feat(editor): add table ddl hover preview switch

apps/desktop/src/lib/__tests__/editor/queryEditorHoverDdlCopy.spec.ts

@@ -4,6 +4,11 @@ import { describe, expect, it } from "vitest";
 const queryEditorSource = readFileSync(new URL("../../../components/editor/QueryEditor.vue", import.meta.url), "utf8");
 
 describe("QueryEditor hover DDL copy", () => {
+  it("gates only the table DDL branch on the preference, keeping column hover", () => {
+    expect(queryEditorSource).not.toContain("if (!settingsStore.editorSettings.showTableDdlHoverPreview) return null;");
+    expect(queryEditorSource).toContain("if (table && settingsStore.editorSettings.showTableDdlHoverPreview && !semanticQualifierIsRowSource");
+  });
+
   it("adds an accessible copy button that preserves SQL whitespace semantics", () => {
     expect(queryEditorSource).toContain('copyButton.textContent = t("grid.copyDdl");');
     expect(queryEditorSource).toContain('copyButton.setAttribute("aria-label", t("grid.copyDdl"));');

apps/desktop/src/lib/settings/__tests__/settingsSearch.spec.ts

@@ -241,6 +241,7 @@ describe("settings search", () => {
       { titleKey: "settings.prefillNewQueryWithSelect", category: "navigation", targetId: "navigation" },
       { titleKey: "settings.generateSqlIncludeDatabaseName", category: "editor", targetId: "editor" },
       { titleKey: "settings.formatSqlOnSqlFileSave", category: "editor", targetId: "editor" },
+      { titleKey: "settings.showTableDdlHoverPreview", category: "editor", targetId: "editor" },
       { titleKey: "settings.sqlFormatterKeywordCase", category: "formatter", targetId: "formatter" },
       { titleKey: "settings.sqlFormatterFunctionCase", category: "formatter", targetId: "formatter" },
       { titleKey: "settings.sqlFormatterDataTypeCase", category: "formatter", targetId: "formatter" },

apps/desktop/src/lib/settings/editorSettingsDraft.ts

@@ -73,6 +73,7 @@ export const EDITOR_SETTINGS_DRAFT_KEYS = [
   "prefillNewQueryWithSelect",
   "generateSqlIncludeDatabaseName",
   "formatSqlOnSqlFileSave",
+  "showTableDdlHoverPreview",
   "updateNotificationsEnabled",
   "sidebarObjectInfoMode",
   "sidebarAllowHorizontalScroll",

apps/desktop/src/lib/settings/settingsSearch.ts

@@ -124,6 +124,7 @@ export const SETTINGS_SEARCH_DEFINITIONS: readonly SettingsSearchDefinition[] =
   { id: "editor-prefill-query", category: "navigation", titleKey: "settings.prefillNewQueryWithSelect", descriptionKey: "settings.prefillNewQueryWithSelectDescription", targetId: "navigation" },
   { id: "editor-generate-sql-include-database", category: "editor", titleKey: "settings.generateSqlIncludeDatabaseName", descriptionKey: "settings.generateSqlIncludeDatabaseNameDescription", targetId: "editor" },
   { id: "editor-format-sql-on-sql-file-save", category: "editor", titleKey: "settings.formatSqlOnSqlFileSave", descriptionKey: "settings.formatSqlOnSqlFileSaveDescription", targetId: "editor" },
+  { id: "editor-table-ddl-hover-preview", category: "editor", titleKey: "settings.showTableDdlHoverPreview", descriptionKey: "settings.showTableDdlHoverPreviewDescription", targetId: "editor" },
   { id: "editor-diagnostics", category: "editor", titleKey: "settings.sqlSemanticDiagnosticsEnabled", descriptionKey: "settings.sqlSemanticDiagnosticsEnabledDescription", targetId: "editor" },
   { id: "editor-sql-variables", category: "editor", titleKey: "settings.sqlVariableSyntax", descriptionKey: "settings.sqlVariableSyntaxDescription", targetId: "editor" },
   { id: "editor-saved-sql-target", category: "editor", titleKey: "settings.savedSqlOpenTarget", targetId: "editor" },