Comments on: Table not using index http://itknowledgeexchange.techtarget.com/itanswers/table-not-using-index/ Mon, 20 May 2013 15:01:14 +0000 hourly 1 By: Table not using index (Q/A) | Seek The Sun Slowly http://itknowledgeexchange.techtarget.com/itanswers/table-not-using-index/#comment-108264 Table not using index (Q/A) | Seek The Sun Slowly Fri, 08 Jun 2012 15:05:32 +0000 #comment-108264 [...] Address: http://itknowledgeexchange.techtarget.com/itanswers/table-not-using-index/ (0) Comments Read [...]

]]> By: ascdba http://itknowledgeexchange.techtarget.com/itanswers/table-not-using-index/#comment-43385 ascdba Mon, 13 Nov 2006 09:19:50 +0000 #comment-43385 Just to add to what was said — Oracle won’t use an index on an indexed column if you apply a function to that indexed column in an expression. However, if you must do this (use a function on an indexed field) you should look into Oracle’s function-based index — you create an index based on the use of a function.

hth,
Andy

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