mysql查看正在执行的sql语句 2015年08月21日 17:32:59 阅读数:15398 有2个方法: 1.使用processlist,但是有个弊端,就是只能查看正在执行的sql语句,对应历史记录,查看不到.好处是不用设置,不会保存. -- use information_schema; -- show processlist; 或者: -- select * from information_schema.`PROCESSLIST` where info is not null;
首先登入MySQL. Reading table information for completion of table and column names You can turn off this feature to get a quicker startup with -A Welcome to the MariaDB monitor. Commands end with ; or \g. Your MariaDB connection id is 2294 Server version:
http://qq85609655.iteye.com/blog/2113960 1)我们先通过status命令查看Mysql运行状态 mysql> status; -------------- mysql Ver 14.14 Distrib 5.1.73, for redhat-linux-gnu (x86_64) using readline 5.1 Connection id: 113752 Current database: information_schema Current user
一.使用SQL语句查询正在执行的线程 SHOW PROCESSLIST; 二.使用kill 线程id就可以结束线程(引起数据变化的线程需特别小心) SHOW PROCESSLIST; +------+------+-----------------+---------+---------+------+----------+------------------+ | Id | User | Host | db | Command | Time | State | Info | +------+-
一.错误 rror Code: 1175. You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column To disable safe mode, toggle the option in Preferences -> SQL Queries and reconnect. 二.原因 处于安全考虑,防止因意外操作而删除大量的数据而做的设计. 例如: 需要将
MySQL创建数据库 只想sql文件创建表时候提示 The 'InnoDB' feature is disabled; you need MySQL built with 'InnoDB' to have it working 原因: 有可能是mysql配置文件my.ini文件中skip-innodb 开启了 ,找到mysql目录找到my.ini文件搜索定位到skip-innodb 解决办法 前面加上# ---->#skip-innodb 重新启动mysql 开始输入cmd--->右键管理员
问题描述: 今天一同事在mysql中执行SQL语句的时候,报了/tmp空间不足的问题,报错如下: [SQL] SELECT f.prov as 字段1, MAX( CASE f.flag_name WHEN '字段1' THEN f.num ELSE 0 END ) AS '字段1', MAX( CASE f.flag_name WHEN '店员量' THEN f.num ELSE 0 END ) AS '字段1', MAX( CASE f.flag_name WHEN '字段1' THEN f