mysql用户相关操作,解决ERROR 1227 (42000): Access denied,解决1251 client does not support
查询用户selecthost,user,plugin,authentication_stringfrommysql.user;新建用户:createuser'test'@'%'identifiedby'123456';授权可以使用那些库grantallon*.*to'test'@'%'解决:grantsystem_useron*.*to'test';ALTERUSER'test'@'%'IDENT