const cjk = [...text].filter((char) => (char.codePointAt(0) ?? 0) >= 128).join("");
+  if (cjk && [...text].every((char) => (char.codePointAt(0) ?? 0) >= 128)) return pdf.indexOf(pdfUtf16Hex(cjk));
+  const literal = pdf.indexOf(`(${text.replace(/\\/g, "\\\\").replace(/\(/g, "\\(").replace(/\)/g, "\\)")})`);
+  if (literal >= 0) return literal;
+  const raw = pdf.indexOf(text);
+  return raw >= 0 && pdf[raw - 1] !== "/" ? raw : -1;
+}
+
+describe("buildDataDictionaryPdf", () => {
+  it("writes a PDF whose text includes only the chosen tables in order and omits indexes when that choice is off", () => {
+    const users = table({ name: "users" });
+    const orders = table({
+      name: "orders",
+      note: "订单",
+      indexes: [{ name: "orders_pkey", columns: ["id"], is_unique: true, is_primary: true, filter: null, index_type: "btree", included_columns: null, comment: null }],
+    });
+    const guests = table({ name: "guests" });
+    const chosen = orderDictionaryTables([users, orders, guests], [objectKey(orders), objectKey(users)]);
+    const layout = applyTemplate("compact", { title: "shop", introduction: "intro", detailedIntroduction: "detail", leftFooter: "shop" });
+    const pdf = pdfText(buildDataDictionaryPdf(chosen, labels, layout));
+
+    expect(pdf.startsWith("%PDF-1.4")).toBe(true);
+    const ordersAt = textAt(pdf, "orders");
+    const usersAt = textAt(pdf, "users");
+    expect(ordersAt).toBeGreaterThan(-1);
+    expect(usersAt).toBeGreaterThan(ordersAt);
+    expect(textAt(pdf, "订单")).toBeGreaterThan(-1);
+    expect(textAt(pdf, "orders_pkey")).toBe(-1);
+    expect(textAt(pdf, "guests")).toBe(-1);
+  });
+
+  it("changes the file when cover, contents, introduction, indexes, or paper changes", () => {
+    const orders = table({
+      name: "orders",
+      indexes: [{ name: "orders_pkey", columns: ["id"], is_unique: true, is_primary: true, filter: null, index_type: "btree", included_columns: null, comment: null }],
+    });
+    const base: DictionaryLayout = {
+      ...applyTemplate("standard", { title: "shop", introduction: "INTRO-ONLY-TEXT", detailedIntroduction: "detail", leftFooter: "shop" }),
+      subtitle: "SUBTITLE-ONLY",
+      includeIndexesAndForeignKeys: true,
+    };
+    const withChoices = pdfText(buildDataDictionaryPdf([orders], labels, base));
+    const withoutCover = pdfText(buildDataDictionaryPdf([orders], labels, { ...base, includeCover: false }));
+    const withoutContents = pdfText(buildDataDictionaryPdf([orders], labels, { ...base, includeToc: false }));
+    const withoutIntro = pdfText(buildDataDictionaryPdf([orders], labels, { ...base, includeIntroduction: false }));
+    const withoutIndexes = pdfText(buildDataDictionaryPdf([orders], labels, { ...base, includeIndexesAndForeignKeys: false }));
+    const landscape = pdfText(buildDataDictionaryPdf([orders], labels, { ...base, orientation: "landscape" }));
+
+    expect(textAt(withChoices, "SUBTITLE-ONLY")).toBeGreaterThan(-1);
+    expect(textAt(withoutCover, "SUBTITLE-ONLY")).toBe(-1);
+    expect(textAt(withChoices, labels.contentsHeading)).toBeGreaterThan(-1);
+    expect(textAt(withoutContents, labels.contentsHeading)).toBe(-1);
+    expect(textAt(withChoices, "INTRO-ONLY-TEXT")).toBeGreaterThan(-1);
+    expect(textAt(withoutIntro, "INTRO-ONLY-TEXT")).toBe(-1);
+    expect(textAt(withChoices, "orders_pkey")).toBeGreaterThan(-1);
+    expect(textAt(withoutIndexes, "orders_pkey")).toBe(-1);
+    expect(withChoices).toContain("/MediaBox [0 0 595.28 841.89]");
+    expect(landscape).toContain("/MediaBox [0 0 841.89 595.28]");
+  });
+
+  it("numbers pages from the introduction so TOC entries match the printed footers", () => {
+    const orders = table({ name: "orders" });
+    const layout = applyTemplate("standard", {
+      title: "shop",
+      introduction: Array.from({ length: 160 }, (_, index) => `INTRO-LINE-${index}`).join("\n"),
+      detailedIntroduction: "detail",
+      leftFooter: "shop",
+    });
+    const streams = pdfText(buildDataDictionaryPdf([orders], labels, layout))
+      .split("endstream")
+      .filter((chunk) => chunk.includes("BT"));
+    const introStreams = streams.filter((chunk) => chunk.includes("INTRO-LINE-"));
+    expect(introStreams.length).toBeGreaterThanOrEqual(2);
+    const lastIntroIndex = streams.lastIndexOf(introStreams[introStreams.length - 1]!);
+    const bodyStream = streams.slice(lastIntroIndex + 1).find((chunk) => chunk.includes("orders"));
+    expect(bodyStream).toBeDefined();
+    const tocStream = streams.find((chunk) => chunk.includes("Contents"));
+    expect(tocStream).toBeDefined();
+    const introPages = introStreams.length;
+    expect(introStreams[0]).toContain("(1) Tj");
+    expect(introStreams[introPages - 1]).toContain(`(${introPages}) Tj`);
+    expect(bodyStream).toContain(`(${introPages + 1}) Tj`);
+    expect(tocStream).toContain(`(${introPages + 1}) Tj`);
+  });
+
+  it("does not abort or name an unselected skipped table when the snapshot warned about it", () => {
+    const users = table({ name: "users", schema: "public" });
+    const orders = table({ name: "orders", schema: "public" });
+    const selected = orderDictionaryTables([users, orders], [objectKey(users)]);
+    const warnings = warningsForSelection(
+      [
+        { kind: "tableSkipped", table: "secret", reason: "denied" },
+        { kind: "tableSkipped", table: "public.secret", reason: "denied" },
+      ],
+      selected,
+    );
+    expect(exportBlockedBySkippedTables(warnings, false)).toBe(false);
+    const pdf = pdfText(
+      buildDataDictionaryPdf(
+        selected,
+        labels,
+        applyTemplate("compact", { title: "shop", introduction: "intro", detailedIntroduction: "detail", leftFooter: "shop" }),
+        warnings.map((warning) => `${warning.table}: ${warning.reason}`),
+      ),
+    );
+    expect(textAt(pdf, "users")).toBeGreaterThan(-1);
+    expect(textAt(pdf, "secret")).toBe(-1);
+    expect(textAt(pdf, "orders")).toBe(-1);
+  });
+
+  it("names a selected empty-schema skip in the PDF and omits another schema's skip", () => {
