From 5d3afeadf27152eabecce289a9343f0d09289e99 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=9Cmit=20Tun=C3=A7?= <umitreva@gmail.com>
Date: Fri, 24 Apr 2026 13:14:34 +0300
Subject: [PATCH] feat: implement MySQL driver for database management, schema
 discovery, and CRUD operations

---
 .../Http/Controllers/Api/SchemaController.php |  61 +++
 backend/app/Services/Database/MySqlDriver.php |  12 +
 backend/app/Services/DatabaseService.php      |  10 +
 backend/routes/api.php                        |   3 +
 frontend/src/components/MainContent.tsx       | 509 +++++++++++-------
 frontend/src/services/api.ts                  |   5 +-
 6 files changed, 392 insertions(+), 208 deletions(-)

diff --git a/backend/app/Http/Controllers/Api/SchemaController.php b/backend/app/Http/Controllers/Api/SchemaController.php
index 65dc5cd..f477cd3 100644
--- a/backend/app/Http/Controllers/Api/SchemaController.php
+++ b/backend/app/Http/Controllers/Api/SchemaController.php
@@ -177,6 +177,67 @@ class SchemaController extends Controller
         }
     }
 
+    public function drop(Request $request, $table)
+    {
+        try {
+            $this->initializeDriver($request);
+            $this->databaseService->dropTable($table);
+            return Response::json(['message' => "Table '{$table}' dropped successfully"]);
+        } catch (\Exception $e) {
+            return Response::json(['error' => $e->getMessage()], 400);
+        }
+    }
+
+    public function optimize(Request $request, $table)
+    {
+        try {
+            $this->initializeDriver($request);
+            $this->databaseService->optimizeTable($table);
+            return Response::json(['message' => "Table '{$table}' optimized successfully"]);
+        } catch (\Exception $e) {
+            return Response::json(['error' => $e->getMessage()], 400);
+        }
+    }
+
+    public function bulkAction(Request $request)
+    {
+        $request->validate([
+            'tables' => 'required|array',
+            'action' => 'required|string|in:truncate,drop,optimize',
+            'database' => 'required|string'
+        ]);
+
+        try {
+            $this->initializeDriver($request);
+            $tables = $request->tables;
+            $action = $request->action;
+            $results = [];
+
+            foreach ($tables as $table) {
+                try {
+                    switch ($action) {
+                        case 'truncate':
+                            $this->databaseService->truncateTable($table);
+                            break;
+                        case 'drop':
+                            $this->databaseService->dropTable($table);
+                            break;
+                        case 'optimize':
+                            $this->databaseService->optimizeTable($table);
+                            break;
+                    }
+                    $results[$table] = 'success';
+                } catch (\Exception $e) {
+                    $results[$table] = 'error: ' . $e->getMessage();
+                }
+            }
+
+            return Response::json(['message' => 'Bulk operation completed', 'results' => $results]);
+        } catch (\Exception $e) {
+            return Response::json(['error' => $e->getMessage()], 400);
+        }
+    }
+
     public function tablesMetadata(Request $request, $database)
     {
         try {
diff --git a/backend/app/Services/Database/MySqlDriver.php b/backend/app/Services/Database/MySqlDriver.php
index a066724..00627b4 100644
--- a/backend/app/Services/Database/MySqlDriver.php
+++ b/backend/app/Services/Database/MySqlDriver.php
@@ -265,6 +265,18 @@ class MySqlDriver implements DatabaseDriverInterface, SchemaDiscoveryInterface
         return true;
     }
 
+    public function dropTable(string $table): bool
+    {
+        DB::connection($this->connectionName)->statement("DROP TABLE `{$table}`");
+        return true;
+    }
+
+    public function optimizeTable(string $table): bool
+    {
+        DB::connection($this->connectionName)->statement("OPTIMIZE TABLE `{$table}`");
+        return true;
+    }
+
     public function getTablesMetadata(string $database): array
     {
         $sql = "
diff --git a/backend/app/Services/DatabaseService.php b/backend/app/Services/DatabaseService.php
index 935fcfb..ae534f1 100644
--- a/backend/app/Services/DatabaseService.php
+++ b/backend/app/Services/DatabaseService.php
@@ -139,6 +139,16 @@ class DatabaseService
         return $this->getDriver()->truncateTable($table);
     }
 
+    public function dropTable(string $table): bool
+    {
+        return $this->getDriver()->dropTable($table);
+    }
+
+    public function optimizeTable(string $table): bool
+    {
+        return $this->getDriver()->optimizeTable($table);
+    }
+
     /**
      * Get metadata for all tables in a database.
