使用游标查询子部门下的数据

使用游标查询数据

--这个是根据部门ID，和公司，找到这个部门下的子部门，然后根据子部门ID查找该部门有多少人多少辆车
-- UP3_Tdept_SelectByTDtPID 2
alter proc UP3_Tdept_SelectByTDtPID
@TDtID int
as
begin
create
table #aa
(
TDtID int,
TDtName varchar(50),
car int,
people int
)

declare @car
int
DECLARE Employee_Cursor
CURSOR local FOR(select TDtID
from tdept where tdtpid=@TDtID
)--父部门下的子部门的部门ID(TDtID)
OPEN Employee_Cursor

FETCH NEXT
FROM Employee_Cursor into @car

WHILE
@@FETCH_STATUS = 0
BEGIN
insert
into #aa(TDtID,TDtName,car
,people)
select TDtID
,TDtName,dbo.Select_car_bydep2(TDtID)
,dbo.[Select_car_byperson2](TDtID)--将TDtID作为参数传给函数并将查询出来的数据插入临时表中
from tdept
where TDtID
=@car
order
by TDtID desc
FETCH NEXT
FROM Employee_Cursor into @car
END
select
* from #aa
CLOSE Employee_Cursor;
drop
table #aa
end