sqlserver 游标的简单示例

发布时间：2020-12-12 09:38:23 所属栏目：MsSql教程来源：网络整理

导读：Declare @Id varchar(20) Declare @Name varchar(20) Declare Cur Cursor For select substring(id,7) as id,name from temp1 Open Cur Fetch next From Cur Into @Id,@Name While @@fetch_status=0 Begin Update temp Set [c3]=@Name where [id] like @Id+'

Declare @Id varchar(20)
Declare @Name varchar(20)
Declare Cur Cursor For
select substring(id,7) as id,name from temp1
Open Cur
Fetch next From Cur Into @Id,@Name
While @@fetch_status=0
Begin
Update temp Set [c3]=@Name where [id] like @Id+'%'
Fetch Next From Cur Into @Id,@Name
End
Close Cur
Deallocate Cur

（编辑：李大同）

【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容!