gx

@@ -96,7 +96,7 @@ class Demo extends Command
      */
     public function saveKeyword(){
         $keywordModel = new Keyword();
-        $rs = $keywordModel->edit(['is_video_keyword'=>0],['video'=>null]);
+        $rs = $keywordModel->edit(['is_video_keyword'=>0],['video'=>'']);
         echo date('Y-m-d H:i:s') . 'end'.$rs . PHP_EOL;
         return true;
     }