fix(export): keep MySQL database export snapshots alive

apps/desktop/src/components/export/ExportProgressPopover.vue

@@ -68,7 +68,10 @@ const progressValue = (task: ExportTask) => {
 };
 
 const taskTitle = (task: ExportTask) => {
-  if (task.kind === "database-export") return t("exportProgress.databaseExportTitle", { name: task.tableName });
+  if (task.kind === "database-export") {
+    const key = task.databaseExportSource === "scheduled" ? "exportProgress.databaseBackupTitle" : "exportProgress.databaseExportTitle";
+    return t(key, { name: task.tableName });
+  }
   if (task.kind === "sql-file") return t("exportProgress.sqlFileTitle", { name: task.tableName });
   if (task.kind === "data-transfer") return t("exportProgress.dataTransferTitle", { name: task.tableName });
   return `${task.tableName}.${task.format}`;
@@ -113,6 +116,18 @@ const elapsedText = (task: ExportTask) => {
   return t("exportProgress.elapsed", { duration: formatDataTransferDuration(finishedAt - task.startedAt) });
 };
 
+const databaseObjectText = (task: ExportTask) => {
+  if (task.kind !== "database-export" || !isActive(task.status) || !task.currentObject) return "";
+  if (task.preparing || !task.totalObjects) {
+    return t("databaseExport.preparingObject", { object: task.currentObject });
+  }
+  return t("databaseExport.currentTable", {
+    table: task.currentObject,
+    current: (task.objectIndex ?? 0).toLocaleString(),
+    total: task.totalObjects.toLocaleString(),
+  });
+};
+
 const statusIcon = (task: ExportTask) => {
   if (isActive(task.status)) {
     if (task.kind === "database-export") return DatabaseBackup;
@@ -172,7 +187,7 @@ function failureDetailCount(task: ExportTask) {
     <PopoverTrigger as-child>
       <Button variant="ghost" size="icon" class="relative h-8 w-8" :title="triggerTitle" :class="{ 'bg-destructive/10 text-destructive hover:bg-destructive/15': failedCount > 0, 'bg-accent text-primary': failedCount === 0 && hasActive }">
         <FileDown class="h-4 w-4" />
-        <span v-if="failedCount > 0" class="absolute -right-0.5 -top-0.5 flex h-4 min-w-4 items-center justify-center rounded-full bg-destructive px-1 text-[10px] font-bold leading-none text-destructive-foreground"> ! </span>
+        <span v-if="failedCount > 0" class="absolute right-0.5 top-0.5 h-2.5 w-2.5 rounded-full bg-destructive ring-2 ring-background" />
         <span v-else-if="hasActive" class="absolute -right-0.5 -top-0.5 flex h-4 min-w-4 items-center justify-center rounded-full bg-primary px-1 text-[10px] font-medium leading-none text-primary-foreground">
           {{ activeCount > 9 ? "9+" : activeCount }}
         </span>
@@ -207,6 +222,10 @@ function failureDetailCount(task: ExportTask) {
               <div class="h-full bg-green-500 rounded-full" style="width: 100%" />
             </div>
 
+            <div v-if="databaseObjectText(task)" class="min-w-0 truncate text-muted-foreground" :title="task.currentObject">
+              {{ databaseObjectText(task) }}
+            </div>
+
             <div class="min-w-0 text-muted-foreground">
               <span class="break-words tabular-nums">{{ rowsText(task) }}</span>
               <span v-if="task.kind !== 'data-transfer' && task.startedAt !== undefined" class="ml-1 tabular-nums">{{ elapsedText(task) }}</span>