      */
diff --git a/backend/routes/api.php b/backend/routes/api.php
index a23df24..d9039e1 100644
--- a/backend/routes/api.php
+++ b/backend/routes/api.php
@@ -15,6 +15,9 @@ Route::prefix('schema')->group(function () {
     Route::get('/metadata/{database}/tables', [SchemaController::class, 'tablesMetadata']);
     Route::get('/metadata/{database}/{table}', [SchemaController::class, 'tableMetadata']);
     Route::post('/truncate/{table}', [SchemaController::class, 'truncate']);
+    Route::post('/drop/{table}', [SchemaController::class, 'drop']);
+    Route::post('/optimize/{table}', [SchemaController::class, 'optimize']);
+    Route::post('/bulk-action', [SchemaController::class, 'bulkAction']);
     Route::get('/{table}', [SchemaController::class, 'schema']);
     Route::get('/{table}/data', [SchemaController::class, 'data']);
     Route::post('/execute', [SchemaController::class, 'execute']);
diff --git a/frontend/src/components/MainContent.tsx b/frontend/src/components/MainContent.tsx
index 8013357..90d16f2 100644
--- a/frontend/src/components/MainContent.tsx
+++ b/frontend/src/components/MainContent.tsx
@@ -12,7 +12,9 @@ import {
   Alert,
   AlertTitle,
   Tabs,
-  Tab
+  Tab,
+  Stack,
+  Checkbox
 } from '@mui/material';
 import { 
   PlayArrow, 
@@ -34,6 +36,302 @@ import { SchemaService } from '../services/api';
 import TransferContent from './TransferContent';
 import ConfirmDialog from './ConfirmDialog';
 
+interface MainNotification {
+  open: boolean;
+  message: string;
+  title: string;
+  severity: 'success' | 'error' | 'info' | 'warning';
+}
+
+const DatabaseTablesGrid = ({ database, setNotification }: { database: string, setNotification: (n: MainNotification) => void }) => {
+  const [tableRows, setTableRows] = useState<any[]>([]);
+  const [loading, setLoading] = useState(true);
+  const [selectionModel, setSelectionModel] = useState<string[]>([]);
+  const { setActiveTable } = useAppStore();
+
+  const fetchTablesMeta = useCallback(async () => {
+    setLoading(true);
+    try {
+      const res = await SchemaService.getTablesMetadata(database);
+      setTableRows(res.data);
+    } catch (e) {
+      console.error(e);
+    } finally {
+      setLoading(false);
+    }
+  }, [database]);
+
+  useEffect(() => {
+    fetchTablesMeta();
+  }, [fetchTablesMeta]);
+
+  const handleBulkAction = async (action: 'truncate' | 'drop' | 'optimize') => {
+    if (selectionModel.length === 0) return;
+    
+    const confirmMsg = `Are you sure you want to ${action} ${selectionModel.length} selected tables? This action is irreversible!`;
+    if (!window.confirm(confirmMsg)) return;
+
+    setLoading(true);
+    try {
+      await SchemaService.bulkAction({
+        tables: selectionModel,
+        action,
+        database
+      });
+      setNotification({
+        open: true,
+        title: 'Bulk Action Success',
+        message: `Successfully performed ${action} on ${selectionModel.length} tables.`,
+        severity: 'success'
+      });
+      fetchTablesMeta();
+      setSelectionModel([]);
+    } catch (error: any) {
+      setNotification({
+        open: true,
+        title: 'Bulk Action Error',
+        message: error.response?.data?.error || error.message,
+        severity: 'error'
+      });
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  const toggleRow = (name: string) => {
+    setSelectionModel(prev => 
+      prev.includes(name) ? prev.filter(n => n !== name) : [...prev, name]
+    );
+  };
+
+  const toggleAll = () => {
+    if (selectionModel.length === tableRows.length) {
+      setSelectionModel([]);
+    } else {
+      setSelectionModel(tableRows.map(r => r.name));
+    }
+  };
+
+  const columns: GridColDef[] = [
+    {
+      field: '__check__',
+      headerName: '',
+      width: 50,
+      sortable: false,
+      filterable: false,
