SQL 自动清除7天前数据前收缩数据库

作用：

删除七天前数据库中间表的资料，并收缩数据库

delete-Ecustom-xml-midtable.sql

delete Mid_bom where datediff(day,dty,getdate())>=7

delete Mid_cus where datediff(day,dty,getdate())>=7

delete Mid_exp where datediff(day,dty,getdate())>=7

delete Mid_inv where datediff(day,dty,getdate())>=7

delete Mid_itm where datediff(day,dty,getdate())>=7

delete Mid_opi where datediff(day,dty,getdate())>=7

delete Mid_opo where datediff(day,dty,getdate())>=7

delete Mid_ord where datediff(day,dty,getdate())>=7

delete Mid_pur where datediff(day,dty,getdate())>=7

delete Mid_rec where datediff(day,dty,getdate())>=7

delete Mid_stk where datediff(day,dty,getdate())>=7

delete Mid_vdr where datediff(day,dty,getdate())>=7

delete Mid_vla where datediff(day,dty,getdate())>=7

delete Mid_wip where datediff(day,dty,getdate())>=7

GO

DBCC SHRINKDATABASE(ECustomXML)

GO

原文链接：https://blog.csdn.net/hawht/article/details/48285889