SQL2005 自定义函数

单表

 

CREATE FUNCTION get_pxlb085_zw (@pxlb CHAR(10))
    RETURNS VARCHAR(20)
AS
BEGIN
    DECLARE @sReturnValue VARCHAR(20)

  select @sReturnValue=o_text from SYS_SELECT where S_ENAME='bs_pxlb' and o_value=@pxlb order by o_order

    RETURN @sReturnValue
END

 

带游标的查询

 

CREATE FUNCTION fx_get_ldps (@idVal as numeric) 
RETURNS nvarchar(4000) AS 
BEGIN
declare @reVal nvarchar(4000)
declare @nameVal nvarchar(100)
declare @conVal nvarchar(2000)
declare @dateVal nvarchar(50)
declare myCur cursor for  select  u.us_name,content,CONVERT(nvarchar(50), publish_date,20) as publish_date from SYS_FLOW_BIZ_TEXT t,sys_users u where (t.us_id=u.id and  t.belongto = @idVal and t.type_tag='ldps' and t.delete_tag='0') ORDER BY t.publish_date
open myCur
    fetch next from myCur into @nameVal,@conVal,@dateVal
    set @reVal = @nameVal+'：'+@conVal
    while @@fetch_status = 0
    begin
 fetch next from myCur into @nameVal,@conVal,@dateVal
 if  (@@fetch_status = 0)
     set @reVal =@reVal+'<br>'+@nameVal+'：'+@conVal
 
    end
    CLOSE myCur
    DEALLOCATE myCur
    return @reVal
END