🐛 fix(query-editor): 修复 Oracle 查询结果编辑提交失败

- 规范化 Oracle/Dameng 未加引号表名大小写
- 按元数据列名映射查询结果可写字段
- 补充查询结果编辑提交回归测试
Refs #464

frontend/src/components/QueryEditor.external-sql-save.test.tsx

@@ -334,6 +334,47 @@ describe('QueryEditor external SQL save', () => {
     expect(messageApi.warning).not.toHaveBeenCalled();
   });
 
+  it('normalizes unquoted lowercase Oracle identifiers before committing query result edits', async () => {
+    storeState.connections[0].config.type = 'oracle';
+    storeState.connections[0].config.database = 'ORCLPDB1';
+    backendApp.DBQueryMulti.mockResolvedValueOnce({
+      success: true,
+      data: [{ columns: ['NAME', '__gonavi_locator_1_ID'], rows: [{ NAME: 'old-name', __gonavi_locator_1_ID: 7 }] }],
+    });
+    backendApp.DBGetColumns.mockResolvedValueOnce({
+      success: true,
+      data: [{ name: 'ID', key: 'PRI' }, { name: 'NAME', key: '' }],
+    });
+
+    let renderer: ReactTestRenderer;
+    await act(async () => {
+      renderer = create(<QueryEditor tab={createTab({ dbName: 'anonymous', query: 'select name from mycimled.edc_log' })} />);
+    });
+
+    await act(async () => {
+      await findButton(renderer!, '运行').props.onClick();
+    });
+    await act(async () => {
+      await Promise.resolve();
+      await Promise.resolve();
+    });
+
+    expect(backendApp.DBGetColumns).toHaveBeenCalledWith(expect.anything(), 'MYCIMLED', 'EDC_LOG');
+    expect(dataGridState.latestProps?.tableName).toBe('MYCIMLED.EDC_LOG');
+    expect(dataGridState.latestProps?.editLocator).toMatchObject({
+      strategy: 'primary-key',
+      columns: ['ID'],
+      valueColumns: ['__gonavi_locator_1_ID'],
+      hiddenColumns: ['__gonavi_locator_1_ID'],
+      writableColumns: {
+        name: 'NAME',
+      },
+      readOnly: false,
+    });
+    expect(dataGridState.latestProps?.readOnly).toBe(false);
+    expect(messageApi.warning).not.toHaveBeenCalled();
+  });
+
   it('uses a unique index locator for query results without primary keys', async () => {
     storeState.connections[0].config.type = 'oracle';
     storeState.connections[0].config.database = 'ORCLPDB1';
@@ -579,7 +620,8 @@ describe('QueryEditor external SQL save', () => {
         await Promise.resolve();
       });
 
-      expect(dataGridState.latestProps?.tableName).toBe(forceReadOnlyQueryResult ? undefined : 'users');
+      const expectedTableName = dbType === 'oracle' || dbType === 'dameng' ? 'USERS' : 'users';
+      expect(dataGridState.latestProps?.tableName).toBe(forceReadOnlyQueryResult ? undefined : expectedTableName);
       expect(dataGridState.latestProps?.editLocator).toBeUndefined();
       expect(dataGridState.latestProps?.readOnly).toBe(true);
       expect(backendApp.DBGetColumns).not.toHaveBeenCalled();

frontend/src/components/QueryEditor.tsx

@@ -448,6 +448,13 @@ const findWritableResultColumnForSource = (writableColumns: Record<string, strin
     ))?.[0];
 };
 
+const resolveMetadataColumnName = (tableColumnNames: string[], sourceColumn: string): string => {
+    const normalizedSource = String(sourceColumn || '').trim();
+    if (!normalizedSource) return '';
+    return tableColumnNames.find((column) => String(column || '').trim().toLowerCase() === normalizedSource.toLowerCase())
+        || normalizedSource;
+};
+
 const buildQueryLocatorAlias = (column: string, index: number): string => {
     const normalized = String(column || '').trim().replace(/[^A-Za-z0-9_]/g, '_').slice(0, 48) || 'column';
     return `${QUERY_LOCATOR_ALIAS_PREFIX}${index}_${normalized}`;
@@ -520,7 +527,8 @@ const resolveQueryLocatorPlan = async ({
             ? Object.fromEntries(tableColumnNames.map((column) => [column, column]))
             : {};
         Object.entries(selectInfo.writableColumns).forEach(([resultColumn, sourceColumn]) => {
-            writableColumns[resultColumn] = sourceColumn;
+            const metadataColumn = resolveMetadataColumnName(tableColumnNames, sourceColumn);
+            if (metadataColumn) writableColumns[resultColumn] = metadataColumn;
         });
         const appendExpressions: string[] = [];
         const hiddenColumns: string[] = [];