+    const orders = table({ name: "orders", schema: "" });
+    const selected = [{ schema: "", name: "orders" }];
+    const warnings = warningsForSelection(
+      [
+        { kind: "tableSkipped", table: ".orders", reason: "denied" },
+        { kind: "tableSkipped", table: "analytics.*", reason: "denied" },
+      ],
+      selected,
+    );
+    const pdf = pdfText(
+      buildDataDictionaryPdf(
+        [orders],
+        labels,
+        applyTemplate("compact", { title: "shop", introduction: "intro", detailedIntroduction: "detail", leftFooter: "shop" }),
+        warnings.map((warning) => `${warning.table}: ${warning.reason}`),
+      ),
+    );
+    expect(textAt(pdf, ".orders")).toBeGreaterThan(-1);
+    expect(textAt(pdf, "analytics.*")).toBe(-1);
+  });
+});
diff --git a/apps/desktop/src/lib/docs/__tests__/saveDataDictionaryFile.spec.ts b/apps/desktop/src/lib/docs/__tests__/saveDataDictionaryFile.spec.ts
new file mode 100644
index 0000000000..7ec8b5e451
--- /dev/null
+++ b/apps/desktop/src/lib/docs/__tests__/saveDataDictionaryFile.spec.ts
@@ -0,0 +1,49 @@
+import { afterEach, describe, expect, it, vi } from "vitest";
+import { resolveDictionaryExportPath } from "@/lib/docs/dataDictionary";
+
+describe("saveDataDictionaryFile", () => {
+  afterEach(() => {
+    vi.resetModules();
+    vi.doUnmock("@/lib/backend/tauriRuntime");
+    vi.doUnmock("@tauri-apps/plugin-dialog");
+    vi.doUnmock("@tauri-apps/plugin-fs");
+  });
+
+  async function loadSaver(save: ReturnType<typeof vi.fn>, writeFile: ReturnType<typeof vi.fn>, exists: ReturnType<typeof vi.fn>) {
+    vi.resetModules();
+    vi.doMock("@/lib/backend/tauriRuntime", () => ({ isTauriRuntime: () => true }));
+    vi.doMock("@tauri-apps/plugin-dialog", () => ({ save }));
+    vi.doMock("@tauri-apps/plugin-fs", () => ({ writeFile, exists }));
+    return import("../saveDataDictionaryFile");
+  }
+
+  it("writes only the path the save dialog just returned, after stamping the suggested name", async () => {
+    const save = vi.fn().mockResolvedValue("/granted/shop.pdf");
+    const writeFile = vi.fn().mockResolvedValue(undefined);
+    const exists = vi.fn().mockResolvedValue(false);
+    const { saveDataDictionaryFile } = await loadSaver(save, writeFile, exists);
+    const suggested = resolveDictionaryExportPath("/typed/shop.pdf", "shop-data-dictionary.pdf", true, new Date("2026-09-24T14:05:06"));
+    const bytes = new Uint8Array([37, 80, 68, 70]);
+
+    await saveDataDictionaryFile(suggested, bytes, { overwrite: true });
+
+    expect(save).toHaveBeenCalledWith({
+      defaultPath: "/typed/shop_20260924140506.pdf",
+      filters: [{ name: "PDF", extensions: ["pdf"] }],
+    });
+    expect(writeFile).toHaveBeenCalledTimes(1);
+    expect(writeFile.mock.calls[0]?.[0]).toBe("/granted/shop.pdf");
+    expect(writeFile.mock.calls[0]?.[0]).not.toBe(suggested);
+    expect(exists).not.toHaveBeenCalled();
+  });
+
+  it("refuses to write a granted path that already exists when overwrite is off", async () => {
+    const save = vi.fn().mockResolvedValue("/granted/shop.pdf");
+    const writeFile = vi.fn().mockResolvedValue(undefined);
+    const exists = vi.fn().mockResolvedValue(true);
+    const { saveDataDictionaryFile, DictionaryFileExistsError } = await loadSaver(save, writeFile, exists);
+
+    await expect(saveDataDictionaryFile("shop-data-dictionary.pdf", new Uint8Array([1]), { overwrite: false })).rejects.toBeInstanceOf(DictionaryFileExistsError);
+    expect(writeFile).not.toHaveBeenCalled();
+  });
+});
diff --git a/apps/desktop/src/lib/docs/dataDictionary.ts b/apps/desktop/src/lib/docs/dataDictionary.ts
new file mode 100644
index 0000000000..f4b401dff6
--- /dev/null
+++ b/apps/desktop/src/lib/docs/dataDictionary.ts
@@ -0,0 +1,236 @@
+import type { ColumnInfo, DocTable, TableKind } from "@/docs/types";
+import type { DatabaseType } from "@/types/database";
+import { isSystemDatabaseName, isSystemSchemaName } from "@/lib/database/visibleDatabases";
+
+export type DictionaryPaper = "A4" | "A3" | "Letter" | "Legal";
+export type DictionaryOrientation = "portrait" | "landscape";
+export type DictionaryTemplateId = "standard" | "detailed" | "compact" | "catalog" | "reference";
+
+export interface DataDictionaryLabels {
+  column: string;
+  type: string;
+  length: string;
+  precision: string;
+  scale: string;
+  primaryKey: string;
+  nullable: string;
+  unique: string;
+  defaultValue: string;
+  extra: string;
+  comment: string;
+  indexName: string;
+  indexColumns: string;
+  indexType: string;
+  constraintName: string;
+  refSchema: string;
+  refTable: string;
+  refColumn: string;
+  onUpdate: string;
+  onDelete: string;
+  yes: string;
+  no: string;
+  indexesHeading: string;
+  foreignKeysHeading: string;
+  contentsHeading: string;
+  kindTable: string;
+  kindView: string;
+  kindMaterializedView: string;
+}
+
+export interface DictionaryLayout {
+  includeCover: boolean;
+  header: string;
+  title: string;
+  subtitle: string;
+  remarks: string;
+  coverFooter: string;
+  includeToc: boolean;
+  includeBreadcrumbs: boolean;
+  includeLeftFooter: boolean;
+  leftFooter: string;
+  includePageNumber: boolean;
+  includeIntroduction: boolean;
+  introduction: string;
+  paper: DictionaryPaper;
+  orientation: DictionaryOrientation;
+  marginCm: number;
+  headingSize: number;
+  bodySize: number;
+  includeIndexesAndForeignKeys: boolean;
+}
+
+export interface DictionaryObjectRef {
+  database: string;
+  schema: string;
+  name: string;
+  kind: TableKind;
+}
+
+export interface DictionaryProfile {
+  version: 1;
+  databases: string[];
+  schemas: Array<{ database: string; name: string }>;
+  objects: Array<{ database: string; schema: string; name: string }>;
+  layout: DictionaryLayout;
+  appendTimestamp: boolean;
+  overwrite: boolean;
+  continueOnError: boolean;
+  fileName: string;
+}
+
+export interface DictionaryTable extends DocTable {
+  database: string;
+}
+
+const TEMPLATES: Record<DictionaryTemplateId, Omit<DictionaryLayout, "header" | "title" | "subtitle" | "remarks" | "coverFooter" | "leftFooter" | "introduction">> = {
