sql中刪除多張表的數據

insert a.id into #kkk select a.id from a,b where a.id=b.id
delete from a where a.id in(select id from #kkk)
delete from b where b.id in(select id from #kkk)

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第一句得到兩個表裏的相同記錄並插入臨時表
第二句把A表裏的記錄刪除，條件是#kkk表裏的ID
第三句把B表裏的記錄刪除,條件是#kkk表裏的ID