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【原创】MySQL常用脚本整理

时间:2018-06-27 18:32:25      阅读:266      评论:0      收藏:0      [点我收藏+]

#1、查看表容量空间

SELECT TABLE_SCHEMA,TABLE_NAME,TABLE_ROWS,ROUND(DATA_LENGTH/1024/1024/1024) AS ‘data_size(G)‘,ROUND(INDEX_LENGTH/1024/1024/1024) AS ‘index_size(G)‘,ROUND(DATA_FREE/1024/1024/1024) AS ‘free_size(G)‘  FROM information_schema.tables WHERE TABLE_SCHEMA=‘test‘ AND TABLE_NAME IN (‘sbtest1‘); 

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#2、查看用户连接

select user,count(1) as num from information_schema.processlist group by user;

 #3、批量kill用户连接

select concat(‘kill ‘,id,‘;‘) from information_schema.processlist where user like ‘%user%‘ into outfile ‘/tmp/killpid.sql‘;
source /tmp/killpid.sql

 

【原创】MySQL常用脚本整理

原文:https://www.cnblogs.com/wangdong/p/9235380.html

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