fix(postgres): keep index operator classes in read and generation

Closes #7166

apps/desktop/src/components/diagram/DiagramSyncDialog.vue

@@ -41,6 +41,11 @@ const structureCapabilities = computed(() => getTableStructureCapabilities(props
 const validationErrors = ref<string[]>([]);
 const sqlText = ref("");
 const warnings = ref<string[]>([]);
+// 仅 GIN 缺 opclass 警告阻断同步；其余降级类警告（如 “… not supported … ignored”）保持可继续。
+// Match the warning's stable semantic core ("has no operator class specified")
+// rather than its prefix, so rewording the leading "GIN index …" doesn't
+// silently disable the gate.
+const hasBlockingWarning = computed(() => warnings.value.some((w) => w.includes("has no operator class specified")));
 const building = ref(false);
 const executing = ref(false);
 const execError = ref("");
@@ -122,7 +127,7 @@ async function copySql() {
 }
 
 async function execute() {
-  if (!sqlText.value || validationErrors.value.length) return;
+  if (!sqlText.value || validationErrors.value.length || hasBlockingWarning.value) return;
   executing.value = true;
   execError.value = "";
   try {
@@ -190,7 +195,7 @@ function syncTableLabel(table: DiagramTable): string {
       <DialogFooter class="gap-2 sm:gap-2">
         <Button type="button" variant="outline" size="sm" :disabled="!sqlText" @click="copySql">{{ t("diagram.copySql") }}</Button>
         <Button type="button" variant="ghost" size="sm" @click="openModel = false">{{ t("common.cancel") }}</Button>
-        <Button type="button" size="sm" :disabled="!sqlText || !!validationErrors.length || executing || building" @click="execute">
+        <Button type="button" size="sm" :disabled="!sqlText || !!validationErrors.length || hasBlockingWarning || executing || building" @click="execute">
           {{ executing ? t("diagram.syncing") : t("diagram.executeSync") }}
         </Button>
       </DialogFooter>

apps/desktop/src/components/structure/TableStructureEditor.vue

@@ -3173,6 +3173,7 @@ function addIndex() {
     includedColumns: [],
     comment: "",
     concurrently: false,
+    columnOpclasses: [],
     markedForDrop: false,
   });
   void nextTick(() => {

apps/desktop/src/lib/diagram/draft-table.ts

@@ -40,6 +40,7 @@ export function createDraftIndex(tableName: string, columns: string[], existingI
     includedColumns: [],
     comment: "",
     concurrently: false,
+    columnOpclasses: [],
     markedForDrop: false,
   };
 }

apps/desktop/src/lib/table/tableStructureEditorSql.ts

@@ -46,6 +46,8 @@ export interface EditableStructureIndex {
   comment: string;
   /** Build the index with PostgreSQL `CREATE INDEX CONCURRENTLY` (PostgreSQL only, default off). */
   concurrently?: boolean;
+  /** Parallel to `columns`: operator class for each key column (PostgreSQL). `null` means default. */
+  columnOpclasses?: (string | null)[];
   original?: IndexInfo;
   markedForDrop: boolean;
 }

apps/desktop/src/lib/table/tableStructureEditorState.ts

@@ -1029,6 +1029,7 @@ export function createIndexDrafts(indexes: IndexInfo[]): EditableStructureIndex[
     indexType: normalizeStructureIndexType(index.index_type),
     includedColumns: index.included_columns ? [...index.included_columns] : [],
     comment: index.comment ?? "",
+    columnOpclasses: index.column_opclasses ? [...index.column_opclasses] : [],
     original: index,
     markedForDrop: false,
   }));

apps/desktop/src/types/database.ts

@@ -552,6 +552,8 @@ export interface IndexInfo {
   comment?: string | null;
   /** Parallel to `columns`: true at index i means columns[i] is a raw expression, not a plain column name. */
   key_is_expression?: boolean[] | null;
+  /** Parallel to `columns`: operator class name for each key column (PostgreSQL), if non-default. */
+  column_opclasses?: (string | null)[] | null;
 }
 
 export interface ReferenceKeyInfo {