查看系统触发器

select * from sysobjects where xtype='TR'

select triggers.name as [触发器],tables.name as [表名],triggers.is_disabled as [是否禁用], 

triggers.is_instead_of_trigger AS [触发器类型], 

case when triggers.is_instead_of_trigger = 1 then 'INSTEAD OF' 

when triggers.is_instead_of_trigger = 0 then 'AFTER' 

else null 

end as [触发器类型描述] 

from sys.triggers triggers 

inner join sys.tables tables on triggers.parent_id = tables.object_id 

where triggers.type ='TR' 

order by triggers.create_date