feat(jdbc): add optional JDBC plugin support

src/components/connection/ConnectionDialog.vue

@@ -6,16 +6,17 @@ import { Dialog, DialogContent, DialogHeader, DialogTitle, DialogFooter } from "
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
+import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select";
 import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs";
 import { Tooltip, TooltipContent, TooltipTrigger } from "@/components/ui/tooltip";
-import type { ConnectionConfig, DatabaseType } from "@/types/database";
+import type { ConnectionConfig, DatabaseType, JdbcDriverInfo } from "@/types/database";
 import { useConnectionStore } from "@/stores/connectionStore";
 import { useToast } from "@/composables/useToast";
 import DatabaseIcon from "@/components/icons/DatabaseIcon.vue";
 import * as api from "@/lib/api";
 import { isTauriRuntime } from "@/lib/tauriRuntime";
 import { applyParsedConnectionUrl, parseConnectionUrl } from "@/lib/connectionUrl";
-import { ArrowLeft, ChevronRight, Copy, FolderOpen, Grid3X3, Link2, List, Search } from "lucide-vue-next";
+import { ArrowLeft, ChevronRight, Copy, ExternalLink, FolderOpen, Grid3X3, Link2, List, Search } from "lucide-vue-next";
 
 type DbOption = { value: string; label: string };
 type DbCategory = { key: string; title: string; options: DbOption[] };
@@ -68,12 +69,17 @@ const defaultForm = (): Omit<ConnectionConfig, "id"> => ({
   ssh_connect_timeout_secs: 5,
   ssl: false,
   connection_string: undefined,
+  jdbc_driver_class: undefined,
+  jdbc_driver_paths: [],
 });
 
 const form = ref(defaultForm());
 const selectedType = ref("mysql");
 const customDriverName = ref("");
 const mongoUseUrl = ref(false);
+const jdbcDriverPathsInput = ref("");
+const jdbcDrivers = ref<JdbcDriverInfo[]>([]);
+const selectedJdbcDriverPath = ref("");
 const connectionUrlInput = ref("");
 const dialogStep = ref<DialogStep>("select");
 const dbPickerView = ref<DbPickerView>("icon");
@@ -170,6 +176,7 @@ const driverProfiles: Record<
     icon: "cockroachdb",
   },
   dm: { type: "dameng", port: 5236, user: "SYSDBA", label: "DM (Dameng)", icon: "dm" },
+  jdbc: { type: "jdbc", port: 0, user: "", label: "JDBC", icon: "jdbc" },
   tdengine: { type: "mysql", port: 6030, user: "root", label: "TDengine", icon: "tdengine" },
   custom_mysql: {
     type: "mysql",
@@ -220,6 +227,13 @@ function applyProfile(val: string, preserveConnectionFields = false) {
     if (profile.type === "sqlite" || profile.type === "duckdb") {
       form.value.host = "";
     }
+    if (profile.type === "jdbc") {
+      form.value.host = "";
+      form.value.connection_string = "";
+      form.value.jdbc_driver_class = "";
+      form.value.jdbc_driver_paths = [];
+      jdbcDriverPathsInput.value = "";
+    }
   }
 }
 
@@ -252,9 +266,12 @@ watch(
         ssh_connect_timeout_secs: config.ssh_connect_timeout_secs || 5,
         ssl: config.ssl || false,
         connection_string: config.connection_string,
+        jdbc_driver_class: config.jdbc_driver_class,
+        jdbc_driver_paths: config.jdbc_driver_paths || [],
       };
       selectedType.value = profile;
       mongoUseUrl.value = !!config.connection_string;
+      jdbcDriverPathsInput.value = (config.jdbc_driver_paths || []).join("\n");
       customDriverName.value = isCustomCompatibleProfile() ? config.driver_label || "" : "";
       dialogStep.value = "config";
       configTab.value = "connection";
@@ -330,6 +347,7 @@ const iconTypeMap: Record<string, string> = {
   cockroachdb: "cockroachdb",
   tdengine: "tdengine",
   dm: "dm",
+  jdbc: "jdbc",
   custom_mysql: "mysql",
   custom_postgres: "postgres",
 };
@@ -360,6 +378,7 @@ const dbOptions = [
   { value: "vastbase", label: "Vastbase" },
   { value: "redshift", label: "Redshift" },
   { value: "cockroachdb", label: "CockroachDB" },
+  { value: "jdbc", label: "JDBC" },
   { value: "custom_mysql", label: "Custom (MySQL)" },
   { value: "custom_postgres", label: "Custom (PostgreSQL)" },
 ];
@@ -387,7 +406,8 @@ const filteredDbCategories = computed<DbCategory[]>(() => {
 
