Anda dapat menggunakan exists()
alih-alih gabung dalam ke MyTable
di CTE.
with cte as
(
select top(1) q.id,
q.col1
from queue q with (readpast)
where exists(
select *
from MyTable a
where q.id = a.myTableID AND
a.procID = @myParam
)
order by q.Data asc
)
delete from cte
output deleted.ID, deleted.col1;