Question

I have a table hotel [hotelid,hotelname,etc]

and another table facilities[facilityid,facilityname]

these 2 tables are linked through table hotel_to_facilities_map[hotelid,facility_id]

so the table hotel_to_facilities_map might contain values as

hotelid facility_id
-------------------
1         3
1         5
1         6
2         6
2         2
2         5

now i want to retrieve all the hotels which match ALL facilities asked for

select * from hotel_to_facilities_map where facility_id IN (3,5,2)

but this will cause the match as an OR Expression while i need AND.

is there any workaround or solution for this?

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Solution

select hotelid
from hotel_to_facilities_map
where facility_id in (3,5,2)
group by hotelid
having count(*) = 3
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