 const hasDbPickerResults = computed(() => filteredDbCategories.value.some((category) => category.options.length > 0));
 const selectedDbIcon = computed(() => iconTypeMap[selectedType.value] || selectedProfile().icon || selectedType.value);
-const canUseSsh = computed(() => form.value.db_type !== "sqlite");
+const isJdbcConnection = computed(() => form.value.db_type === "jdbc");
+const canUseSsh = computed(() => form.value.db_type !== "sqlite" && form.value.db_type !== "jdbc");
 const testResultMessage = computed(() => {
   if (!testResult.value) return "";
   return testResult.value.ok ? t("connection.testSuccess") : testResult.value.message;
@@ -439,6 +459,16 @@ function connectionConfigForSubmit(id: string): ConnectionConfig {
   if (config.db_type === "mongodb" && !mongoUseUrl.value) {
     config.connection_string = undefined;
   }
+  if (config.db_type === "jdbc") {
+    config.host = "";
+    config.port = 0;
+    config.connection_string = config.connection_string?.trim() || "";
+    config.jdbc_driver_class = config.jdbc_driver_class?.trim() || undefined;
+    config.jdbc_driver_paths = jdbcDriverPathsInput.value
+      .split(/\r?\n/)
+      .map((path) => path.trim())
+      .filter(Boolean);
+  }
   return config;
 }
 
@@ -477,6 +507,8 @@ function resetForm() {
   selectedType.value = "mysql";
   customDriverName.value = "";
   mongoUseUrl.value = false;
+  jdbcDriverPathsInput.value = "";
+  selectedJdbcDriverPath.value = "";
   connectionUrlInput.value = "";
   dialogStep.value = "select";
   dbPickerView.value = "icon";
@@ -493,6 +525,7 @@ watch(open, (value) => {
   if (!props.editConfig) {
     resetForm();
   }
+  void loadJdbcDrivers();
 });
 
 watch(canUseSsh, (value) => {
@@ -513,6 +546,10 @@ async function save() {
     } else {
       const config = connectionConfigForSubmit(uuid());
       await store.addConnection(config);
+      if (config.db_type === "jdbc") {
+        open.value = false;
+        return;
+      }
       open.value = false;
       await nextTick();
       emit("connectStarted", config.name);
@@ -569,6 +606,58 @@ async function browseDbFilePath() {
     }
   }
 }
+
+async function browseJdbcDriverPaths() {
+  if (!isTauriRuntime()) return;
+  const { open } = await import("@tauri-apps/plugin-dialog");
+  const selected = await open({
+    title: t("connection.jdbcDriverBrowse"),
+    multiple: true,
+    filters: [{ name: "JDBC Driver", extensions: ["jar"] }],
+  });
+  if (!selected) return;
+
+  const paths = Array.isArray(selected) ? selected : [selected];
+  const existing = jdbcDriverPathsInput.value
+    .split(/\r?\n/)
+    .map((path) => path.trim())
+    .filter(Boolean);
+  const merged = Array.from(
+    new Set([...existing, ...paths.filter((path): path is string => typeof path === "string")]),
+  );
+  jdbcDriverPathsInput.value = merged.join("\n");
+}
+
+async function loadJdbcDrivers() {
+  if (!isDesktop) return;
+  try {
+    jdbcDrivers.value = await api.listJdbcDrivers();
+  } catch {
+    jdbcDrivers.value = [];
+  }
+}
+
+function addJdbcDriverPath(path: string) {
+  const existing = jdbcDriverPathsInput.value
+    .split(/\r?\n/)
+    .map((value) => value.trim())
+    .filter(Boolean);
+  jdbcDriverPathsInput.value = Array.from(new Set([...existing, path])).join("\n");
+}
+
+function onJdbcDriverSelect(path: any) {
+  if (typeof path !== "string" || !path) return;
+  selectedJdbcDriverPath.value = path;
+  addJdbcDriverPath(path);
+}
+
+function openExternalUrl(url: string) {
+  if (isTauriRuntime()) {
+    import("@tauri-apps/plugin-shell").then(({ open }) => open(url));
+  } else {
+    window.open(url, "_blank", "noopener,noreferrer");
+  }
+}
 </script>
 
 <template>
@@ -689,17 +778,17 @@ async function browseDbFilePath() {
       <template v-else>
         <div class="space-y-3">
           <Tabs v-model="configTab" class="min-h-0">
-            <div class="flex items-center justify-between border-b pb-2">
+            <div v-if="canUseSsh" class="flex items-center justify-between border-b pb-2">
               <TabsList>
                 <TabsTrigger value="connection">{{ t("connection.basicTab") }}</TabsTrigger>
-                <TabsTrigger v-if="canUseSsh" value="ssh">{{ t("connection.sshTunnel") }}</TabsTrigger>
+                <TabsTrigger value="ssh">{{ t("connection.sshTunnel") }}</TabsTrigger>
               </TabsList>
             </div>
 
             <TabsContent value="connection" class="m-0">
               <div class="grid gap-4 py-4 pr-2 max-h-[65vh] overflow-y-auto">
-                <div class="grid grid-cols-4 items-center gap-4">
-                  <Label class="text-right">URL</Label>
+                <div v-if="!isJdbcConnection" class="grid grid-cols-4 items-center gap-4">
+                  <Label class="text-right">{{ t("connection.connectionUrlOptional") }}</Label>
                   <div class="col-span-3 flex items-center gap-1">
                     <Input
                       v-model="connectionUrlInput"
@@ -765,8 +854,90 @@ async function browseDbFilePath() {
                   </div>
                 </div>
 