+      renderHeader: () => (
+        <Checkbox 
+          size="small" 
+          indeterminate={selectionModel.length > 0 && selectionModel.length < tableRows.length}
+          checked={tableRows.length > 0 && selectionModel.length === tableRows.length}
+          onChange={toggleAll}
+        />
+      ),
+      renderCell: (params) => (
+        <Checkbox 
+          size="small" 
+          checked={selectionModel.includes(params.row.name)}
+          onChange={(e) => {
+            e.stopPropagation();
+            toggleRow(params.row.name);
+          }}
+        />
+      )
+    },
+    { 
+      field: 'name', 
+      headerName: 'Table Name', 
+      flex: 1, 
+      minWidth: 200,
+      renderCell: (params) => (
+        <Button 
+          size="small" 
+          startIcon={<TableChart fontSize="small" />}
+          onClick={() => setActiveTable(params.value)}
+          sx={{ textTransform: 'none', fontWeight: 600, color: '#ffc107', '&:hover': { color: '#ffca28' } }}
+        >
+          {params.value}
+        </Button>
+      )
+    },
+    { field: 'engine', headerName: 'Engine', width: 120 },
+    { field: 'rows', headerName: 'Rows', type: 'number', width: 120 },
+    { 
+      field: 'data_length', 
+      headerName: 'Data Size', 
+      width: 130,
+      valueFormatter: (value) => `${(Number(value) / 1024 / 1024).toFixed(2)} MB`
+    },
+    { 
+      field: 'index_length', 
+      headerName: 'Index Size', 
+      width: 130,
+      valueFormatter: (value) => `${(Number(value) / 1024 / 1024).toFixed(2)} MB`
+    },
+    { field: 'collation', headerName: 'Collation', width: 180 },
+    { field: 'comment', headerName: 'Comment', flex: 1, minWidth: 150 },
+  ];
+
+  return (
+    <Box sx={{ flexGrow: 1, display: 'flex', flexDirection: 'column', gap: 2 }}>
+      {selectionModel.length > 0 && (
+        <Paper sx={{ p: 1.5, borderRadius: 2, display: 'flex', alignItems: 'center', gap: 2, bgcolor: 'rgba(255, 193, 7, 0.05)', border: '1px dashed #ffc107' }}>
+          <Typography variant="body2" sx={{ fontWeight: 700, color: '#ffc107' }}>
+            {selectionModel.length} tables selected:
+          </Typography>
+          <Stack direction="row" spacing={1}>
+            <Button size="small" color="warning" variant="outlined" startIcon={<CleaningServices />} onClick={() => handleBulkAction('truncate')}>Truncate</Button>
+            <Button size="small" color="error" variant="outlined" startIcon={<Close />} onClick={() => handleBulkAction('drop')}>Drop</Button>
+            <Button size="small" color="info" variant="outlined" startIcon={<Save />} onClick={() => handleBulkAction('optimize')}>Optimize</Button>
+          </Stack>
+          <Box sx={{ flexGrow: 1 }} />
+          <Button size="small" onClick={() => setSelectionModel([])}>Clear Selection</Button>
+        </Paper>
+      )}
+      <Paper sx={{ 
+        flexGrow: 1, 
+        borderRadius: 3, 
+        overflow: 'hidden', 
+        display: 'flex', 
+        flexDirection: 'column', 
+        border: 1, 
+        borderColor: 'divider',
+        boxShadow: '0 4px 12px rgba(0,0,0,0.05)'
+      }}>
+        <DataGrid
+          rows={tableRows}
+          columns={columns}
+          loading={loading}
+          getRowId={(row: any) => row.name}
+          density="comfortable"
+          sx={{ border: 'none' }}
+        />
+      </Paper>
+    </Box>
+  );
+};
+
+const TechnicalOverview = ({ database, table, setNotification }: { database: string, table: string | null, setNotification: (n: MainNotification) => void }) => {
+  const [meta, setMeta] = useState<any>(null);
+  const [loadingMeta, setLoadingMeta] = useState(true);
+  const [truncating, setTruncating] = useState(false);
+  const [showConfirm, setShowConfirm] = useState(false);
+
+  const fetchMeta = useCallback(async () => {
