diff --git a/plugins/data_query/static/js/app.js b/plugins/data_query/static/js/app.js
index 36c07f127..7fbf9134c 100755
--- a/plugins/data_query/static/js/app.js
+++ b/plugins/data_query/static/js/app.js
@@ -486,7 +486,7 @@ function mysqlCommonFuncRedundantIndexes(){
 }
 
 function mysqlCommonFunc(){
-    $('#mysql_common').click(function(){
+    $('#mysql_common').unbind('click').click(function(){
         layer.open({
             type: 1,
             title: "MySQL常用功能",