+                <!-- JDBC: optional external plugin -->
+                <template v-if="form.db_type === 'jdbc'">
+                  <div class="grid grid-cols-4 items-center gap-4">
+                    <Label class="text-right">{{ t("connection.jdbcUrl") }}</Label>
+                    <Input
+                      v-model="form.connection_string"
+                      class="col-span-3"
+                      :placeholder="t('connection.jdbcUrlPlaceholder')"
+                    />
+                  </div>
+                  <div class="grid grid-cols-4 items-center gap-4">
+                    <Label class="text-right">{{ t("connection.user") }}</Label>
+                    <Input v-model="form.username" class="col-span-3" placeholder="sa" />
+                  </div>
+                  <div class="grid grid-cols-4 items-center gap-4">
+                    <Label class="text-right">{{ t("connection.password") }}</Label>
+                    <Input v-model="form.password" type="password" class="col-span-3" />
+                  </div>
+                  <div class="grid grid-cols-4 items-center gap-4">
+                    <Label class="text-right">{{ t("connection.jdbcDriverClass") }}</Label>
+                    <Input
+                      v-model="form.jdbc_driver_class"
+                      class="col-span-3"
+                      :placeholder="t('connection.jdbcDriverClassPlaceholder')"
+                    />
+                  </div>
+                  <div class="grid grid-cols-4 items-start gap-4">
+                    <Label class="text-right mt-2">{{ t("connection.jdbcDriverPaths") }}</Label>
+                    <div class="col-span-3 space-y-2">
+                      <Select
+                        v-if="jdbcDrivers.length > 0"
+                        :model-value="selectedJdbcDriverPath"
+                        @update:model-value="onJdbcDriverSelect"
+                      >
+                        <SelectTrigger>
+                          <SelectValue :placeholder="t('connection.jdbcDriverSelectPlaceholder')" />
+                        </SelectTrigger>
+                        <SelectContent>
+                          <SelectItem v-for="driver in jdbcDrivers" :key="driver.path" :value="driver.path">
+                            {{ driver.name }}
+                          </SelectItem>
+                        </SelectContent>
+                      </Select>
+                      <div class="flex items-start gap-1">
+                        <textarea
+                          v-model="jdbcDriverPathsInput"
+                          class="flex min-h-12 w-full rounded-md border border-input bg-transparent px-3 py-2 text-sm shadow-sm placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring"
+                          :placeholder="t('connection.jdbcDriverPathsPlaceholder')"
+                        />
+                        <Tooltip v-if="isDesktop">
+                          <TooltipTrigger as-child>
+                            <Button
+                              type="button"
+                              variant="outline"
+                              size="icon"
+                              class="h-9 w-9 shrink-0"
+                              @click="browseJdbcDriverPaths"
+                            >
+                              <FolderOpen class="h-4 w-4" />
+                            </Button>
+                          </TooltipTrigger>
+                          <TooltipContent>{{ t("connection.jdbcDriverBrowse") }}</TooltipContent>
+                        </Tooltip>
+                      </div>
+                    </div>
+                  </div>
+                  <div class="grid grid-cols-4 items-start gap-4">
+                    <span />
+                    <div class="col-span-3 space-y-2">
+                      <p class="text-xs text-muted-foreground">
+                        {{ t("connection.jdbcPluginHint") }}
+                      </p>
+                      <div class="flex flex-wrap gap-2">
+                        <Button type="button" variant="outline" size="sm" @click="openExternalUrl('https://dbxio.com')">
+                          <ExternalLink class="h-3.5 w-3.5" />
+                          {{ t("connection.jdbcDocs") }}
+                        </Button>
+                      </div>
+                    </div>
+                  </div>
+                </template>
+
                 <!-- SQLite / DuckDB: file path only -->
-                <template v-if="form.db_type === 'sqlite' || form.db_type === 'duckdb'">
+                <template v-else-if="form.db_type === 'sqlite' || form.db_type === 'duckdb'">
                   <div class="grid grid-cols-4 items-center gap-4">
                     <Label class="text-right">{{ t("connection.filePath") }}</Label>
                     <div class="col-span-3 flex items-center gap-1">
@@ -1074,9 +1245,21 @@ async function browseDbFilePath() {
           <Button
             class="shrink-0"
             @click="save"
-            :disabled="isSaving || !form.name || (!form.host && !(mongoUseUrl && form.connection_string))"
+            :disabled="
+              isSaving ||
+              !form.name ||
+              (!form.host &&
+                !(mongoUseUrl && form.connection_string) &&
+                !(form.db_type === 'jdbc' && form.connection_string))
+            "
           >
-            {{ isSaving ? t("common.loading") : editingId ? t("connection.save") : t("connection.saveAndConnect") }}
+            {{
+              isSaving
+                ? t("common.loading")
+                : editingId || isJdbcConnection
+                  ? t("connection.save")
+                  : t("connection.saveAndConnect")
+            }}
           </Button>
         </DialogFooter>
       </template>