+  standard: { includeCover: true, includeToc: true, includeBreadcrumbs: true, includeLeftFooter: true, includePageNumber: true, includeIntroduction: true, paper: "A4", orientation: "portrait", marginCm: 1.5, headingSize: 16, bodySize: 9, includeIndexesAndForeignKeys: true },
+  detailed: { includeCover: true, includeToc: true, includeBreadcrumbs: true, includeLeftFooter: true, includePageNumber: true, includeIntroduction: true, paper: "A4", orientation: "landscape", marginCm: 1.5, headingSize: 18, bodySize: 9, includeIndexesAndForeignKeys: true },
+  compact: { includeCover: false, includeToc: false, includeBreadcrumbs: true, includeLeftFooter: false, includePageNumber: true, includeIntroduction: false, paper: "A4", orientation: "landscape", marginCm: 1, headingSize: 14, bodySize: 8, includeIndexesAndForeignKeys: false },
+  catalog: { includeCover: true, includeToc: true, includeBreadcrumbs: false, includeLeftFooter: true, includePageNumber: true, includeIntroduction: false, paper: "A4", orientation: "portrait", marginCm: 1.5, headingSize: 16, bodySize: 9, includeIndexesAndForeignKeys: false },
+  reference: { includeCover: false, includeToc: true, includeBreadcrumbs: true, includeLeftFooter: true, includePageNumber: true, includeIntroduction: false, paper: "A3", orientation: "landscape", marginCm: 1.2, headingSize: 14, bodySize: 8, includeIndexesAndForeignKeys: true },
+};
+
+const INTERNAL_DICTIONARY_NAMES = new Set(["information_schema", "performance_schema", "mysql", "sys", "pg_catalog", "pg_toast"]);
+
+export function isInternalDictionaryName(databaseType: DatabaseType | undefined, name: string): boolean {
+  const normalized = name.trim().toLowerCase();
+  if (!normalized) return false;
+  if (INTERNAL_DICTIONARY_NAMES.has(normalized) || normalized.startsWith("pg_toast") || normalized.startsWith("pg_temp_")) return true;
+  return isSystemDatabaseName(databaseType, name) || isSystemSchemaName(databaseType, name);
+}
+
+export function dictionaryCatalogNames(names: string[], databaseType: DatabaseType | undefined, pinned?: string): string[] {
+  return names.filter((name) => name === pinned || !isInternalDictionaryName(databaseType, name));
+}
+
+export function objectKey(ref: { database: string; schema: string; name: string }): string {
+  return `${ref.database}\u0000${ref.schema}\u0000${ref.name}`;
+}
+
+export function tableKindFrom(tableType: string): TableKind {
+  const normalized = tableType.trim().toUpperCase().replaceAll("_", " ");
+  if (normalized.includes("MATERIALIZED")) return "MATERIALIZED_VIEW";
+  if (normalized.includes("VIEW")) return "VIEW";
+  return "TABLE";
+}
+
+export function applyTemplate(id: DictionaryTemplateId, context: { title: string; introduction: string; detailedIntroduction: string; leftFooter: string }): DictionaryLayout {
+  const preset = TEMPLATES[id];
+  return {
+    ...preset,
+    header: context.title,
+    title: context.title,
+    subtitle: "",
+    remarks: "",
+    coverFooter: "",
+    leftFooter: context.leftFooter,
+    introduction: id === "detailed" ? context.detailedIntroduction : context.introduction,
+  };
+}
+
+export function toggleOrderedKey(order: string[], key: string, checked: boolean): string[] {
+  const without = order.filter((item) => item !== key);
+  return checked ? [...without, key] : without;
+}
+
+export function moveOrderedKey(order: string[], key: string, direction: -1 | 1): string[] {
+  const index = order.indexOf(key);
+  const next = index + direction;
+  if (index < 0 || next < 0 || next >= order.length) return order;
+  const copy = order.slice();
+  const [item] = copy.splice(index, 1);
+  copy.splice(next, 0, item!);
+  return copy;
+}
+
+export function orderDictionaryTables(tables: DictionaryTable[], keys: string[]): DictionaryTable[] {
+  const byKey = new Map(tables.map((table) => [objectKey({ database: table.database, schema: table.schema ?? "", name: table.name }), table]));
+  return keys.flatMap((key) => {
+    const table = byKey.get(key);
+    return table ? [table] : [];
+  });
+}
+
+export function dictionaryTimestamp(now = new Date()): string {
+  return `${now.getFullYear()}${String(now.getMonth() + 1).padStart(2, "0")}${String(now.getDate()).padStart(2, "0")}${String(now.getHours()).padStart(2, "0")}${String(now.getMinutes()).padStart(2, "0")}${String(now.getSeconds()).padStart(2, "0")}`;
+}
+
+export function appendTimestampToFileName(path: string, now = new Date()): string {
+  const stamp = dictionaryTimestamp(now);
+  const slash = Math.max(path.lastIndexOf("/"), path.lastIndexOf("\\"));
+  const dir = slash >= 0 ? path.slice(0, slash + 1) : "";
+  const base = slash >= 0 ? path.slice(slash + 1) : path;
+  const extIndex = base.toLowerCase().endsWith(".pdf") ? base.length - 4 : -1;
+  const stem = extIndex >= 0 ? base.slice(0, extIndex) : base;
+  const ext = extIndex >= 0 ? base.slice(extIndex) : ".pdf";
+  if (/_\d{14}$/.test(stem)) return `${dir}${stem}${ext}`;
+  return `${dir}${stem}_${stamp}${ext}`;
+}
+
+export function dataDictionaryFileName(database: string, appendTimestamp: boolean, now = new Date()): string {
+  const safe = database.replace(/[\\/:*?"<>|]/g, "_").trim() || "DataDictionary";
+  const name = `${safe}-data-dictionary.pdf`;
+  return appendTimestamp ? appendTimestampToFileName(name, now) : name;
+}
+
+/** Apply the timestamp choice to either a typed/browsed path or the fallback name. */
+export function resolveDictionaryExportPath(existingPath: string, fallbackName: string, appendTimestamp: boolean, now = new Date()): string {
+  const chosen = existingPath.trim();
+  const name = chosen || fallbackName;
+  return appendTimestamp ? appendTimestampToFileName(name, now) : name;
+}
+
+export function exportBlockedBySkippedTables(warnings: Array<{ kind: string }>, continueOnError: boolean): boolean {
+  return !continueOnError && warnings.some((warning) => warning.kind === "tableSkipped");
+}
+
+function warningNamesSelectedTable(table: string, schema: string, name: string): boolean {
+  if (table === name) return true;
+  // Collector formats skips as `{schema}.{table}`, so an empty schema is `.orders`.