apps/desktop/src/components/export/__tests__/ExportProgressPopover.spec.ts

@@ -67,6 +67,96 @@ async function mountPopover() {
 }
 
 describe("ExportProgressPopover task duration", () => {
+  it("distinguishes manual exports from scheduled backups and uses a compact failure dot", async () => {
+    const tracker = useExportTracker();
+    tracker.addDatabaseExportTask("manual-export", "app", "/tmp/app.sql");
+    tracker.addDatabaseExportTask("scheduled-backup", "Nightly", "/tmp/backups", "scheduled");
+    tracker.updateDatabaseExportTask("manual-export", {
+      exportId: "manual-export",
+      currentObject: "",
+      objectIndex: 0,
+      totalObjects: 0,
+      rowsExported: 0,
+      totalRows: null,
+      status: "Error",
+      error: "export failed",
+    });
+
+    await mountPopover();
+
+    expect(document.body.textContent).toContain("Database export: app");
+    expect(document.body.textContent).toContain("Database backup: Nightly");
+    const failureDot = document.body.querySelector<HTMLSpanElement>("button > span");
+    expect(failureDot?.classList.contains("h-2.5")).toBe(true);
+    expect(failureDot?.classList.contains("w-2.5")).toBe(true);
+    expect(failureDot?.classList.contains("right-0.5")).toBe(true);
+    expect(failureDot?.classList.contains("top-0.5")).toBe(true);
+    expect(failureDot?.textContent?.trim()).toBe("");
+  });
+
+  it("shows the current database export object without replacing the task title", async () => {
+    const tracker = useExportTracker();
+    const task = tracker.addDatabaseExportTask("database-export", "demo_2000_tables", "/tmp/demo.sql");
+    tracker.updateDatabaseExportTask(task.exportId, {
+      exportId: task.exportId,
+      currentObject: "t_0123_with_a_long_descriptive_name",
+      objectIndex: 123,
+      totalObjects: 2000,
+      rowsExported: 456,
+      totalRows: null,
+      status: "Running",
+      error: null,
+      preparing: false,
+    });
+
+    await mountPopover();
+
+    expect(document.body.textContent).toContain("Database export: demo_2000_tables");
+    expect(document.body.textContent).toContain("Current: t_0123_with_a_long_descriptive_name (123/2,000)");
+    expect(document.body.querySelector('[title="t_0123_with_a_long_descriptive_name"]')).not.toBeNull();
+  });
+
+  it("shows the current object while database export metadata is being prepared", async () => {
+    const tracker = useExportTracker();
+    const task = tracker.addDatabaseExportTask("preparing-export", "demo", "/tmp/demo.sql");
+    tracker.updateDatabaseExportTask(task.exportId, {
+      exportId: task.exportId,
+      currentObject: "t_0001",
+      objectIndex: 0,
+      totalObjects: 0,
+      rowsExported: 0,
+      totalRows: null,
+      status: "Running",
+      error: null,
+      preparing: true,
+    });
+
+    await mountPopover();
+
+    expect(document.body.textContent).toContain("Preparing: t_0001");
+  });
+
+  it.each(["Done", "Error", "Cancelled"] as const)("hides stale database object text after the task reaches %s", async (status) => {
+    const tracker = useExportTracker();
+    const task = tracker.addDatabaseExportTask(`terminal-${status}`, "Nightly", "/tmp/backups", "scheduled");
+    tracker.updateDatabaseExportTask(task.exportId, {
+      exportId: task.exportId,
+      currentObject: "Nightly",
+      objectIndex: 2,
+      totalObjects: status === "Error" ? 0 : 2,
+      rowsExported: 0,
+      totalRows: null,
+      status,
+      error: status === "Error" ? "backup failed" : null,
+      preparing: status === "Error",
+    });
+
+    await mountPopover();
+
+    expect(document.body.textContent).not.toContain("Preparing: Nightly");
+    expect(document.body.textContent).not.toContain("Current: Nightly");
+  });
+
   it("shows frozen transfer elapsed time and live duration for table tasks", async () => {
     const tracker = useExportTracker();
     now = 1_000;

apps/desktop/src/composables/useExportTracker.ts

@@ -4,6 +4,7 @@ import { isTerminalTransferProgress } from "@/lib/backend/transferProgress";
 
 export type BackgroundTaskKind = "table-export" | "database-export" | "sql-file" | "data-transfer";
 export type BackgroundTaskStatus = "Running" | "Writing" | "Done" | "Error" | "Cancelled";
+export type DatabaseExportSource = "manual" | "scheduled";
 
 export interface DataTransferFailure {
   table: string;
@@ -21,6 +22,9 @@ export interface ExportTask {
   totalRows: number | null;
   status: BackgroundTaskStatus;
   errorMessage: string | null;
+  databaseExportSource?: DatabaseExportSource;
+  currentObject?: string;
+  preparing?: boolean;
   objectIndex?: number;
   totalObjects?: number;
   overallPercent?: number;
@@ -254,7 +258,7 @@ export function useExportTracker() {
     return task;
   }
 