src/components/editor/EditorSettingsDialog.vue

@@ -2,7 +2,7 @@
 import { ref, watch, shallowRef, computed } from "vue";
 import type { EditorView as EditorViewType } from "@codemirror/view";
 import { useI18n } from "vue-i18n";
-import { Settings } from "lucide-vue-next";
+import { FolderOpen, Settings, Trash2 } from "lucide-vue-next";
 import { Button } from "@/components/ui/button";
 import { Dialog, DialogContent, DialogHeader, DialogTitle, DialogFooter } from "@/components/ui/dialog";
 import { Input } from "@/components/ui/input";
@@ -13,9 +13,13 @@ import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs";
 import { useSettingsStore, EDITOR_THEMES, FONT_FAMILIES, DEFAULT_EDITOR_SETTINGS } from "@/stores/settingsStore";
 import { loadEditorTheme, editorFontTheme } from "@/lib/editorThemes";
 import { isTauriRuntime } from "@/lib/tauriRuntime";
+import type { JdbcDriverInfo, JdbcPluginStatus } from "@/types/database";
+import * as api from "@/lib/api";
+import { useToast } from "@/composables/useToast";
 
 const { t } = useI18n();
 const settingsStore = useSettingsStore();
+const { toast } = useToast();
 
 const props = defineProps<{
   open: boolean;
@@ -98,6 +102,12 @@ function setAppLayout(value: "separated" | "classic") {
 
 const activeSettingsTab = ref("editor");
 const isWeb = !isTauriRuntime();
+const jdbcDrivers = ref<JdbcDriverInfo[]>([]);
+const isLoadingJdbcDrivers = ref(false);
+const jdbcPluginStatus = ref<JdbcPluginStatus | null>(null);
+const isInstallingJdbcPlugin = ref(false);
+const isUninstallingJdbcPlugin = ref(false);
+const jdbcDriverPathInput = ref("");
 
 watch(
   () => props.open,
@@ -108,6 +118,8 @@ watch(
       oldPassword.value = "";
       newPassword.value = "";
       confirmNewPassword.value = "";
+      void loadJdbcDrivers();
+      void loadJdbcPluginStatus();
     }
   },
 );
@@ -153,6 +165,105 @@ async function changePassword() {
   }
 }
 
+function formatBytes(bytes: number) {
+  if (bytes < 1024) return `${bytes} B`;
+  if (bytes < 1024 * 1024) return `${(bytes / 1024).toFixed(1)} KB`;
+  return `${(bytes / 1024 / 1024).toFixed(1)} MB`;
+}
+
+async function loadJdbcDrivers() {
+  if (isWeb) return;
+  isLoadingJdbcDrivers.value = true;
+  try {
+    jdbcDrivers.value = await api.listJdbcDrivers();
+  } catch (e: any) {
+    toast(String(e?.message || e), 5000);
+  } finally {
+    isLoadingJdbcDrivers.value = false;
+  }
+}
+
+async function loadJdbcPluginStatus() {
+  if (isWeb) return;
+  try {
+    jdbcPluginStatus.value = await api.jdbcPluginStatus();
+  } catch (e: any) {
+    toast(String(e?.message || e), 5000);
+  }
+}
+
+async function installJdbcPlugin() {
+  if (isWeb || isInstallingJdbcPlugin.value) return;
+  isInstallingJdbcPlugin.value = true;
+  try {
+    jdbcPluginStatus.value = await api.installJdbcPlugin();
+    toast(t("settings.jdbcPluginInstallSuccess"));
+    await loadJdbcDrivers();
+  } catch (e: any) {
+    toast(String(e?.message || e), 5000);
+  } finally {
+    isInstallingJdbcPlugin.value = false;
+  }
+}
+
+async function uninstallJdbcPlugin() {
+  if (isWeb || isUninstallingJdbcPlugin.value) return;
+  isUninstallingJdbcPlugin.value = true;
+  try {
+    jdbcPluginStatus.value = await api.uninstallJdbcPlugin();
+    toast(t("settings.jdbcPluginUninstallSuccess"));
+    await loadJdbcDrivers();
+  } catch (e: any) {
+    toast(String(e?.message || e), 5000);
+  } finally {
+    isUninstallingJdbcPlugin.value = false;
+  }
+}
+
+async function importJdbcDriverPaths(paths: string[]) {
+  if (!paths.length) return;
+  try {
+    jdbcDrivers.value = await api.importJdbcDrivers(paths);
+    jdbcDriverPathInput.value = "";
+    toast(t("settings.jdbcImportSuccess", { count: paths.length }));
+  } catch (e: any) {
+    toast(String(e?.message || e), 5000);
+  }
+}
+
+async function importJdbcDrivers() {
+  if (isWeb) return;
+  const { open } = await import("@tauri-apps/plugin-dialog");
+  const selected = await open({
+    title: t("settings.jdbcImport"),
+    multiple: true,
+    filters: [{ name: "JDBC Driver", extensions: ["jar"] }],
+  });
+  if (!selected) return;
+
+  const paths = (Array.isArray(selected) ? selected : [selected]).filter(
+    (path): path is string => typeof path === "string",
+  );
+  await importJdbcDriverPaths(paths);
+}
+
+async function importJdbcDriverPathInput() {
+  const paths = jdbcDriverPathInput.value
+    .split(/\r?\n/)
+    .map((path) => path.trim())
+    .filter(Boolean);
+  await importJdbcDriverPaths(paths);
+}
+
+async function deleteJdbcDriver(path: string) {
+  try {
+    jdbcDrivers.value = await api.deleteJdbcDriver(path);
+    toast(t("settings.jdbcDeleteSuccess"));
+  } catch (e: any) {
+    toast(String(e?.message || e), 5000);
+  }
+}
+
 // ---------- CodeMirror preview ----------
 const previewRef = ref<HTMLDivElement>();
 const previewView = shallowRef<EditorViewType | null>(null);
@@ -261,6 +372,7 @@ watch(
         <TabsList class="w-full">
           <TabsTrigger value="editor" class="flex-1">{{ t("settings.editorTab") }}</TabsTrigger>
           <TabsTrigger value="appearance" class="flex-1">{{ t("settings.appearanceTab") }}</TabsTrigger>
+          <TabsTrigger v-if="!isWeb" value="jdbc" class="flex-1">{{ t("settings.jdbcTab") }}</TabsTrigger>
           <TabsTrigger v-if="isWeb" value="security" class="flex-1">{{ t("settings.securityTab") }}</TabsTrigger>
           <TabsTrigger value="about" class="flex-1">{{ t("settings.aboutTab") }}</TabsTrigger>
         </TabsList>
@@ -382,7 +494,7 @@ watch(
             </div>
           </div>
 