+  return table === `${schema}.${name}`;
+}
+
+function schemaWideSkipMatches(table: string, selected: ReadonlyArray<{ schema?: string | null }>): boolean {
+  if (table === "*") return true;
+  if (!table.endsWith(".*")) return false;
+  const schema = table.slice(0, -2);
+  return selected.some((item) => (item.schema ?? "") === schema);
+}
+
+/** Drop skip warnings that do not name a selected object or that object's schema. */
+export function warningsForSelection<T extends { kind: string; table?: string }>(warnings: T[], selected: ReadonlyArray<{ schema?: string | null; name: string }>): T[] {
+  return warnings.filter((warning) => {
+    const table = warning.table;
+    if (!table) return true;
+    if (table === "*" || table.endsWith(".*")) return schemaWideSkipMatches(table, selected);
+    return selected.some((item) => warningNamesSelectedTable(table, item.schema ?? "", item.name));
+  });
+}
+
+export function isDictionaryProfile(value: unknown): value is DictionaryProfile {
+  if (!value || typeof value !== "object") return false;
+  const profile = value as Partial<DictionaryProfile>;
+  return profile.version === 1 && Array.isArray(profile.databases) && Array.isArray(profile.objects) && !!profile.layout && typeof profile.fileName === "string";
+}
+
+export function columnComment(table: DocTable, column: ColumnInfo): string {
+  const note = table.columnNotes[column.name]?.note;
+  if (note && note.trim() !== "") return note;
+  return column.comment ?? "";
+}
+
+export function typeLabel(column: ColumnInfo): string {
+  const base = column.data_type.trim();
+  if (base.includes("(")) return base;
+  if (column.character_maximum_length !== null) return `${base}(${column.character_maximum_length})`;
+  if (column.numeric_precision !== null) {
+    const scale = column.numeric_scale === null ? "" : `,${column.numeric_scale}`;
+    return `${base}(${column.numeric_precision}${scale})`;
+  }
+  return base;
+}
+
+export function qualifiedObjectName(table: Pick<DictionaryTable, "database" | "schema" | "name">): string {
+  const schema = table.schema ? `${table.schema}.` : "";
+  return table.database ? `${table.database}.${schema}${table.name}` : `${schema}${table.name}`;
+}
diff --git a/apps/desktop/src/lib/docs/dataDictionaryPdf.ts b/apps/desktop/src/lib/docs/dataDictionaryPdf.ts
new file mode 100644
index 0000000000..1dfc49f584
--- /dev/null
+++ b/apps/desktop/src/lib/docs/dataDictionaryPdf.ts
@@ -0,0 +1,482 @@
+import type { DataDictionaryLabels, DictionaryLayout, DictionaryTable } from "@/lib/docs/dataDictionary";
+import { columnComment, qualifiedObjectName, typeLabel } from "@/lib/docs/dataDictionary";
+
+const CM = 28.3464567;
+const INK = "0.16 0.16 0.16";
+const MUTED = "0.38 0.38 0.38";
+const ORANGE = "0.91 0.44 0.08";
+const BROWN = "0.35 0.18 0.06";
+const PEACH = "0.99 0.88 0.74";
+const GRID = "0.90 0.50 0.18";
+const CHECK = "\u0001";
+
+const PAPER: Record<DictionaryLayout["paper"], { width: number; height: number }> = {
+  A4: { width: 595.28, height: 841.89 },
+  A3: { width: 841.89, height: 1190.55 },
+  Letter: { width: 612, height: 792 },
+  Legal: { width: 612, height: 1008 },
+};
+
+interface Page {
+  commands: string[];
+  bookmark?: string;
+}
+
+interface PlacedObject {
+  table: DictionaryTable;
+  page: number;
+}
+
+interface TocEntry {
+  label: string;
+  page: number;
+  indent: number;
+}
+
+export function pdfUtf16Hex(text: string): string {
+  let hex = "";
+  for (const char of text) {
+    const code = char.codePointAt(0) ?? 0;
+    if (code > 0xffff) {
+      const adjusted = code - 0x10000;
+      hex += (0xd800 + (adjusted >> 10)).toString(16).padStart(4, "0");
+      hex += (0xdc00 + (adjusted & 0x3ff)).toString(16).padStart(4, "0");
+    } else {
+      hex += code.toString(16).padStart(4, "0");
+    }
+  }
+  return hex.toUpperCase();
+}
+
+export function buildDataDictionaryPdf(tables: DictionaryTable[], labels: DataDictionaryLabels, layout: DictionaryLayout, warnings: string[] = []): Uint8Array {
+  const page = pageSize(layout);
+  const margin = clamp(layout.marginCm, 0.5, 4) * CM;
+  const includeIntro = layout.includeIntroduction && layout.introduction.trim() !== "";
+  const intro = includeIntro ? flowLines(layout.introduction.split(/\n+/), page, margin, layout.bodySize, introHeading(labels)) : [];
+  const body = flowObjects(tables, labels, layout, page, margin);
+  const notes = warnings.length ? flowLines(warnings, page, margin, layout.bodySize) : [];
+  const toc = layout.includeToc ? renderToc(tocFor(labels, tables, body.placed, intro.length), labels, page, margin, layout.bodySize) : [];
+  const cover = layout.includeCover ? [coverPage(layout, page, margin)] : [];
+  // Page numbers start at the introduction so TOC entries (numbered from the
+  // introduction) match the printed footers; cover and contents stay unnumbered.
