No -
If you update a column that is involved in an
index, but the update is a 'no-change' update
a) the TABLE row is locked
b) undo and redo are generated for the TABLE row
but
The index is not even visited, let alone locked
and modified.
Regards
Jonathan Lewis
http://www.jlcomp.demon.co.uk
Coming soon one-day tutorials:
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Trouble-shooting and Tuning
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The Co-operative Oracle Users' FAQ
http://www.jlcomp.demon.co.uk/faq/ind_faq.html
-----Original Message-----
To: Multiple recipients of list ORACLE-L <[EMAIL PROTECTED]>
Date: 12 February 2003 14:14
>Vijay,List
>
>When Updating to the Field to the SAME (Previously Existent) Data
Value , Does a DELETE & RE-Insert of the Same Row to the index happen
nevertheless ?
>
--
Please see the official ORACLE-L FAQ: http://www.orafaq.net
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Author: Jonathan Lewis
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