-          <DialogFooter class="border-t-0 bg-transparent gap-2 sm:gap-0">
+          <DialogFooter class="border-t-0 bg-transparent gap-3 sm:gap-3">
             <Button variant="outline" @click="resetDefaults">
               {{ t("settings.resetDefaults") }}
             </Button>
@@ -427,7 +539,7 @@ watch(
             </div>
           </div>
 
-          <DialogFooter class="border-t-0 bg-transparent gap-2 sm:gap-0">
+          <DialogFooter class="border-t-0 bg-transparent gap-3 sm:gap-3">
             <Button variant="outline" @click="resetDefaults">
               {{ t("settings.resetDefaults") }}
             </Button>
@@ -441,6 +553,100 @@ watch(
           </DialogFooter>
         </TabsContent>
 
+        <TabsContent v-if="!isWeb" value="jdbc" class="space-y-5 py-2">
+          <div class="rounded-md border bg-muted/20 p-4">
+            <div class="flex min-h-12 items-center justify-between gap-3">
+              <div class="min-w-0 space-y-1">
+                <Label>{{ t("settings.jdbcPlugin") }}</Label>
+                <p v-if="!jdbcPluginStatus?.installed" class="text-xs text-muted-foreground">
+                  {{ t("settings.jdbcPluginNotInstalled") }}
+                </p>
+              </div>
+              <div class="flex shrink-0 items-center gap-3">
+                <span
+                  v-if="jdbcPluginStatus?.installed"
+                  class="text-xs"
+                  :class="jdbcPluginStatus.compatible ? 'text-green-600' : 'text-destructive'"
+                >
+                  {{
+                    jdbcPluginStatus.compatible
+                      ? t("settings.jdbcPluginInstalled", {
+                          version: jdbcPluginStatus.version || "-",
+                        })
+                      : t("settings.jdbcPluginIncompatible")
+                  }}
+                </span>
+                <Button
+                  v-if="jdbcPluginStatus?.installed"
+                  type="button"
+                  variant="outline"
+                  :disabled="isUninstallingJdbcPlugin"
+                  @click="uninstallJdbcPlugin"
+                >
+                  {{ isUninstallingJdbcPlugin ? t("common.loading") : t("settings.jdbcPluginUninstall") }}
+                </Button>
+                <Button
+                  v-else
+                  type="button"
+                  variant="default"
+                  :disabled="isInstallingJdbcPlugin"
+                  @click="installJdbcPlugin"
+                >
+                  {{ isInstallingJdbcPlugin ? t("common.loading") : t("settings.jdbcPluginInstall") }}
+                </Button>
+              </div>
+            </div>
+          </div>
+
+          <div class="space-y-3">
+            <div class="space-y-1">
+              <Label>{{ t("settings.jdbcDrivers") }}</Label>
+            </div>
+            <div class="flex items-center gap-2">
+              <Input
+                v-model="jdbcDriverPathInput"
+                class="flex-1"
+                :placeholder="t('settings.jdbcDriverPathPlaceholder')"
+                @keydown.enter.prevent="importJdbcDriverPathInput"
+              />
+              <Button variant="outline" :disabled="!jdbcDriverPathInput.trim()" @click="importJdbcDriverPathInput">
+                {{ t("settings.jdbcImportPath") }}
+              </Button>
+              <Button class="shrink-0" @click="importJdbcDrivers">
+                <FolderOpen class="h-4 w-4" />
+                {{ t("settings.jdbcImport") }}
+              </Button>
+            </div>
+          </div>
+
+          <div class="rounded-md border">
+            <div v-if="isLoadingJdbcDrivers" class="p-4 text-sm text-muted-foreground">
+              {{ t("common.loading") }}
+            </div>
+            <div v-else-if="jdbcDrivers.length === 0" class="p-4 text-sm text-muted-foreground">
+              {{ t("settings.jdbcNoDrivers") }}
+            </div>
+            <div v-else class="divide-y">
+              <div v-for="driver in jdbcDrivers" :key="driver.path" class="flex items-center gap-3 p-3">
+                <div class="min-w-0 flex-1">
+                  <div class="truncate text-sm font-medium">{{ driver.name }}</div>
+                  <div class="truncate text-xs text-muted-foreground">{{ driver.path }}</div>
+                </div>
+                <div class="shrink-0 text-xs text-muted-foreground">{{ formatBytes(driver.size) }}</div>
+                <Button variant="ghost" size="icon" class="h-8 w-8 shrink-0" @click="deleteJdbcDriver(driver.path)">
+                  <Trash2 class="h-4 w-4" />
+                </Button>
+              </div>
+            </div>
+          </div>
+
+          <DialogFooter class="border-t-0 bg-transparent">
+            <Button variant="outline" @click="emit('update:open', false)">
+              {{ t("common.close") }}
+            </Button>
+          </DialogFooter>
+        </TabsContent>
+
         <TabsContent v-if="isWeb" value="security" class="space-y-5 py-2">
           <div class="space-y-3">
             <Label class="text-base">{{ t("auth.changePassword") }}</Label>