+    setLoadingMeta(true);
+    try {
+      const res = table 
+        ? await SchemaService.getTableMetadata(database, table)
+        : await SchemaService.getDatabaseMetadata(database);
+      setMeta(res.data);
+    } catch (e) {
+      console.error(e);
+    } finally {
+      setLoadingMeta(false);
+    }
+  }, [database, table]);
+
+  useEffect(() => {
+    fetchMeta();
+  }, [fetchMeta]);
+
+  const handleTruncate = async () => {
+    setTruncating(true);
+    setShowConfirm(false);
+    try {
+      await SchemaService.truncateTable(table!);
+      setNotification({
+        open: true,
+        title: 'Success',
+        message: `Table "${table}" has been truncated.`,
+        severity: 'success'
+      });
+      fetchMeta();
+    } catch (error: any) {
+      setNotification({
+        open: true,
+        title: 'Truncate Error',
+        message: error.response?.data?.error || error.message,
+        severity: 'error'
+      });
+    } finally {
+      setTruncating(false);
+    }
+  };
+
+  if (loadingMeta) return <Box sx={{ display: 'flex', justifyContent: 'center', p: 8 }}><CircularProgress /></Box>;
+  if (!meta) return <Alert severity="error">Could not load metadata</Alert>;
+
+  const stats = table ? [
+    { label: 'Engine', value: meta.engine, icon: <Terminal /> },
+    { label: 'Rows', value: meta.rows, icon: <TableChart /> },
+    { label: 'Collation', value: meta.collation, icon: <CleaningServices /> },
+    { label: 'Data Size', value: `${(meta.data_length / 1024 / 1024).toFixed(2)} MB`, icon: <Save /> },
+    { label: 'Index Size', value: `${(meta.index_length / 1024 / 1024).toFixed(2)} MB`, icon: <History /> },
+    { label: 'Created', value: meta.create_time, icon: <Info /> },
+  ] : [
+    { label: 'Character Set', value: meta.charset, icon: <History /> },
+    { label: 'Collation', value: meta.collation, icon: <CleaningServices /> },
+    { label: 'Tables', value: meta.table_count, icon: <TableChart /> },
+    { label: 'Views', value: meta.view_count, icon: <History /> },
+    { label: 'Total Size', value: `${(meta.size_bytes / 1024 / 1024).toFixed(2)} MB`, icon: <Save /> },
+  ];
+
+  return (
+    <Box sx={{ p: 1 }}>
+      <Box sx={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', mb: 4 }}>
+        <Typography variant="h5" sx={{ fontWeight: 800, letterSpacing: -0.5 }}>
+          Technical Specifications: {table ? `${database}.${table}` : database}
+        </Typography>
+        {table && (
+          <Button 
+            variant="outlined" 
+            color="error" 
+            startIcon={truncating ? <CircularProgress size={16} color="inherit" /> : <CleaningServices />}
+            onClick={() => setShowConfirm(true)}
+            disabled={truncating}
+            sx={{ borderRadius: 2, textTransform: 'none', fontWeight: 700 }}
+          >
+            Truncate Table
+          </Button>
+        )}
+      </Box>
+
+      <ConfirmDialog 
+        open={showConfirm}
+        onClose={() => setShowConfirm(false)}
+        onConfirm={handleTruncate}
+        title="Truncate Table"
+        message={`Are you sure you want to truncate table "${table}"? This action will permanently delete all ${meta?.rows || ''} records. This cannot be undone.`}
+        confirmLabel="Truncate Now"
+        loading={truncating}
+      />
+      <Box sx={{ display: 'grid', gridTemplateColumns: 'repeat(auto-fill, minmax(240px, 1fr))', gap: 3 }}>
+        {stats.map((stat, i) => (
+          <Paper key={i} sx={{ 
+            p: 3, 
+            borderRadius: 4, 
+            border: 1, 
+            borderColor: 'divider',
+            display: 'flex',
+            flexDirection: 'column',
+            gap: 1,
+            bgcolor: (theme) => theme.palette.mode === 'dark' ? 'rgba(255,255,255,0.02)' : 'rgba(0,0,0,0.01)',
