Re: LIKE optimization - Mailing list pgsql-novice

From Nabil Sayegh
Subject Re: LIKE optimization
Date
Msg-id 3A65786A.F1608513@sayegh.de
Whole thread Raw
In response to LIKE optimization  (Nabil Sayegh <nsmail@sayegh.de>)
List pgsql-novice
rob wrote:
>
> your using    table.attrib like '%'    to match everything except nulls
> right?
>
> use table.attribute IS NOT NULL instead.

No, it's the web interface to our hotel-db. People can search for eg.
City but may leave this field blank.
So % is always appended (sometimes also prepended).

I didn't know that it doesn't match NULL, but fortunately the attributes
are all NOT NULL.

thx
cu

--
 Nabil Sayegh
 GPG-Key available at http://www.sayegh.de
 (see http://www.gnupg.org for details)

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