src/i18n/locales/en.ts

@@ -99,6 +99,7 @@ export default {
     driverName: "Driver Name",
     driverNamePlaceholder: "Vendor or environment name",
     urlParams: "URL Params",
+    connectionUrlOptional: "URL (optional)",
     connectionUrlPlaceholder: "postgresql://user:pass{'@'}host:5432/db?sslmode=require",
     parseConnectionUrl: "Parse connection URL",
     parseConnectionUrlApplied: "Connection URL applied",
@@ -139,6 +140,16 @@ export default {
     sshKeyPathBrowse: "Browse",
     sshExposeLan: "Expose tunnel to LAN",
     sshConnectTimeout: "SSH Timeout (seconds)",
+    jdbcUrl: "JDBC URL",
+    jdbcUrlPlaceholder: "jdbc:postgresql://localhost:5432/database",
+    jdbcDriverClass: "Driver Class (optional)",
+    jdbcDriverClassPlaceholder: "Most drivers auto-register; use com.vendor.jdbc.Driver if needed",
+    jdbcDriverPaths: "Driver JARs",
+    jdbcDriverSelectPlaceholder: "Choose imported driver",
+    jdbcDriverPathsPlaceholder: "/path/to/driver.jar\n/path/to/another-driver.jar",
+    jdbcDriverBrowse: "Choose JDBC driver JAR",
+    jdbcDocs: "View JDBC docs",
+    jdbcPluginHint: "Install the DBX JDBC plugin first, then import the database vendor's JDBC driver JAR.",
     dmCompatHint: "Requires DM8 ODBC driver installed on your system.",
     dmDownload: "Download from Dameng",
     mongoLegacyHint:
@@ -786,6 +797,7 @@ export default {
     title: "Settings",
     editorTab: "Editor",
     appearanceTab: "Appearance",
+    jdbcTab: "JDBC Drivers",
     securityTab: "Security",
     aboutTab: "About",
     fontFamily: "Font Family",
@@ -806,6 +818,21 @@ export default {
     wordWrap: "Word wrap",
     wordWrapDescription: "Wrap long SQL lines within the editor width",
     preview: "Live Preview",
+    jdbcPlugin: "DBX JDBC plugin",
+    jdbcPluginInstall: "Install JDBC plugin",
+    jdbcPluginInstallSuccess: "JDBC plugin installed",
+    jdbcPluginUninstall: "Uninstall",
+    jdbcPluginUninstallSuccess: "JDBC plugin uninstalled",
+    jdbcPluginInstalled: "Installed: v{version}",
+    jdbcPluginIncompatible: "Incompatible protocol",
+    jdbcPluginNotInstalled: "Not installed",
+    jdbcDrivers: "JDBC driver JARs",
+    jdbcImport: "Import JAR",
+    jdbcImportPath: "Import Path",
+    jdbcDriverPathPlaceholder: "/path/to/driver.jar",
+    jdbcImportSuccess: "Imported {count} driver file(s)",
+    jdbcDeleteSuccess: "Driver removed",
+    jdbcNoDrivers: "No JDBC drivers imported yet.",
     aboutDescription: "An open-source, lightweight database management tool.",
     community: "Community",
     qqGroup: "QQ Group",

