> I'm not sure what you want since your query doesn't correspond to what > you are saying you want. Therefore no sample just a general statement, > use minus. > > > SELECT personid FROM phonenumber WHERE personid NOT IN ( > > SELECT personid FROM person); > > > > I'm wondering how I could restructure or rewrite my query ("who doesn't have > > any phoinenumbers?") to run faster, > > or if there is anything else I can do to optimize the query?
I'm sorry. I miss-wrote. It should be: SELECT personid FROM person WHERE personid NOT IN ( SELECT personid FROM phonenumber) Thanks! -- /Nils Höglund, Naqua KB E-mail: [EMAIL PROTECTED] Web: http://www.naqua.se/ Home Phone: +46 (0)18 30 09 19 Cellular Phone: +46 (0)736 51 74 58 Address: Nya Valsätrav. 26 B SE-756 46 Uppsala, Sweden -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: =?iso-8859-1?Q?Nils_H=F6glund?= 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).