+            transition: 'all 0.2s',
+            '&:hover': { borderColor: 'primary.main', transform: 'translateY(-2px)' }
+          }}>
+            <Box sx={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between' }}>
+              <Typography variant="caption" sx={{ fontWeight: 700, color: 'text.secondary', textTransform: 'uppercase', letterSpacing: 1 }}>{stat.label}</Typography>
+              <Box sx={{ color: 'primary.main', opacity: 0.5 }}>{stat.icon}</Box>
+            </Box>
+            <Typography variant="h5" sx={{ fontWeight: 800 }}>{stat.value || 'N/A'}</Typography>
+          </Paper>
+        ))}
+      </Box>
+    </Box>
+  );
+};
+
 const MainContent: React.FC = () => {
   const { activeTable, activeDatabase, darkMode, dbTab, setDbTab } = useAppStore();
   const [columns, setColumns] = useState<GridColDef[]>([]);
@@ -49,12 +347,7 @@ const MainContent: React.FC = () => {
   });
 
   // Custom Notification State
-  const [notification, setNotification] = useState<{ 
-    open: boolean; 
-    message: string; 
-    title: string;
-    severity: 'success' | 'error' | 'info' | 'warning'
-  }>({
+  const [notification, setNotification] = useState<MainNotification>({
     open: false,
     message: '',
     title: '',
@@ -204,204 +497,6 @@ const MainContent: React.FC = () => {
     setDbTab(newValue);
   };
 
-  const TechnicalOverview = ({ database, table }: { database: string, table: string | null }) => {
-    const [meta, setMeta] = useState<any>(null);
-    const [loadingMeta, setLoadingMeta] = useState(true);
-    const [truncating, setTruncating] = useState(false);
-    const [showConfirm, setShowConfirm] = useState(false);
-
-    const fetchMeta = useCallback(async () => {
-      setLoadingMeta(true);
-      try {
-        const res = table 
-          ? await SchemaService.getTableMetadata(database, table)
-          : await SchemaService.getDatabaseMetadata(database);
-        setMeta(res.data);
-      } catch (e) {
-        console.error(e);
-      } finally {
-        setLoadingMeta(false);
-      }
-    }, [database, table]);
-
-    useEffect(() => {
-      fetchMeta();
-    }, [fetchMeta]);
-
-    const handleTruncate = async () => {
-      setTruncating(true);
-      setShowConfirm(false);
-      try {
-        await SchemaService.truncateTable(table!);
-        setNotification({
-          open: true,
-          title: 'Success',
-          message: `Table "${table}" has been truncated.`,
-          severity: 'success'
-        });
-        fetchMeta();
-      } catch (error: any) {
-        setNotification({
-          open: true,
-          title: 'Truncate Error',
-          message: error.response?.data?.error || error.message,
-          severity: 'error'
-        });
-      } finally {
-        setTruncating(false);
-      }
-    };
-
-    if (loadingMeta) return <Box sx={{ display: 'flex', justifyContent: 'center', p: 8 }}><CircularProgress /></Box>;
-    if (!meta) return <Alert severity="error">Could not load metadata</Alert>;
-
-    const stats = table ? [
-      { label: 'Engine', value: meta.engine, icon: <Terminal /> },
-      { label: 'Rows', value: meta.rows, icon: <TableChart /> },
-      { label: 'Collation', value: meta.collation, icon: <CleaningServices /> },
-      { label: 'Data Size', value: `${(meta.data_length / 1024 / 1024).toFixed(2)} MB`, icon: <Save /> },
-      { label: 'Index Size', value: `${(meta.index_length / 1024 / 1024).toFixed(2)} MB`, icon: <History /> },
-      { label: 'Created', value: meta.create_time, icon: <Info /> },
-    ] : [
-      { label: 'Character Set', value: meta.charset, icon: <History /> },
-      { label: 'Collation', value: meta.collation, icon: <CleaningServices /> },
-      { label: 'Tables', value: meta.table_count, icon: <TableChart /> },
-      { label: 'Views', value: meta.view_count, icon: <History /> },