src/i18n/locales/zh-CN.ts

@@ -98,6 +98,7 @@ export default {
     driverName: "驱动名称",
     driverNamePlaceholder: "厂商或环境名称",
     urlParams: "URL 参数",
+    connectionUrlOptional: "URL（可选）",
     connectionUrlPlaceholder: "postgresql://user:pass{'@'}host:5432/db?sslmode=require",
     parseConnectionUrl: "解析连接 URL",
     parseConnectionUrlApplied: "已应用连接 URL",
@@ -138,6 +139,16 @@ export default {
     sshKeyPathBrowse: "浏览",
     sshExposeLan: "允许局域网访问隧道",
     sshConnectTimeout: "SSH 超时时间（秒）",
+    jdbcUrl: "JDBC URL",
+    jdbcUrlPlaceholder: "jdbc:postgresql://localhost:5432/database",
+    jdbcDriverClass: "驱动类（可选）",
+    jdbcDriverClassPlaceholder: "多数驱动可自动识别；需要时填写 com.vendor.jdbc.Driver",
+    jdbcDriverPaths: "驱动 JAR",
+    jdbcDriverSelectPlaceholder: "选择已导入驱动",
+    jdbcDriverPathsPlaceholder: "/path/to/driver.jar\n/path/to/another-driver.jar",
+    jdbcDriverBrowse: "选择 JDBC 驱动 JAR",
+    jdbcDocs: "查看 JDBC 文档",
+    jdbcPluginHint: "先安装 DBX JDBC 插件，再导入数据库厂商提供的 JDBC 驱动 JAR。",
     dmCompatHint: "需要在系统上安装达梦 DM8 ODBC 驱动程序。",
     dmDownload: "前往达梦官网下载",
     mongoLegacyHint:
@@ -773,6 +784,7 @@ export default {
     title: "设置",
     editorTab: "编辑器",
     appearanceTab: "外观",
+    jdbcTab: "JDBC 驱动",
     securityTab: "安全",
     aboutTab: "关于我们",
     fontFamily: "字体",
@@ -793,6 +805,21 @@ export default {
     wordWrap: "自动换行",
     wordWrapDescription: "长 SQL 在编辑器宽度内自动折行显示",
     preview: "实时预览",
+    jdbcPlugin: "DBX JDBC 插件",
+    jdbcPluginInstall: "安装 JDBC 插件",
+    jdbcPluginInstallSuccess: "JDBC 插件已安装",
+    jdbcPluginUninstall: "卸载",
+    jdbcPluginUninstallSuccess: "JDBC 插件已卸载",
+    jdbcPluginInstalled: "已安装：v{version}",
+    jdbcPluginIncompatible: "协议不兼容",
+    jdbcPluginNotInstalled: "未安装",
+    jdbcDrivers: "JDBC 驱动 JAR",
+    jdbcImport: "导入 JAR",
+    jdbcImportPath: "导入路径",
+    jdbcDriverPathPlaceholder: "/path/to/driver.jar",
+    jdbcImportSuccess: "已导入 {count} 个驱动文件",
+    jdbcDeleteSuccess: "驱动已删除",
+    jdbcNoDrivers: "还没有导入 JDBC 驱动。",
     aboutDescription: "开源、轻量的数据库管理工具。",
     community: "社区",
     qqGroup: "QQ 群",

src/lib/api.ts

@@ -36,6 +36,13 @@ export const connectDb = forward("connectDb");
 export const disconnectDb = forward("disconnectDb");
 export const saveConnections = forward("saveConnections");
 export const loadConnections = forward("loadConnections");
+export const listPlugins = forward("listPlugins");
+export const listJdbcDrivers = forward("listJdbcDrivers");
+export const importJdbcDrivers = forward("importJdbcDrivers");
+export const deleteJdbcDriver = forward("deleteJdbcDriver");
+export const jdbcPluginStatus = forward("jdbcPluginStatus");
+export const installJdbcPlugin = forward("installJdbcPlugin");
+export const uninstallJdbcPlugin = forward("uninstallJdbcPlugin");
 export const loadSavedSqlLibrary = forward("loadSavedSqlLibrary");
 export const saveSavedSqlFolder = forward("saveSavedSqlFolder");
 export const deleteSavedSqlFolder = forward("deleteSavedSqlFolder");

src/lib/databaseCapabilities.ts

@@ -7,6 +7,7 @@ export const SCHEMA_AWARE_TYPES = new Set<DatabaseType>([
   "redshift",
   "dameng",
   "gaussdb",
+  "jdbc",
 ]);
 
 export const SQL_FILE_UNSUPPORTED_TYPES = new Set<DatabaseType>(["redis", "mongodb", "elasticsearch"]);
@@ -78,7 +79,7 @@ export const FIELD_LINEAGE_SUPPORTED_TYPES = new Set<DatabaseType>([
 
 export const FETCH_FIRST_TYPES = new Set<DatabaseType>(["oracle", "dameng"]);
 
