If you are not making changes to the parent in the relationship, then the indexes are not needed (at least for locking concerns).
hth connor --- "Boivin, Patrice J" <[EMAIL PROTECTED]> wrote: > Does someone know why the Oracle Expert would > recommend dropping indexes on > FK columns? > > Maybe it calculates there is a low likelihood of the > table being locked > during referential integrity checks ? > > I thought it was a good idea to have indexes on FK > columns... this is an old > 7.3.4.5. database. > > Regards, > Patrice Boivin > Systems Analyst (Oracle Certified DBA) > -- > Please see the official ORACLE-L FAQ: > http://www.orafaq.com > -- > Author: Boivin, Patrice J > 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). ===== Connor McDonald http://www.oracledba.co.uk (mirrored at http://www.oradba.freeserve.co.uk) "Some days you're the pigeon, some days you're the statue" __________________________________________________ Do You Yahoo!? Everything you'll ever need on one web page from News and Sport to Email and Music Charts http://uk.my.yahoo.com -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: =?iso-8859-1?q?Connor=20McDonald?= 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).
