sqlserver游标的简单示例
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责编：小采
时间：2020-11-09 07:15:34
sqlserver游标的简单示例
sqlserver游标的简单示例:Declare @Id varchar(20) Declare @Name varchar(20) Declare Cur Cursor For select substring(id,0,7) 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+
导读sqlserver游标的简单示例:Declare @Id varchar(20) Declare @Name varchar(20) Declare Cur Cursor For select substring(id,0,7) 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,0,7) 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
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sqlserver游标的简单示例
sqlserver游标的简单示例:Declare @Id varchar(20) Declare @Name varchar(20) Declare Cur Cursor For select substring(id,0,7) 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+