-  function addDatabaseExportTask(exportId: string, label: string, filePath: string): ExportTask {
+  function addDatabaseExportTask(exportId: string, label: string, filePath: string, databaseExportSource: DatabaseExportSource = "manual"): ExportTask {
     const task = reactive<ExportTask>({
       exportId,
       kind: "database-export",
@@ -265,6 +269,9 @@ export function useExportTracker() {
       totalRows: null,
       status: "Running",
       errorMessage: null,
+      databaseExportSource,
+      currentObject: "",
+      preparing: true,
       objectIndex: 0,
       totalObjects: 0,
       startedAt: Date.now(),
@@ -392,10 +399,8 @@ export function useExportTracker() {
   function updateDatabaseExportTask(exportId: string, progress: api.ExportProgress & { overallPercent?: number }) {
     const task = taskMap.get(exportId);
     if (!task) return;
-    // Keep the database label during metadata prefetch; only follow object names while writing.
-    if (!progress.preparing && progress.currentObject) {
-      task.tableName = progress.currentObject;
-    }
+    task.currentObject = progress.currentObject;
+    task.preparing = !!progress.preparing;
     task.rowsExported = progress.rowsExported;
     task.totalRows = progress.totalRows;
     task.status = normalizeExportStatus(progress.status);

apps/desktop/src/composables/useScheduledDatabaseBackups.ts

@@ -182,7 +182,7 @@ export function useScheduledDatabaseBackups(options: { scheduler?: boolean } = {
     activeScheduleIds.add(schedule.id);
     activeRunIds.add(runId);
     cancellationRequested.delete(runId);
-    addDatabaseExportTask(runId, schedule.name, schedule.destinationDirectory);
+    addDatabaseExportTask(runId, schedule.name, schedule.destinationDirectory, "scheduled");
     registerTaskCancelHandler(runId, () => cancelRun(runId));
 
     let finalStatus: Exclude<DatabaseBackupRunStatus, "running"> = "success";
@@ -219,27 +219,29 @@ export function useScheduledDatabaseBackups(options: { scheduler?: boolean } = {
             finalStatus = "cancelled";
             break;
           }
+          const schemasByDatabase = connection.db_type === "postgres" ? { [database]: await api.listSchemas(schedule.connectionId, database) } : undefined;
+          const databasePlan = buildAllDatabaseExportPlan({
+            databases: [database],
+            schemaAware: connection.db_type === "postgres",
+            schemasByDatabase,
+          });
+          if (databasePlan.length === 0) throw new Error(`Database ${database} did not resolve to any schemas.`);
+          const scopedDatabasePlan: Array<(typeof databasePlan)[number] & { selectedTables?: string[]; excludedTables?: string[] }> = [];
+          for (const item of databasePlan) {
+            if (schedule.tableFilterMode === "all") {
+              scopedDatabasePlan.push(item);
+              continue;
+            }
+            const availableTables = (await api.listTables(schedule.connectionId, item.database, item.schema)).map((table) => table.name);
+            const scope = resolveScheduledDatabaseBackupTableScope(schedule.tableFilterMode, schedule.tablePatterns, availableTables, item.database, item.schema, tableNamesCaseSensitive);
+            includedTableCount += scope.includedTables.length;
+            if (scope.includedTables.length === 0) continue;
+            scopedDatabasePlan.push({ ...item, selectedTables: scope.selectedTables, excludedTables: scope.excludedTables });
+          }
+
           const snapshot = await api.beginDatabaseBackupSnapshot(schedule.connectionId, database);
           let snapshotCompleted = false;
           try {
-            const databasePlan = buildAllDatabaseExportPlan({
-              databases: [database],
-              schemaAware: connection.db_type === "postgres",
-              schemasByDatabase: { [database]: snapshot.schemas },
-            });
-            if (databasePlan.length === 0) throw new Error(`Database ${database} did not resolve to any schemas.`);
-            const scopedDatabasePlan: Array<(typeof databasePlan)[number] & { selectedTables?: string[]; excludedTables?: string[] }> = [];
-            for (const item of databasePlan) {
-              if (schedule.tableFilterMode === "all") {
-                scopedDatabasePlan.push(item);
-                continue;
-              }
-              const availableTables = (await api.listTables(schedule.connectionId, item.database, item.schema)).map((table) => table.name);
-              const scope = resolveScheduledDatabaseBackupTableScope(schedule.tableFilterMode, schedule.tablePatterns, availableTables, item.database, item.schema, tableNamesCaseSensitive);
-              includedTableCount += scope.includedTables.length;
-              if (scope.includedTables.length === 0) continue;
-              scopedDatabasePlan.push({ ...item, selectedTables: scope.selectedTables, excludedTables: scope.excludedTables });
-            }
             for (const [planIndex, item] of scopedDatabasePlan.entries()) {
               if (cancellationRequested.has(runId)) {
                 finalStatus = "cancelled";

