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sql 游标使用笔记
简介复制代码 代码如下: declare @pdtid nvarchar(50) declare @ptype nvarchar(50) declare my_cursor CURSOR for select pdtid,ptype from dbo.Product open my_cursor fet
复制代码 代码如下:
declare @pdtid nvarchar(50)
declare @ptype nvarchar(50)
declare my_cursor CURSOR for
select pdtid,ptype from dbo.Product
open my_cursor
fetch next from my_cursor
into @pdtid,@ptype
while @@fetch_status=0
begin
fetch next from my_cursor
end
close my_cursor
declare @pdtid nvarchar(50)
declare @ptype nvarchar(50)
declare my_cursor CURSOR for
select pdtid,ptype from dbo.Product
open my_cursor
fetch next from my_cursor
into @pdtid,@ptype
while @@fetch_status=0
begin
fetch next from my_cursor
end
close my_cursor