+  const frontCount = cover.length + toc.length;
+  const pages = [...cover, ...toc, ...intro, ...body.pages, ...notes];
+  if (pages.length === 0) pages.push({ commands: [] });
+  stampChrome(pages, layout, page, margin, frontCount);
+  return encodePdf(pages, page, layout.title || "Data Dictionary");
+}
+
+function pageSize(layout: DictionaryLayout): { width: number; height: number } {
+  const paper = PAPER[layout.paper];
+  return layout.orientation === "landscape" ? { width: paper.height, height: paper.width } : paper;
+}
+
+function clamp(value: number, min: number, max: number): number {
+  if (!Number.isFinite(value)) return min;
+  return Math.min(max, Math.max(min, value));
+}
+
+function charWidth(char: string, size: number): number {
+  const code = char.codePointAt(0) ?? 0;
+  if (code >= 128) return size;
+  if ("ilj.,:;!'|".includes(char)) return size * 0.28;
+  if (char === " ") return size * 0.28;
+  if ("mwMW@%".includes(char)) return size * 0.78;
+  return size * 0.52;
+}
+
+function textWidth(text: string, size: number): number {
+  let width = 0;
+  for (const char of text) width += charWidth(char, size);
+  return width;
+}
+
+function wrap(text: string, size: number, width: number): string[] {
+  const lines: string[] = [];
+  let line = "";
+  for (const char of text) {
+    const next = line + char;
+    if (line && textWidth(next, size) > width) {
+      lines.push(line);
+      line = char;
+    } else {
+      line = next;
+    }
+  }
+  if (line || lines.length === 0) lines.push(line);
+  return lines;
+}
+
+function fill(x: number, y: number, width: number, height: number, color: string): string {
+  return `${color} rg ${num(x)} ${num(y)} ${num(width)} ${num(height)} re f`;
+}
+
+function coverPage(layout: DictionaryLayout, page: { width: number; height: number }, margin: number): Page {
+  const commands: string[] = [];
+  let y = page.height * 0.62;
+  const titleSize = Math.max(28, layout.headingSize + 16);
+  for (const line of wrap(layout.title || "Data Dictionary", titleSize, page.width - margin * 2)) {
+    commands.push(textOp(margin, y, titleSize, line, ORANGE));
+    y -= titleSize + 6;
+  }
+  y -= 4;
+  const second = layout.subtitle.trim() || "数据字典";
+  commands.push(textOp(margin, y, layout.headingSize + 6, second, BROWN));
+  y -= layout.headingSize + 28;
+  const meta = [layout.header, layout.remarks, layout.coverFooter].filter((line) => line && line !== layout.title && line !== second);
+  for (const line of meta) {
+    commands.push(textOp(margin, y, layout.bodySize + 1, line, INK));
+    y -= layout.bodySize + 8;
+  }
+  coverShapes(commands, page.width, 0);
+  return { commands };
+}
+
+function coverShapes(commands: string[], pageWidth: number, bottom: number): void {
+  const shades = [ORANGE, "0.96 0.62 0.22", "0.98 0.78 0.45", "0.93 0.55 0.16"];
+  const tiles = [
+    [pageWidth * 0.08, bottom + 36, 92, 64, -18],
+    [pageWidth * 0.28, bottom + 18, 110, 72, -12],
+    [pageWidth * 0.48, bottom + 48, 120, 70, -8],
+    [pageWidth * 0.66, bottom + 12, 100, 68, -16],
+    [pageWidth * 0.82, bottom + 40, 90, 60, -10],
+  ] as const;
+  tiles.forEach(([x, y, width, height, degrees], index) => {
+    commands.push(rotatedFill(x, y, width, height, degrees, shades[index % shades.length]!));
+  });
+}
+
+function rotatedFill(x: number, y: number, width: number, height: number, degrees: number, color: string): string {
+  const rad = (degrees * Math.PI) / 180;
+  const cos = Math.cos(rad);
+  const sin = Math.sin(rad);
+  return `q ${color} rg ${num(cos)} ${num(sin)} ${num(-sin)} ${num(cos)} ${num(x)} ${num(y)} cm 0 0 ${num(width)} ${num(height)} re f Q`;
+}
+
+function introHeading(labels: DataDictionaryLabels): string {
+  return labels.contentsHeading === "目录" ? "1. 引言" : "1. Introduction";
+}
+
+function tocFor(labels: DataDictionaryLabels, tables: DictionaryTable[], placed: PlacedObject[], introPages: number): TocEntry[] {
+  const entries: TocEntry[] = [];
+  let section = 1;
+  if (introPages > 0) {
+    entries.push({ label: introHeading(labels), page: 1, indent: 0 });
+    section = 2;
+  }
+  const seen = new Set<string>();
+  for (const item of placed) {
+    const database = item.table.database || labels.kindTable;
+    if (!seen.has(database)) {
+      seen.add(database);
+      entries.push({ label: `${section}. ${database}`, page: introPages + item.page + 1, indent: 0 });
+      section += 1;
+    }
+    entries.push({ label: `${labels.kindTable}: ${item.table.name}`, page: introPages + item.page + 1, indent: 2 });
+  }
+  if (entries.length === 0 && tables.length === 0) entries.push({ label: labels.contentsHeading, page: 1, indent: 0 });
+  return entries;
+}
+
+function tocLineHeight(body: number): number {
+  return body + 10;
+}
+
+function renderToc(entries: TocEntry[], labels: DataDictionaryLabels, page: { width: number; height: number }, margin: number, body: number): Page[] {
+  const pages: Page[] = [];
+  const line = tocLineHeight(body);
+  const capacity = Math.max(1, Math.floor((page.height - margin * 2 - 52) / line));
+  const rows = entries.length ? entries : [{ label: labels.contentsHeading, page: 1, indent: 0 }];
+  for (let offset = 0; offset < rows.length; offset += capacity) {
+    const slice = rows.slice(offset, offset + capacity);
+    const commands: string[] = [];
+    let y = page.height - margin - 8;
+    y = orangeHeading(commands, margin, y, page.width - margin * 2, labels.contentsHeading, 16);
+    y -= 8;
+    for (const item of slice) {
+      const x = margin + item.indent * 16;
+      const pageLabel = String(item.page);