apps/desktop/src/i18n/locales/en.ts

@@ -1603,7 +1603,8 @@ export default {
     showMore: "Show {count} more",
     showLess: "Show less",
     delete: "Remove",
-    databaseExportTitle: "Database backup: {name}",
+    databaseExportTitle: "Database export: {name}",
+    databaseBackupTitle: "Database backup: {name}",
     sqlFileTitle: "SQL file: {name}",
     dataTransferTitle: "Data transfer: {name}",
     objectsCount: "{current} / {total} objects",

apps/desktop/src/i18n/locales/es.ts

@@ -1544,7 +1544,8 @@ export default withEnglishFallback({
     showMore: "Mostrar {count} más",
     showLess: "Mostrar menos",
     failedTooltip: "{count} tarea en segundo plano fallida | {count} tareas en segundo plano fallidas",
-    databaseExportTitle: "Copia de seguridad: {name}",
+    databaseExportTitle: "Exportación de base de datos: {name}",
+    databaseBackupTitle: "Copia de seguridad: {name}",
     sqlFileTitle: "Archivo SQL: {name}",
     dataTransferTitle: "Transferencia de datos: {name}",
     objectsCount: "{current} / {total} objetos",

apps/desktop/src/i18n/locales/it.ts

@@ -1543,7 +1543,8 @@ export default withEnglishFallback({
     showMore: "Mostra altri {count}",
     showLess: "Mostra meno",
     delete: "Rimuovi",
-    databaseExportTitle: "Backup database: {name}",
+    databaseExportTitle: "Esportazione database: {name}",
+    databaseBackupTitle: "Backup database: {name}",
     sqlFileTitle: "File SQL: {name}",
     dataTransferTitle: "Trasferimento dati: {name}",
     objectsCount: "{current} / {total} oggetti",

apps/desktop/src/i18n/locales/ja.ts

@@ -1570,7 +1570,8 @@ export default withEnglishFallback({
     showLess: "少なく表示",
     delete: "削除",
     failedTooltip: "{count}件のバックグラウンドタスクが失敗しました",
-    databaseExportTitle: "データベースバックアップ: {name}",
+    databaseExportTitle: "データベースエクスポート: {name}",
+    databaseBackupTitle: "データベースバックアップ: {name}",
     sqlFileTitle: "SQLファイル: {name}",
     dataTransferTitle: "データ転送: {name}",
     objectsCount: "{current} / {total} オブジェクト",

apps/desktop/src/i18n/locales/ko.ts

@@ -1498,7 +1498,8 @@ export default withEnglishFallback({
     showMore: "{count}개 더 보기",
     showLess: "줄여서 보기",
     delete: "제거",
-    databaseExportTitle: "데이터베이스 백업: {name}",
+    databaseExportTitle: "데이터베이스 내보내기: {name}",
+    databaseBackupTitle: "데이터베이스 백업: {name}",
     sqlFileTitle: "SQL 파일: {name}",
     dataTransferTitle: "데이터 이전: {name}",
     objectsCount: "{current} / {total} 객체",

apps/desktop/src/i18n/locales/pt-BR.ts

@@ -1545,7 +1545,8 @@ export default withEnglishFallback({
     showMore: "Mostrar mais {count}",
     showLess: "Mostrar menos",
     delete: "Remover",
-    databaseExportTitle: "Backup de banco de dados: {name}",
+    databaseExportTitle: "Exportação de banco de dados: {name}",
+    databaseBackupTitle: "Backup de banco de dados: {name}",
     sqlFileTitle: "Arquivo SQL: {name}",
     dataTransferTitle: "Transferência de dados: {name}",
     objectsCount: "{current} / {total} objetos",

apps/desktop/src/i18n/locales/zh-CN.ts

@@ -1604,7 +1604,8 @@ export default withEnglishFallback({
     showMore: "展开其余 {count} 个",
     showLess: "收起",
     delete: "删除",
-    databaseExportTitle: "数据库备份：{name}",
+    databaseExportTitle: "数据库导出：{name}",
+    databaseBackupTitle: "数据库备份：{name}",
     sqlFileTitle: "SQL 文件：{name}",
     dataTransferTitle: "数据传输：{name}",
     objectsCount: "{current} / {total} 个对象",

apps/desktop/src/i18n/locales/zh-TW.ts

@@ -1544,7 +1544,8 @@ export default withEnglishFallback({
     showMore: "顯示 {count} 個更多",
     showLess: "顯示較少",
     delete: "移除",
-    databaseExportTitle: "資料庫備份：{name}",
+    databaseExportTitle: "資料庫匯出：{name}",
+    databaseBackupTitle: "資料庫備份：{name}",
     sqlFileTitle: "SQL 檔案：{name}",
     dataTransferTitle: "資料傳輸：{name}",
     objectsCount: "{current} / {total} 個物件",