-      { label: 'Total Size', value: `${(meta.size_bytes / 1024 / 1024).toFixed(2)} MB`, icon: <Save /> },
-    ];
-
-    return (
-      <Box sx={{ p: 1 }}>
-        <Box sx={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', mb: 4 }}>
-          <Typography variant="h5" sx={{ fontWeight: 800, letterSpacing: -0.5 }}>
-            Technical Specifications: {table ? `${database}.${table}` : database}
-          </Typography>
-          {table && (
-            <Button 
-              variant="outlined" 
-              color="error" 
-              startIcon={truncating ? <CircularProgress size={16} color="inherit" /> : <CleaningServices />}
-              onClick={() => setShowConfirm(true)}
-              disabled={truncating}
-              sx={{ borderRadius: 2, textTransform: 'none', fontWeight: 700 }}
-            >
-              Truncate Table
-            </Button>
-          )}
-        </Box>
-
-        <ConfirmDialog 
-          open={showConfirm}
-          onClose={() => setShowConfirm(false)}
-          onConfirm={handleTruncate}
-          title="Truncate Table"
-          message={`Are you sure you want to truncate table "${table}"? This action will permanently delete all ${meta?.rows || ''} records. This cannot be undone.`}
-          confirmLabel="Truncate Now"
-          loading={truncating}
-        />
-        <Box sx={{ display: 'grid', gridTemplateColumns: 'repeat(auto-fill, minmax(240px, 1fr))', gap: 3 }}>
-          {stats.map((stat, i) => (
-            <Paper key={i} sx={{ 
-              p: 3, 
-              borderRadius: 4, 
-              border: 1, 
-              borderColor: 'divider',
-              display: 'flex',
-              flexDirection: 'column',
-              gap: 1,
-              bgcolor: (theme) => theme.palette.mode === 'dark' ? 'rgba(255,255,255,0.02)' : 'rgba(0,0,0,0.01)',
-              transition: 'all 0.2s',
-              '&:hover': { borderColor: 'primary.main', transform: 'translateY(-2px)' }
-            }}>
-              <Box sx={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between' }}>
-                <Typography variant="caption" sx={{ fontWeight: 700, color: 'text.secondary', textTransform: 'uppercase', letterSpacing: 1 }}>{stat.label}</Typography>
-                <Box sx={{ color: 'primary.main', opacity: 0.5 }}>{stat.icon}</Box>
-              </Box>
-              <Typography variant="h5" sx={{ fontWeight: 800 }}>{stat.value || 'N/A'}</Typography>
-            </Paper>
-          ))}
-        </Box>
-      </Box>
-    );
-  };
-
-  const DatabaseTablesGrid = ({ database }: { database: string }) => {
-    const [tableRows, setTableRows] = useState<any[]>([]);
-    const [loading, setLoading] = useState(true);
-    const { setActiveTable } = useAppStore();
-
-    useEffect(() => {
-      const fetchTablesMeta = async () => {
-        setLoading(true);
-        try {
-          const res = await SchemaService.getTablesMetadata(database);
-          setTableRows(res.data.map((r: any, i: number) => ({ id: r.name || i, ...r })));
-        } catch (e) {
-          console.error(e);
-        } finally {
-          setLoading(false);
-        }
-      };
-      fetchTablesMeta();
-    }, [database]);
-
-    const columns: GridColDef[] = [
-      { 
-        field: 'name', 
-        headerName: 'Table Name', 
-        flex: 1, 
-        minWidth: 200,
-        renderCell: (params) => (
-          <Button 
-            size="small" 
-            startIcon={<TableChart fontSize="small" />}
-            onClick={() => setActiveTable(params.value)}
-            sx={{ textTransform: 'none', fontWeight: 600, color: '#ffc107', '&:hover': { color: '#ffca28' } }}
-          >
-            {params.value}
-          </Button>
-        )
-      },
