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RE: Unnesting Subqueries in an Outline --faking hints

From: Alvaro Jose Fernandez <alvaro.fernandez_at_sivsa.com>
Date: Thu, 23 Aug 2007 14:25:59 +0200
Message-ID: <607D6181D9919041BE792D70EF2AEC4824276B@LIMENS.sivsa.int>


Dave,

You could try to fake the hint in OUTLN.OL$HINTS. I'm testing and NO_UNNEST
is getting translated to NO_FACT() hint. Credit goes for Jonathan Lewis for this (http://www.dbazine.com/oracle/or-articles/jlewis5)

ie: update ol$hints set hint_text = 'NO_UNNEST' where ol_name = 'xxxxx' and hint# = <the_hint_number> ;

regards,

alvaro

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Received on Thu Aug 23 2007 - 07:25:59 CDT

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