diff --git a/application/admin/controller/system/SystemDatabackup.php b/application/admin/controller/system/SystemDatabackup.php
index 0fa09d72..dd78496b 100644
--- a/application/admin/controller/system/SystemDatabackup.php
+++ b/application/admin/controller/system/SystemDatabackup.php
@@ -49,6 +49,7 @@ class SystemDatabackup extends AuthController
     public function optimize(Request $request = null)
     {
         $tables = $request->post('tables');
+        var_dump($tables);
         $db= new Backup();
         $db->optimize($tables);
         return Json::successful($status==0 ? '禁用成功':'解禁成功');