Re: strange CBO decision

From: Jonathan Lewis <jonathan_at_jlcomp.demon.co.uk>
Date: Mon, 1 Mar 2004 21:07:36 -0000
Message-ID: <00a401c3ffd1$3cbc3180$6702a8c0@Primary>

No. It's not a column/literal thing, it's a number/varchar thing.

A clause like:

... where numeric_column = character_literal

will convert the literal to match the column type.

Regards

Jonathan Lewis
http://www.jlcomp.demon.co.uk

The Co-operative Oracle Users' FAQ
http://www.jlcomp.demon.co.uk/faq/ind_faq.html

March 2004 Hotsos Symposium - The Burden of Proof   Dynamic Sampling - an investigation
March 2004 Charlotte OUG (www.cltoug.org) CBO Tutorial April 2004 Iceland
June 2004 UK - Optimising Oracle Seminar

• Original Message ----- From: "Mercadante, Thomas F" <thomas.mercadante_at_labor.state.ny.us>
  >
  > Remember, Oracle will not convert a literal to match a column - it
  converts
  > the column to match the literal. Makes perfect sense.
  >
  

  ---

Please see the official ORACLE-L FAQ: http://www.orafaq.com

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Received on Mon Mar 01 2004 - 15:04:29 CST