mysql创建用户和库

CREATE USER ‘test123‘@‘localhost‘ IDENTIFIED BY ‘123456‘;

GRANT USAGE ON * . * TO ‘test123‘@‘localhost‘ IDENTIFIED BY ‘123456‘ WITH MAX_QUERIES_PER_HOUR 0 MAX_CONNECTIONS_PER_HOUR 0 MAX_UPDATES_PER_HOUR 0 MAX_USER_CONNECTIONS 0 ;

CREATE DATABASE IF NOT EXISTS `test123` ;

GRANT ALL PRIVILEGES ON `test123` . * TO ‘test123‘@‘localhost‘;