You can create private chat rooms and invite people you choose.
The DISTINCT keyword is the blunt instrument of choice in these scenarios: select * 2 from ( select DISTINCT dorm_building, dorm_room from web Rooms) w R 3 LEFT JOIN residency R 4 on w R.dorm_building = r.dorm_building 5 and wr.dorm_room = r.dorm_room 6 / DORM_BUILDING DORM_ROOM STUDENT_ID DORM_BUILDING DORM_ROOM -------------------- ---------- ---------- -------------------- ---------- my_dorm 1 123 my_dorm 1 my_dorm 1 345 my_dorm 1 my_dorm 2 SQL A better way to tackle it would be with a SLOTS table. Currently your model has multiple records per Room, one per Slot.Because your query only restrict Students to Rooms not Slots it produces a cross-join, which is the wrong result.The service earned a reputation as something of a sophomoric and pornographic romp, attracting a wide range of sometimes explicit webcam tastes.Efforts were made by its creators to "clean up" the content, including changes to the usage terms and a requirement that users register.ICQ video chat with womens, girls, adults, family and friends… ICQ bring religion chat rooms too like Christian chat rooms, for muslims Islam chat room online free without any registration, user can also register their nicknames if they want also they can register their own chatting rooms.
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We also rent some of our names, but mostly, we develop them for our own business interests.
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I just need a way of demonstrating whether a room is full or not - and visually how many slots remain. Not Null , Constraint FK_Residency_Rooms Foreign Key ( dorm_building, dorm_room ) References Rooms ( dorm_building, dorm_room ) , ...
occupant_num is just a place holder indicating that this record is for x slot in the room - but the specific slot is inconsequential. ) Select Rooms.dorm_building, Rooms.dorm_room , Rooms.
If so, complete the form opposite and tell us which one.