modified: backend/src/controllers/databaseManagementController.ts

modified:   backend/src/controllers/schemaController.ts
	modified:   frontend/src/pages/DatabaseSchema.tsx

frontend/src/pages/DatabaseSchema.tsx

@@ -14,7 +14,7 @@ import {
 } from '@xyflow/react';
 import '@xyflow/react/dist/style.css';
 import Dagre from '@dagrejs/dagre';
-import { Database as DatabaseIcon, RefreshCw, Loader2, Key, Link } from 'lucide-react';
+import { Database as DatabaseIcon, Loader2, Key, Link, RefreshCw } from 'lucide-react';
 import { databasesApi, schemaApi, TableInfo, SchemaData } from '@/services/api';
 import { Database } from '@/types';
 
@@ -40,7 +40,7 @@ function TableNode({ data }: { data: TableInfo & Record<string, unknown> }) {
         {data.columns.map((col) => (
           <div
             key={col.name}
-            className="px-3 py-1.5 text-xs flex items-center gap-2 hover:bg-gray-50 cursor-default group relative"
+            className="px-3 py-1.5 text-xs flex items-center gap-2 hover:bg-gray-50 cursor-default"
             title={col.comment || undefined}
           >
             <div className="flex items-center gap-1 flex-shrink-0">
@@ -54,15 +54,6 @@ function TableNode({ data }: { data: TableInfo & Record<string, unknown> }) {
             </span>
             <span className="text-gray-400 truncate flex-1 text-right">{col.type}</span>
             {!col.nullable && <span className="text-red-400 text-[10px] flex-shrink-0">NN</span>}
-
-            {/* Tooltip for column comment */}
-            {col.comment && (
-              <div className="absolute left-full ml-2 top-0 z-50 hidden group-hover:block">
-                <div className="bg-gray-900 text-white text-xs rounded px-2 py-1 max-w-64 whitespace-normal shadow-lg">
-                  {col.comment}
-                </div>
-              </div>
-            )}
           </div>
         ))}
         {data.columns.length === 0 && (