+      const pageWidth = textWidth(pageLabel, body);
+      commands.push(textOp(x, y, body, item.label, INK));
+      commands.push(textOp(page.width - margin - pageWidth, y, body, pageLabel, INK));
+      const dotsFrom = x + textWidth(item.label, body) + 4;
+      const dotsTo = page.width - margin - pageWidth - 4;
+      for (let dot = dotsFrom; dot < dotsTo; dot += 3.2) commands.push(fill(dot, y + 1, 0.7, 0.7, "0.55 0.55 0.55"));
+      y -= line;
+    }
+    pages.push({ commands });
+  }
+  return pages;
+}
+
+function orangeHeading(commands: string[], x: number, y: number, width: number, text: string, size: number): number {
+  commands.push(textOp(x, y, size, text, ORANGE));
+  const textW = Math.min(textWidth(text, size), width - 24);
+  const lineY = y + size * 0.35;
+  commands.push(`${ORANGE} RG 1.4 w ${num(x + textW + 8)} ${num(lineY)} m ${num(x + width - 6)} ${num(lineY)} l S`);
+  commands.push(`${ORANGE} rg ${num(x + width - 3.5)} ${num(lineY)} 3.2 0 360 arc f`);
+  return y - size - 8;
+}
+
+function flowLines(lines: string[], page: { width: number; height: number }, margin: number, body: number, heading = ""): Page[] {
+  const pages: Page[] = [];
+  let commands: string[] = [];
+  let y = page.height - margin - body - 8;
+  const start = () => {
+    commands = [];
+    y = page.height - margin - 8;
+    if (heading) y = orangeHeading(commands, margin, y, page.width - margin * 2, heading, body + 5) - 6;
+  };
+  const push = () => {
+    if (commands.length) pages.push({ commands });
+    start();
+  };
+  start();
+  for (const paragraph of lines) {
+    for (const line of wrap(paragraph, body, page.width - margin * 2)) {
+      if (y < margin + body) push();
+      commands.push(textOp(margin, y, body, line, INK));
+      y -= body + 5;
+    }
+    y -= 8;
+  }
+  if (commands.length) pages.push({ commands });
+  return pages;
+}
+
+function flowObjects(tables: DictionaryTable[], labels: DataDictionaryLabels, layout: DictionaryLayout, page: { width: number; height: number }, margin: number): { pages: Page[]; placed: PlacedObject[] } {
+  const pages: Page[] = [];
+  const placed: PlacedObject[] = [];
+  const cursor = { commands: [] as string[], y: 0, bookmark: undefined as string | undefined };
+  const bottom = contentBottom(margin);
+  const top = () => page.height - margin - (layout.includeBreadcrumbs ? 22 : 6);
+  const flush = () => {
+    if (cursor.commands.length === 0 && !cursor.bookmark) return;
+    pages.push({ commands: cursor.commands, bookmark: cursor.bookmark });
+    cursor.commands = [];
+    cursor.bookmark = undefined;
+    cursor.y = top();
+  };
+  const nextPage = () => flush();
+  const ensure = (height: number) => {
+    if (cursor.y - height < bottom) nextPage();
+  };
+  cursor.y = top();
+  if (tables.length === 0) return { pages: [{ commands: [] }], placed };
+  for (const table of tables) {
+    const title = `${kindLabel(table, labels)}: ${table.name}`;
+    ensure(layout.headingSize + 20);
+    if (!cursor.bookmark) cursor.bookmark = qualifiedObjectName(table);
+    placed.push({ table, page: pages.length });
+    cursor.y = orangeHeading(cursor.commands, margin, cursor.y, page.width - margin * 2, title, layout.headingSize);
+    cursor.y -= 6;
+    if (table.note) {
+      for (const line of wrap(table.note, layout.bodySize, page.width - margin * 2)) {
+        cursor.commands.push(textOp(margin, cursor.y, layout.bodySize, line, MUTED));
+        cursor.y -= layout.bodySize + 4;
+      }
+      cursor.y -= 8;
+    }
+    cursor.commands.push(textOp(margin, cursor.y, layout.bodySize, labels.column, INK));
+    cursor.y -= layout.bodySize + 6;
+    cursor.y = drawTable(cursor, columnRows(table, labels), margin, page.width - margin * 2, layout.bodySize, bottom, nextPage, ensure, [0.55, 1.6, 1.3, 0.9, 1.8]);
+    if (layout.includeIndexesAndForeignKeys && table.indexes.length > 0) {
+      cursor.y = quietLabel(cursor, labels.indexesHeading, margin, layout.bodySize, ensure);
+      cursor.y = drawTable(cursor, indexRows(table, labels), margin, page.width - margin * 2, layout.bodySize, bottom, nextPage, ensure, [1.8, 1.3, 0.7, 0.7, 0.9, 1.6]);
+    }
+    if (layout.includeIndexesAndForeignKeys && table.foreignKeys.length > 0) {
+      cursor.y = quietLabel(cursor, labels.foreignKeysHeading, margin, layout.bodySize, ensure);
+      cursor.y = drawTable(cursor, foreignKeyRows(table, labels), margin, page.width - margin * 2, layout.bodySize, bottom, nextPage, ensure, [1.7, 1.2, 1.1, 1.2, 1, 0.9, 1]);
+    }
+    cursor.y -= 16;
+  }
+  flush();
+  return { pages, placed };
+}
+
+function quietLabel(cursor: { commands: string[]; y: number }, title: string, x: number, size: number, ensure: (height: number) => void): number {
+  ensure(size + 28);
+  const y = cursor.y - 20;
+  cursor.commands.push(fill(x, y - 1, 18, 2, ORANGE));
+  cursor.commands.push(textOp(x + 24, y - size * 0.2, size, title, ORANGE));
+  return y - size - 8;
+}
+
+function kindLabel(table: DictionaryTable, labels: DataDictionaryLabels): string {
+  if (table.kind === "VIEW") return labels.kindView;
+  if (table.kind === "MATERIALIZED_VIEW") return labels.kindMaterializedView;
+  return labels.kindTable;
+}
+
+function columnRows(table: DictionaryTable, labels: DataDictionaryLabels): string[][] {
+  return [
+    ["#", labels.column, labels.type, labels.nullable, labels.extra],
+    ...table.columns.map((column, index) => [String(index + 1), column.name, typeLabel(column), column.is_nullable ? "" : CHECK, [column.extra, columnComment(table, column)].filter((part) => part && part.trim() !== "").join(" ")]),
+  ];
+}
+
