這里設定傳過來的參數是拼接好的字符串,如:1,2,3,4,5 create procedure up_batchDeleteById ( @condition varchar(max) ) as delete from dt_name where id in(@condition) 以上的做法看似正確,實際會報錯,具體原因是說id是int類型的,而@condition是字
?
這里設定傳過來的參數是拼接好的字符串,如:1,2,3,4,5
create procedure up_batchDeleteById
(
??? @condition varchar(max)
)
as
delete from dt_name where id in(@condition)
以上的做法看似正確,實際會報錯,具體原因是說id是int類型的,而@condition是字符串類型,這樣無法刪除
正確做法:
create procedure up_batchDeleteById
(
??? @condition varchar(max)
)
as
declare @sql varchar(max)
set @sql=’delete from dt_name where id in (‘ + @condition + ‘)’
exec(@sql)
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