insert觸發(fā)器例子 SQL語句創(chuàng)建INSERT觸發(fā)器?
SQL語句創(chuàng)建INSERT觸發(fā)器?1.createtriggerinsert ji ont ji afterinsert as if(tnonotin(selecttnofromt uuji Prin
SQL語句創(chuàng)建INSERT觸發(fā)器?
1.createtriggerinsert ji ont ji afterinsert as if(tnonotin(selecttnofromt uuji Print“cannot insert”轉(zhuǎn)到2.createtriggerdelete ji ont ji fordelete as if((selectcount(*)from t ji banji,deleted where tubanji.tno=已刪除.tno)0)刪除wheretnoin(選擇tnofromtuuji,刪除wheretu)banji.tno=已刪除(tno先生)去
如果getdate()> convert(date,“2013-05-01”)開始raiserror(“cannot insert after May 1,2013”,16,1)SQL 2005應(yīng)該可以,SQL 2000不確定,您可以測試它。