>>>>SELECT ROOM1 ROOM,RES_DATE,RES_TIME; >>>> FROM Table; >>>>UNION; >>>>SELECT ROOM2,RES_DATE,RES_TIME; >>>> FROM Table WHERE NOT ROOM2=="" >>>>>>>
>>SELECT ROOM1 ROOM,RES_DATE,RES_TIME; >> FROM Table WHERE condition1; >>UNION; && this is a distinct union ( like a UNION NEWS >>SELECT ROOM2,RES_DATE,RES_TIME; >>FROM Table WHERE condition2; >>>