select ld from t1 <operator> select ld from t2; Operator Returns UNION All rows selected by either query. UNION ALL All rows selected by either query, including all duplicates. INTERSECT All distinct rows selected by both queries. MINUS All distinct rows selected by the first query but not the second.
JP On Thu 25. October 2001 10:35, you wrote: > Hallo you DBA' > > Can anyone give me a good example on a sql select statement checking which > ids exists in table one but not in table two? Table two also contains the > corresponding id field but with other field names besides. Like this > > Table 1: Id Name Year > Table 2: :Id City Country > > Thanks in advance > > Roland Sköldblom -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Jan Pruner INET: [EMAIL PROTECTED] Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051 San Diego, California -- Public Internet access / Mailing Lists -------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
