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Home -> Community -> Mailing Lists -> Oracle-L -> Re: order by non-unique column, repeatable?
You are correct. Even though 95% of the time they WILL be returned in the same order, it is definitely not guaranteed.
At 09:50 AM 4/6/01 -0800, you wrote:
>If a select statement orders by a column whose values are not unique, are
>the records returned in an order that is guaranteed to be repeatable from
>query to query? (Assuming no updates, deletes, or inserts between
>queries.)
>
>I would think not, that guaranteed repeatable ordering requires ordering on
>a unique column or combination of columns, but I've been unable to generate
>a test case that proves it.
>
>Thanks
>Bill
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-- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Regina Harter INET: rharter_at_emc-inc.com 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: ListGuru_at_fatcity.com (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).Received on Fri Apr 06 2001 - 12:34:12 CDT
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