-export const TREE_SCHEMA_TYPES = new Set<DatabaseType>(["postgres", "redshift", "sqlserver", "gaussdb"]);
+export const TREE_SCHEMA_TYPES = new Set<DatabaseType>(["postgres", "redshift", "sqlserver", "gaussdb", "jdbc"]);
 
 export const PG_LIKE_STRUCTURE_TYPES = new Set<DatabaseType>(["postgres", "redshift", "gaussdb"]);
 

src/lib/http.ts

@@ -7,6 +7,9 @@ import type {
   ForeignKeyInfo,
   TriggerInfo,
   QueryResult,
+  InstalledPlugin,
+  JdbcDriverInfo,
+  JdbcPluginStatus,
   SidebarLayout,
   SavedSqlFile,
   SavedSqlFolder,
@@ -91,6 +94,34 @@ export async function loadConnections(): Promise<ConnectionConfig[]> {
   return get("/api/connection/list");
 }
 
+export async function listPlugins(): Promise<InstalledPlugin[]> {
+  return get("/api/plugins");
+}
+
+export async function listJdbcDrivers(): Promise<JdbcDriverInfo[]> {
+  return [];
+}
+
+export async function importJdbcDrivers(_paths: string[]): Promise<JdbcDriverInfo[]> {
+  return [];
+}
+
+export async function deleteJdbcDriver(_path: string): Promise<JdbcDriverInfo[]> {
+  return [];
+}
+
+export async function jdbcPluginStatus(): Promise<JdbcPluginStatus> {
+  return { installed: false, version: null, protocol_version: null, compatible: true, path: "" };
+}
+
+export async function installJdbcPlugin(): Promise<JdbcPluginStatus> {
+  return { installed: false, version: null, protocol_version: null, compatible: true, path: "" };
+}
+
+export async function uninstallJdbcPlugin(): Promise<JdbcPluginStatus> {
+  return { installed: false, version: null, protocol_version: null, compatible: true, path: "" };
+}
+
 export async function loadSavedSqlLibrary(): Promise<SavedSqlLibrary> {
   return get("/api/saved-sql");
 }

src/lib/tauri.ts

@@ -9,6 +9,9 @@ import type {
   ForeignKeyInfo,
   TriggerInfo,
   QueryResult,
+  InstalledPlugin,
+  JdbcDriverInfo,
+  JdbcPluginStatus,
   SavedSqlFile,
   SavedSqlFolder,
   SavedSqlLibrary,
@@ -244,6 +247,34 @@ export async function loadConnections(): Promise<ConnectionConfig[]> {
   return invoke("load_connections");
 }
 
+export async function listPlugins(): Promise<InstalledPlugin[]> {
+  return invoke("list_plugins");
+}
+
+export async function listJdbcDrivers(): Promise<JdbcDriverInfo[]> {
+  return invoke("list_jdbc_drivers");
+}
+
+export async function importJdbcDrivers(paths: string[]): Promise<JdbcDriverInfo[]> {
+  return invoke("import_jdbc_drivers", { paths });
+}
+
+export async function deleteJdbcDriver(path: string): Promise<JdbcDriverInfo[]> {
+  return invoke("delete_jdbc_driver", { path });
+}
+
+export async function jdbcPluginStatus(): Promise<JdbcPluginStatus> {
+  return invoke("jdbc_plugin_status");
+}
+
+export async function installJdbcPlugin(): Promise<JdbcPluginStatus> {
+  return invoke("install_jdbc_plugin");
+}
+
+export async function uninstallJdbcPlugin(): Promise<JdbcPluginStatus> {
+  return invoke("uninstall_jdbc_plugin");
+}
+
 export async function loadSavedSqlLibrary(): Promise<SavedSqlLibrary> {
   return invoke("load_saved_sql_library");
 }

src/types/database.ts

@@ -13,7 +13,8 @@ export type DatabaseType =
   | "starrocks"
   | "redshift"
   | "dameng"
-  | "gaussdb";
+  | "gaussdb"
+  | "jdbc";
 
 export interface ConnectionConfig {
   id: string;
@@ -40,6 +41,44 @@ export interface ConnectionConfig {
   ssl?: boolean;
   sysdba?: boolean;
   connection_string?: string;
+  jdbc_driver_class?: string;
+  jdbc_driver_paths?: string[];
+}
+
+export interface PluginDriverManifest {
+  id: string;
+  label: string;
+  kind: string;
+  database_type?: string;
+}
+
+export interface PluginManifest {
+  id: string;
+  name: string;
+  version?: string;
+  protocol_version?: number;
+  description?: string;
+  executable?: string;
+  drivers: PluginDriverManifest[];
+}
+
+export interface InstalledPlugin {
+  manifest: PluginManifest;
+  path: string;
+}
+
+export interface JdbcDriverInfo {
+  name: string;
+  path: string;
+  size: number;
+}
+
+export interface JdbcPluginStatus {
+  installed: boolean;
+  version?: string | null;
+  protocol_version?: number | null;
+  compatible: boolean;
+  path: string;
 }
 
 export interface DatabaseInfo {