update

plugins/data_query/sql_mysql.py

@@ -363,6 +363,24 @@ class nosqlMySQLCtr():
             return mw.returnData(False, "查询失败!")
         return mw.returnData(True, 'ok', data)
 
+    # 查看重复或冗余的索引
+    def getRedundantIndexes(self, args):
+        sid = args['sid']
+        my_instance = self.getInstanceBySid(sid).conn()
+        if my_instance is False:
+            return mw.returnData(False,'无法链接')
+
+        is_performance_schema = my_instance.find("SELECT @@performance_schema")
+        if is_performance_schema["@@performance_schema"] == 0:
+            msg = "performance_schema参数未开启。\n"
+            msg += "在my.cnf配置文件里添加performance_schema=1，并重启mysqld进程生效。"
+            return mw.returnData(False, msg)
+
+        data = my_instance.query("select table_schema,table_name,redundant_index_name,redundant_index_columns,sql_drop_index from sys.schema_redundant_indexes")
+        if data is None:
+            return mw.returnData(False, "查询失败!")
+        # print(data)
+        return mw.returnData(True, 'ok', data)
 # ---------------------------------- run ----------------------------------
 # 获取 mysql 列表
 def get_db_list(args):
@@ -400,6 +418,11 @@ def get_net_list(args):
     t = nosqlMySQLCtr()
     return t.getNetList(args)
 
+# 查看重复或冗余的索引
+def get_redundant_indexes(args):
+    t = nosqlMySQLCtr()
+    return t.getRedundantIndexes(args)
+
 
 
 

plugins/data_query/static/js/app.js

@@ -423,6 +423,55 @@ function mysqlCommonFuncMysqlNet(){
     });
 }
 
+function mysqlCommonFuncRedundantIndexes(){
+    function renderSQL(){
+        var sid = mysqlGetSid();
+        myPostCBN('get_redundant_indexes',{'sid':sid} ,function(rdata){
+            var data = rdata.data;
+            if (data['status']){
+                var items = data.data;
+                var tbody = '';
+                for (var i = 0; i < items.length; i++) {
+                    var t = '<tr>';
+                    t += '<td>'+items[i]['table_schema']+'</td>';
+                    t += '<td>'+items[i]['table_name']+'</td>';
+                    t += '<td>'+items[i]['redundant_index_name']+'</td>';
+                    t += '<td>'+items[i]['redundant_index_columns']+'</td>';
+                    t += '<td>'+items[i]['sql_drop_index']+'</td>';
+                    t += '</tr>';
+                    tbody += t;
+                }
+                $('#redundant_indexes tbody').html(tbody);
+            } else {
+                layer.msg(data.msg,{icon:2});
+            }
+        });
+    }
+
+    layer.open({
+        type: 1,
+        title: "查看重复或冗余的索引",
+        area: ['1100px', '400px'],
+        closeBtn: 1,
+        shadeClose: false,
+        content: '<div class="bt-form pd20 divtable taskdivtable">\
+            <table class="table table-hover" id="redundant_indexes">\
+                <thead>\
+                    <th style="width:100px;">数据库名</th>\
+                    <th style="width:50px;">表名</th>\
+                    <th style="width:50px;">冗余索引名</th>\
+                    <th style="width:50px;">冗余索引列名</th>\
+                    <th style="width:300px;">删除冗余索引SQL</th>\
+                </thead>\
+                <tbody></tbody>\
+            </table>\
+        </div>',
+        success:function(i,l){
+            renderSQL();
+        }
+    });
+}
+
 function mysqlCommonFunc(){
     $('#mysql_common').click(function(){
         layer.open({
@@ -432,8 +481,9 @@ function mysqlCommonFunc(){
             closeBtn: 1,
             shadeClose: false,
             content: '<div class="bt-form pd20">\
-                <button id="mysql_top_nsql" type="button" class="btn btn-default btn-sm">查询执行次数最频繁的前N条SQL语句</button>\
+                <button style="margin-bottom: 8px;" id="mysql_top_nsql" type="button" class="btn btn-default btn-sm">查询执行次数最频繁的前N条SQL语句</button>\
-                <button id="mysql_net_stat" type="button" class="btn btn-default btn-sm">MySQL服务器的QPS/TPS/网络带宽指标</button>\
+                <button style="margin-bottom: 8px;" id="mysql_net_stat" type="button" class="btn btn-default btn-sm">MySQL服务器的QPS/TPS/网络带宽指标</button>\
+                <button style="margin-bottom: 8px;" id="mysql_redundant_indexes" type="button" class="btn btn-default btn-sm">查看重复或冗余的索引</button>\
             </div>',
             success:function(i,l){
                 $('#mysql_top_nsql').click(function(){
@@ -443,6 +493,10 @@ function mysqlCommonFunc(){
                 $('#mysql_net_stat').click(function(){
                     mysqlCommonFuncMysqlNet();
                 });
+
+                $('#mysql_redundant_indexes').click(function(){
+                    mysqlCommonFuncRedundantIndexes();
+                });
             }
         });
     });