declare @lot_msg varchar(255) ,
@ant int
/*select @lot_msg =predoccode from propurdadiplanhd
where docdate>‘2020-07-01‘*/
DECLARE cur1 CURSOR FOR select predoccode from propurdadiplanhd
where docdate>@datetime1
OPEN cur1
FETCH NEXT FROM cur1 INTO @lot_msg
WHILE(@@FETCH_STATUS = 0 )
BEGIN
SET @ant = ISNULL(@ant,0) + 1
declare @lot Nvarchar(1000) declare @begin_date datetime
declare @time_date varchar(244)
set @lot= ‘ SELECT top 1 @begin_Date=begin_Date FROM OPENQUERY(orc_link‘+‘,‘ +‘‘‘‘+‘select * from ps_schedule_head where lot_no=‘ +‘‘‘‘+‘‘‘‘ +@lot_msg+‘‘‘‘+‘‘‘‘+
‘‘‘‘+‘)‘
exec sp_executesql @lot ,N‘@begin_date datetime output‘,
@begin_date output
print(@begin_date) select @time_date= convert(datetime,replace(replace(replace(@begin_date,‘年‘, ‘-‘),‘月‘,‘-‘),‘日‘,‘‘))
update propurdadiplanitem set
chengxinjindu =@time_date
from propurdadiplanitem a inner join propurdadiplanhd b on a.doccode =b.doccode
where isnull(chengxinjindu,‘‘) !=‘‘ and b.predoccode =@lot_msg
IF @ant >= 1000
BEGIN
BREAK
END
FETCH NEXT FROM cur1 INTO @lot_msg
END
CLOSE cur1
DEALLOCATE cur1
红色部分为固定
黑色部分为变更内容
原文：https://www.cnblogs.com/baili-luoyun/p/13358817.html