mysql问题创建库 text create database 数据库名; CREATE DATABASE wg_media_hot DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci; 删除库 text drop database 数据库名; 建用户 text CREATE USER 'sprint01'@'%' IDENTIFIED BY 'Sprint02@mysql'; CREATE USER 'test'@'%' IDENTIFIED BY 'test123'; CREATE USER 'wg_dba'@'%' IDENTIFIED BY 'Wgdb%2017'; username:你