+function indexRows(table: DictionaryTable, labels: DataDictionaryLabels): string[][] {
+  return [
+    [labels.indexName, labels.indexColumns, labels.unique, labels.primaryKey, labels.indexType, labels.comment],
+    ...table.indexes.map((index) => [index.name, index.columns.join(", "), yesNo(index.is_unique, labels), yesNo(index.is_primary, labels), index.index_type ?? "", index.comment ?? ""]),
+  ];
+}
+
+function foreignKeyRows(table: DictionaryTable, labels: DataDictionaryLabels): string[][] {
+  return [[labels.constraintName, labels.column, labels.refSchema, labels.refTable, labels.refColumn, labels.onUpdate, labels.onDelete], ...table.foreignKeys.map((key) => [key.name, key.column, key.ref_schema ?? "", key.ref_table, key.ref_column, key.on_update ?? "", key.on_delete ?? ""])];
+}
+
+function yesNo(value: boolean, labels: DataDictionaryLabels): string {
+  return value ? labels.yes : labels.no;
+}
+
+function drawTable(cursor: { commands: string[]; y: number }, rows: string[][], x: number, width: number, size: number, bottom: number, nextPage: () => void, ensure: (height: number) => void, weights?: number[]): number {
+  if (rows.length === 0 || !rows[0]) return cursor.y;
+  const header = rows[0];
+  const used = weights && weights.length === header.length ? weights : header.map((_, index) => (index === header.length - 1 ? 2.2 : 1));
+  const weightSum = used.reduce((sum, weight) => sum + weight, 0);
+  const widths = used.map((weight) => (width * weight) / weightSum);
+  const rowHeight = (row: string[]) => {
+    const wrapped = row.map((cell, index) => wrap(cell, size, Math.max(8, widths[index]! - 8)));
+    return { wrapped, height: Math.max(1, ...wrapped.map((item) => item.length)) * (size + 3) + 8 };
+  };
+  const paint = (row: string[], headerRow: boolean, zebra: boolean) => {
+    const painted = rowHeight(row);
+    ensure(painted.height);
+    const top = cursor.y;
+    const boxY = top - painted.height;
+    if (headerRow) cursor.commands.push(fill(x, boxY, width, painted.height, PEACH));
+    else if (zebra) cursor.commands.push(fill(x, boxY, width, painted.height, "0.995 0.98 0.96"));
+    cursor.commands.push(`${GRID} RG 0.7 w ${num(x)} ${num(boxY)} ${num(width)} ${num(painted.height)} re S`);
+    let columnX = x;
+    const linePitch = size + 3;
+    const block = painted.wrapped.reduce((max, cell) => Math.max(max, cell.length), 1) * linePitch - 3;
+    const firstBaseline = boxY + (painted.height - block) / 2 + size * 0.78;
+    painted.wrapped.forEach((cell, index) => {
+      if (index > 0) cursor.commands.push(`${GRID} RG 0.5 w ${num(columnX)} ${num(boxY)} m ${num(columnX)} ${num(boxY + painted.height)} l S`);
+      if (cell.length === 1 && cell[0] === CHECK) {
+        const markX = columnX + widths[index]! / 2;
+        const markY = boxY + painted.height / 2;
+        cursor.commands.push(`${INK} RG 1.15 w ${num(markX - 3.4)} ${num(markY - 0.4)} m ${num(markX - 0.8)} ${num(markY - 3.2)} l ${num(markX + 4.2)} ${num(markY + 3.2)} l S`);
+      } else {
+        cell.forEach((line, lineIndex) => {
+          const lineWidth = textWidth(line, size);
+          const textX = columnX + Math.max(3, (widths[index]! - lineWidth) / 2);
+          cursor.commands.push(textOp(textX, firstBaseline - lineIndex * linePitch, size, line, INK));
+        });
+      }
+      columnX += widths[index]!;
+    });
+    cursor.y -= painted.height;
+  };
+  paint(header, true, false);
+  rows.slice(1).forEach((row, index) => {
+    if (cursor.y - rowHeight(row).height < bottom) {
+      nextPage();
+      paint(header, true, false);
+    }
+    paint(row, false, index % 2 === 1);
+  });
+  return cursor.y;
+}
+
+function contentBottom(margin: number): number {
+  return Math.max(margin, 36);
+}
+
+function stampChrome(pages: Page[], layout: DictionaryLayout, page: { width: number; height: number }, margin: number, frontCount: number): void {
+  pages.forEach((item, index) => {
+    if (index < frontCount) return;
+    if (layout.includeBreadcrumbs && layout.header) item.commands.unshift(textOp(margin, page.height - margin + 6, Math.max(8, layout.bodySize - 1), layout.header, MUTED));
+    const footerY = 22;
+    if (layout.includeLeftFooter && layout.leftFooter) item.commands.push(textOp(margin, footerY, layout.bodySize, layout.leftFooter, MUTED));
+    else if (layout.title) item.commands.push(textOp(margin, footerY, layout.bodySize, layout.title, MUTED));
+    if (layout.includePageNumber) {
+      const label = String(index - frontCount + 1);
+      item.commands.push(textOp(page.width - margin - textWidth(label, layout.bodySize), footerY, layout.bodySize, label, MUTED));
+    }
+  });
+}
+
+function textOp(x: number, y: number, size: number, text: string, color = INK): string {
+  const parts = ["BT"];
+  let cursor = x;
+  let run = "";
+  let runAscii = false;
+  const flush = () => {
+    if (!run) return;
+    if (runAscii) parts.push(`${color} rg /F2 ${num(size)} Tf 1 0 0 1 ${num(cursor - textWidth(run, size))} ${num(y)} Tm (${escapePdf(run)}) Tj`);
+    else parts.push(`${color} rg /F1 ${num(size)} Tf 1 0 0 1 ${num(cursor - textWidth(run, size))} ${num(y)} Tm <${pdfUtf16Hex(run)}> Tj`);
+    run = "";
+  };
+  for (const char of text) {
+    const ascii = (char.codePointAt(0) ?? 0) < 128;
+    if (run && ascii !== runAscii) flush();
+    runAscii = ascii;
+    run += char;
+    cursor += charWidth(char, size);
+  }
+  flush();
+  parts.push("ET");
+  return parts.join(" ");
+}
+
+function escapePdf(text: string): string {
+  return text.replace(/\\/g, "\\\\").replace(/\(/g, "\\(").replace(/\)/g, "\\)");
+}
+
+function num(value: number): string {
