查看数据库
show databases;
创建数据库
create DATABASE 数据库名称
create DATABASE databasetest;
选择数据库
use 数据库名称
use databasetest;
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Database changed;切换成功
查看当前数据库名称
SELECT DATABASE();
删除数据库
drop DATABASE 数据库名称
drop DATABASE databasetest;
数据库状态
status; -------------- mysql Ver 14.14 Distrib 5.7.17, for Win (x86_) Connection id: 5 Current database: Current user: root@localhost SSL: Not in use Using delimiter: ; Server version: 5.7.17-log MySQL Community Server (GPL) Protocol version: 10 Connection: 127.0.0.1 via TCP/IP Server characterset: utf8 Db characterset: utf8 Client characterset: gbk Conn. characterset: gbk TCP port: 3306 Uptime: 2 hours 25 min 34 sec Threads: 2 Questions: 57 Slow queries: 0 Opens: 114 Flush tables: 1 Open tables: 107 Queries per second avg: 0.006 --------------