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文章来源：https://www.toymoban.com/news/detail-651665.html
原文链接：https://blog.csdn.net/hawht/article/details/48285889文章来源地址https://www.toymoban.com/news/detail-651665.html
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