-      { field: 'engine', headerName: 'Engine', width: 120 },
-      { field: 'rows', headerName: 'Rows', type: 'number', width: 120 },
-      { 
-        field: 'data_length', 
-        headerName: 'Data Size', 
-        width: 130,
-        valueFormatter: (value) => `${(Number(value) / 1024 / 1024).toFixed(2)} MB`
-      },
-      { 
-        field: 'index_length', 
-        headerName: 'Index Size', 
-        width: 130,
-        valueFormatter: (value) => `${(Number(value) / 1024 / 1024).toFixed(2)} MB`
-      },
-      { field: 'collation', headerName: 'Collation', width: 180 },
-      { field: 'comment', headerName: 'Comment', flex: 1, minWidth: 150 },
-    ];
-
-    return (
-      <Paper sx={{ 
-        flexGrow: 1, 
-        borderRadius: 3, 
-        overflow: 'hidden', 
-        display: 'flex', 
-        flexDirection: 'column', 
-        border: 1, 
-        borderColor: 'divider',
-        boxShadow: '0 4px 12px rgba(0,0,0,0.05)'
-      }}>
-        <DataGrid
-          rows={tableRows}
-          columns={columns}
-          loading={loading}
-          density="comfortable"
-          sx={{ border: 'none' }}
-        />
-      </Paper>
-    );
-  };
-
   return (
     <Box sx={{ flexGrow: 1, p: 3, bgcolor: 'background.default', display: 'flex', flexDirection: 'column', width: '100%', minWidth: 0, overflow: 'hidden', gap: 2 }}>
       {/* Database Navigation Tabs */}
@@ -444,7 +539,7 @@ const MainContent: React.FC = () => {
           {!activeTable ? (
             <Box sx={{ flexGrow: 1, display: 'flex', flexDirection: 'column', gap: 2 }}>
               <Typography variant="h6" sx={{ fontWeight: 800 }}>Database Tables: {activeDatabase}</Typography>
-              <DatabaseTablesGrid database={activeDatabase} />
+              <DatabaseTablesGrid database={activeDatabase} setNotification={setNotification} />
             </Box>
           ) : (
             <>
@@ -546,7 +641,7 @@ const MainContent: React.FC = () => {
       {dbTab === 'export' && <TransferContent mode="export" />}
 
       {/* Technical Info View */}
-      {dbTab === 'info' && <TechnicalOverview database={activeDatabase} table={activeTable} />}
+      {dbTab === 'info' && <TechnicalOverview database={activeDatabase} table={activeTable} setNotification={setNotification} />}
 
       {/* Custom Notification (Snackbar) */}
       <Snackbar open={notification.open} autoHideDuration={6000} onClose={handleCloseNotification} anchorOrigin={{ vertical: 'bottom', horizontal: 'right' }}>
diff --git a/frontend/src/services/api.ts b/frontend/src/services/api.ts
index 16d1fe2..7d30c40 100644
--- a/frontend/src/services/api.ts
+++ b/frontend/src/services/api.ts
@@ -30,7 +30,10 @@ export const SchemaService = {
   getTableMetadata: (db: string, table: string) => api.get(`/schema/metadata/${db}/${table}`, { params: { database: db } }),
   getTableSchema: (table: string, database?: string) => api.get(`/schema/${table}`, { params: { database } }),
   getTableData: (table: string, params: any) => api.get(`/schema/${table}/data`, { params }),
-  truncateTable: (table: string) => api.post(`/schema/truncate/${table}`),
+  truncateTable: (table: string, database?: string) => api.post(`/schema/truncate/${table}`, { database }),
+  dropTable: (table: string, database?: string) => api.post(`/schema/drop/${table}`, { database }),
+  optimizeTable: (table: string, database?: string) => api.post(`/schema/optimize/${table}`, { database }),
+  bulkAction: (data: { tables: string[], action: string, database: string }) => api.post('/schema/bulk-action', data),
   executeQuery: (query: string) => api.post('/schema/execute', { query }),
   exportDatabase: (database?: string, table?: string) => api.post('/schema/export', { database, table }, { responseType: 'blob' }),
   importDatabase: (formData: FormData) => api.post('/schema/import', formData, {