I think Ron is talking about ORDER BY instead of GROUP BY ... > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]] > Sent: Wednesday, February 06, 2002 11:08 AM > To: Multiple recipients of list ORACLE-L > Subject: Re: Select DISTINCT question > > > > Ron, > > What am I missing? Both selects will ALWAYS return the same data. > Correct??? > > Rick > > > > > "Ron Rogers" > > <RROGERS@galo To: Multiple > recipients of list ORACLE-L <[EMAIL PROTECTED]> > ttery.org> cc: > > Sent by: Subject: Re: > Select DISTINCT question > root@fatcity. > > com > > > > > > 02/06/2002 > > 11:13 AM > > Please > > respond to > > ORACLE-L > > > > > > > > > > Beth, > Without going into very much detail about the two selects. 1 will > return only the records that are distinct from each other and 2 will > return all rows in a particular order. Using 1 could result in the > elimination of records if there is more than one record that meets the > distinct criteria. Order by will show duplicate records easily. > ROR mª¿ªm > > >>> [EMAIL PROTECTED] 02/06/02 09:53AM >>> > > Hi everyone, > > Is one of these more correct than the other ? > > 1) select distinct customer_number, address_code from orders; > > 2) select customer_number, address_code > from orders > group by customer_number,address_code; > > > Our developers do the 1st one mostly. It always bothers me, I'm not > sure why, I guess I just think of it as looking ambiguous even though > it > does return the same result as the second option. > > Any opinions? Does it maReceived: from CONNECT-MTA by > galottertter at all? > > TIA, > > Beth > -- > Please see the official ORACLE-L FAQ: http://www.orafaq.com > -- > Author: Ron Rogers > 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). > > > > > -- > Please see the official ORACLE-L FAQ: http://www.orafaq.com > -- > Author: > 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). > -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: 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).
