MySQL基本命令总结

xiaoxiao2022-06-12  43

1.启动mysql:mysqld 2.链接mysql:mysql -u username -p password 3.查询数据库:show databases 4.删除数据库:drop database test 5.创建数据库:create database test 6.使用数据库:use test 7.查询表:show tables 8.创建表:create table person(id varchar(32) not null primary key, name varchar(20) not null, password varchar(20) ); 9.显示表结构:desc person 10.插入记录:insert into person values('1','username','password'); 11.在mysql控制台中执行sql脚本:source d:/person.sql 12.删除表:drop table person 13.删除表中所有记录:delete from person 14.更新表:update person set password='0'; 15.查看mysql版本:select version(); 16.查看当前时间:select current_date; 17.查看用户:select user(); 18.注释:-- 19.统计行数:select count(*) from person; 20.修改mysql root密码 use mysql; update user set password=pasword('新密码') where user='root'; flush privileges;
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