我在 .net 中有以下查询及其超时，但在 sql server 中执行良好，.net 不像临时表或其他东西？？？我在 .net 中运行它，我得到一个超时错误，我完全不明白发生了什么。
SET DATEFORMAT dmy
declare @AbsenceReasonRestrictions varchar(500)
set @AbsenceReasonRestrictions ='1'
create table #absence
(
record_id INT,
emp_no int,
staff_no varchar(max),
emp_name varchar(max),
details text,
leave_reason int,
leave_reason_desc varchar(30),
current_status int,
date_added datetime,
dept int,
dept_desc varchar(100),
location int,
location_desc varchar(100),
division int,
division_desc varchar(100),
emptype int,
emptype_desc varchar(100),
contype int,
contype_desc varchar(100),
conclass int,
conclass_desc varchar(100),
line_manager int,
line_manager_name varchar(510)
)
INSERT INTO #absence (record_id,
emp_no,
staff_no,
emp_name,
details,
leave_reason,
leave_reason_desc,
current_status,
date_added,
dept,
dept_desc,
location,
location_desc,
division,
division_desc,
emptype,
emptype_desc,
contype,
contype_desc,
conclass,
conclass_desc,
line_manager,
line_manager_name)
select ua.record_id,
ua.emp_no,
e.staff_no,
rtrim(e.surname)+', '+rtrim(e.forename1),
ua.details,
ua.absence_reason,
ar.desc_,
ua.current_status,
ua.date_added,
c.dept,
rtrim(dept.desc_),
c.location,
rtrim(loc.desc_),
c.division,
rtrim(div.desc_),
c.emptype,
rtrim(emptype.desc_),
c.type,
rtrim(contype.desc_),
c.classification,
rtrim(conclass.desc_),
ua.manager_user_id,
(select rtrim(e.surname) + ', ' + rtrim(e.forename1) as emp_name from employee e
inner join userlist_mss um on e.emp_no = um.pams_id
where um.record_id = ua.manager_user_id)
from ess_absence_requests ua
inner join employee e on e.emp_no=ua.emp_no
inner join absreas ar on ar.code=ua.absence_reason
inner join contract c on ua.emp_no = c.emp_no
join dept on c.dept=dept.code
join location loc on c.location=loc.code
join division div on c.division=div.code
join emptype on c.emptype=emptype.code
join contype on c.type=contype.code
join conclass on c.classification=conclass.code
where e.emp_no like '%'
AND c.main_contract=1
AND ua.current_status in (1,2,3,4)
AND (dbo.fn_XmlElementDateValue(ua.details, 'start_date') >='1/10/2013')
AND (dbo.fn_XmlElementDateValue(ua.details, 'end_date') <='31/10/2013')
AND e.active_leaver like 'ACTIVE'
AND e.emp_no like '%'
and c.dept like '%'
and c.location like '%'
and c.division like '%'
and c.emptype like '%'
and c.classification like '%'
and c.type like '%'
and ua.emp_no in (select employee_id from userlist_mss_employee_access_rights where manager_id=2)
order by (dbo.fn_XmlElementDateValue(ua.details, 'start_date'))
if @AbsenceReasonRestrictions!=''
begin
set @AbsenceReasonRestrictions=','+@AbsenceReasonRestrictions+','
delete #absence where charindex(','+cast(leave_reason as varchar(10))+',', @AbsenceReasonRestrictions) = 0
end
select record_id,
emp_no,
staff_no,
emp_name,
details,
leave_reason,
leave_reason_desc,
current_status,
date_added,
dept_desc,
location_desc,
division_desc,
emptype_desc,
contype_desc,
conclass_desc,
line_manager,
line_manager_name from #absence
drop table #absence
select * from emp_anal