+  return Number(value.toFixed(2)).toString();
+}
+
+function encodePdf(pages: Page[], size: { width: number; height: number }, title: string): Uint8Array {
+  const objects: string[] = [];
+  const pageIds: number[] = [];
+  objects[1] = "<< /Type /Catalog /Pages 2 0 R /Outlines 4 0 R >>";
+  objects[3] = "<< /Type /Font /Subtype /Type0 /BaseFont /STSong-Light /Encoding /UniGB-UTF16-H /DescendantFonts [5 0 R] >>";
+  objects[5] = "<< /Type /Font /Subtype /CIDFontType0 /BaseFont /STSong-Light /CIDSystemInfo << /Registry (Adobe) /Ordering (GB1) /Supplement 4 >> /DW 1000 /FontDescriptor 6 0 R >>";
+  objects[6] = "<< /Type /FontDescriptor /FontName /STSong-Light /Flags 6 /FontBBox [-25 -254 1000 880] /ItalicAngle 0 /Ascent 880 /Descent -120 /CapHeight 620 /StemV 80 >>";
+  objects[7] = "<< /Type /Font /Subtype /Type1 /BaseFont /Helvetica >>";
+  let nextId = 8;
+  for (const page of pages) {
+    const contentId = nextId++;
+    const pageId = nextId++;
+    pageIds.push(pageId);
+    const stream = page.commands.join("\n");
+    objects[contentId] = `<< /Length ${byteLength(stream)} >>\nstream\n${stream}\nendstream`;
+    objects[pageId] = `<< /Type /Page /Parent 2 0 R /MediaBox [0 0 ${num(size.width)} ${num(size.height)}] /Resources << /Font << /F1 3 0 R /F2 7 0 R >> >> /Contents ${contentId} 0 R >>`;
+  }
+  objects[2] = `<< /Type /Pages /Count ${pageIds.length} /Kids [${pageIds.map((id) => `${id} 0 R`).join(" ")}] >>`;
+  const bookmarks = pages.flatMap((page, index) => (page.bookmark ? [{ pageId: pageIds[index]!, title: page.bookmark }] : []));
+  if (bookmarks.length === 0) {
+    objects[4] = "<< /Type /Outlines /Count 0 >>";
+  } else {
+    const first = nextId;
+    bookmarks.forEach((item, index) => {
+      const id = nextId++;
+      const prev = index === 0 ? "" : ` /Prev ${id - 1} 0 R`;
+      const next = index === bookmarks.length - 1 ? "" : ` /Next ${id + 1} 0 R`;
+      objects[id] = `<< /Title <FEFF${pdfUtf16Hex(item.title)}> /Parent 4 0 R${prev}${next} /Dest [${item.pageId} 0 R /Fit] >>`;
+    });
+    objects[4] = `<< /Type /Outlines /First ${first} 0 R /Last ${nextId - 1} 0 R /Count ${bookmarks.length} >>`;
+  }
+  const infoId = nextId;
+  objects[infoId] = `<< /Title <FEFF${pdfUtf16Hex(title)}> >>`;
+  objects[1] = `<< /Type /Catalog /Pages 2 0 R /Outlines 4 0 R /Info ${infoId} 0 R >>`;
+
+  let pdf = "%PDF-1.4\n";
+  const offsets = [0];
+  for (let id = 1; id <= infoId; id++) {
+    offsets[id] = pdf.length;
+    pdf += `${id} 0 obj\n${objects[id] ?? "<<>>"}\nendobj\n`;
+  }
+  const xref = pdf.length;
+  pdf += `xref\n0 ${infoId + 1}\n0000000000 65535 f \n`;
+  for (let id = 1; id <= infoId; id++) pdf += `${String(offsets[id]).padStart(10, "0")} 00000 n \n`;
+  pdf += `trailer\n<< /Size ${infoId + 1} /Root 1 0 R >>\nstartxref\n${xref}\n%%EOF`;
+  return new TextEncoder().encode(pdf);
+}
+
+function byteLength(value: string): number {
+  return new TextEncoder().encode(value).length;
+}
diff --git a/apps/desktop/src/lib/docs/saveDataDictionaryFile.ts b/apps/desktop/src/lib/docs/saveDataDictionaryFile.ts
new file mode 100644
index 0000000000..35f0e95829
--- /dev/null
+++ b/apps/desktop/src/lib/docs/saveDataDictionaryFile.ts
@@ -0,0 +1,37 @@
+import { isTauriRuntime } from "@/lib/backend/tauriRuntime";
+
+export class DictionaryFileExistsError extends Error {
+  constructor() {
+    super("exists");
+    this.name = "DictionaryFileExistsError";
+  }
+}
+
+/**
+ * Suggested name is only the save dialog's defaultPath. The write uses the path
+ * `save()` just returned. Tauri's dialog grant covers that exact path, not a
+ * typed path or a timestamp appended after the dialog closes.
+ */
+export async function saveDataDictionaryFile(suggestedName: string, content: Uint8Array, options: { overwrite: boolean }): Promise<string | null> {
+  if (isTauriRuntime()) {
+    const [{ save }, fs] = await Promise.all([import("@tauri-apps/plugin-dialog"), import("@tauri-apps/plugin-fs")]);
+    const granted = await save({
+      defaultPath: suggestedName,
+      filters: [{ name: "PDF", extensions: ["pdf"] }],
+    });
+    if (!granted) return null;
+    if (!options.overwrite && (await fs.exists(granted))) throw new DictionaryFileExistsError();
+    await fs.writeFile(granted, content);
+    return granted;
+  }
+
+  const downloadName = suggestedName.split(/[/\\]/).pop() || suggestedName;
+  const blob = new Blob([content.buffer.slice(content.byteOffset, content.byteOffset + content.byteLength) as ArrayBuffer], { type: "application/pdf" });
+  const url = URL.createObjectURL(blob);
+  const anchor = document.createElement("a");
+  anchor.href = url;
+  anchor.download = downloadName;
+  anchor.click();
+  URL.revokeObjectURL(url);
+  return downloadName;
+}
diff --git a/apps/desktop/src/stores/connectionStore.ts b/apps/desktop/src/stores/connectionStore.ts
index 408cb425ee..bef7654b8b 100644
--- a/apps/desktop/src/stores/connectionStore.ts
+++ b/apps/desktop/src/stores/connectionStore.ts
@@ -601,6 +601,12 @@ export const useConnectionStore = defineStore("connection", () => {
     schema?: string;
     tableName?: string;
   } | null>(null);
+  const dataDictionarySource = ref<{
+    connectionId: string;
+    database: string;
+    schema?: string;
+    tableNames?: string[];
+  } | null>(null);
   const tableImportSource = ref<{
     connectionId: string;
     database: string;
@@ -10080,6 +10086,7 @@ export const useConnectionStore = defineStore("connection", () => {
     sqlFileSource,
     diagramSource,
     docsSource,
+    dataDictionarySource,
     tableImportSource,
     mongoDatabaseDumpSource,
     mongoImportSource,