select * from information_schema.events; – 事件表
select * from information_schema.tables; – 表信息表
select * from information_schema.ROUTINES; – 存储过程与函数表 通过routine_type 区分存储过程还是视图
select * from information_schema.VIEWS; – 视图表
select * from information_schema.TRIGGERS; – 触发器表

如果记不清楚。可以
使用以下两个命令来查看
use information_schema;
show tables;