create trigger trigger_name
before | after trigger_event
on table_name for each row trigger_stmt
create trigger tri_diaryteim
before insert on t_dept for each row
insert into t_diary values(null,'t_dept',now());
//功能说明:向部门表插入一条记录之前向表t_diary插入当前时间记录。
create trigger trigger_name
before|after trigger_event
on table_name for each row
begin
trigger_stmt
end
DELIMITER $$
create trigger tri_diarytime2
after insert
on t_dept for each row
begin
insert into t_diary values(null,'t_dept',now());
insert into t_diary values(null,'t_dept',now());
end
$$
DELIMITER;
use information_schema; select * from triggers \G select * from triggers where trigger_name='tri_diarytime2' \G //查看指定触发器
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