----先create,再alter
alter function fuc (@userid int,@strWhere varchar(max),@strWhere2 varchar(max) ) returns decimal(18,2 )
as
begin
declare @useridlist varchar(max)='',@res decimal(18,2)=0;
with cte as
(
select ID,1 Layer from t_user where ID=64
union all
select a.ID,Layer=Layer+1 from cte inner join t_user a on a.UPLineID=cte.ID and cte.Layer<=4
)select @useridlist+=@useridlist+','+cast(ID as varchar(10)) from cte where cte.Layer<=3
declare @UserGradeDateLine varchar(max)='';
select @UserGradeDateLine=UserGradeDateLine4 from t_user where ID=64
if(@UserGradeDateLine!='' and datediff(d,@UserGradeDateLine,@strWhere)>0 and datediff(d,@UserGradeDateLine,@strWhere2)>=0)
begin
select @res=isnull(sum(amount),0) from t_orderlucre where CHARINDEX(','+CAST(UserID2 as varchar(10))+',',@useridlist+',')>0 and GroupSign =3 and ( datediff(mi,@UserGradeDateLine,AddTime)>0 and datediff(d,AddTime,@strWhere2)>=0)
end
else
begin
select @res=isnull(sum(amount),0) from t_orderlucre where CHARINDEX(','+CAST(UserID2 as varchar(10))+',',@useridlist+',')>0 and GroupSign =3 and ( datediff(d,@strWhere,AddTime)>0 and datediff(d,AddTime,@strWhere2)>=0)
end
return @res;
end
--執行查詢
with cte as(select row_number() over(order by Amount DESC) RowID,* from ( select ID ,Phone ,dbo.fuc
(ID,'2018-03-28','2018-04-28') Amount from t_user)t where 1=1 )select * from cte where RowID>0 and
RowID<=15