参考文档
https://github.com/sysown/proxysql
http://www.fordba.com/mysql_proxysql_rw_split.html
https://www.cnblogs.com/zhoujinyi/p/6829983.html
腾讯云cdb可[……]
标签：mysql
MySQL数据库常用操作汇总
1.查询数据库各个库大小
语法：
SELECT
TABLE_SCHEMA AS "库名",
TRUNCATE(SUM(`DATA_LENGTH`) / 1024 / 1024, 2) AS "表所占空间（MB）",
TRUNCATE(SUM(`INDEX_LENGTH`) / 102[......]Mysql Redis PostgreSQL数据库查看客户端连接
Redis数据库查看连接的客户端
[root@VM_8_24_centos ~]# redis-cli -h 10.0.4.6 -a yourpassword
10.0.4.6:6379> client list
addr=100.120.205.19:1024 fd=9 cmd=clien[......]