| From: | "Jean-Yves F(dot) Barbier" <12ukwn(at)gmail(dot)com> |
|---|---|
| To: | pgsql-novice(at)postgresql(dot)org |
| Subject: | Re: is it normal behavior of index? |
| Date: | 2012-01-01 17:40:59 |
| Message-ID: | 20120101184059.15bfab98@anubis.defcon1 |
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| Lists: | pgsql-novice |
On Sun, 1 Jan 2012 16:12:10 +0100
Andreas Kretschmer <akretschmer(at)spamfence(dot)net> wrote:
>
> I think, in this case you needs 2 indexes, one with and one without the
> opclass - option.
>
......
> Note that you should also create an index with the default operator
> class if you want queries involving ordinary <, <=, >, or >= comparisons
> to use an index. Such queries cannot use the xxx_pattern_ops operator
> classes.
Aïe I missed this one; that was my conclusion but I wanted to make
absolutely sure.
Thanks Andreas.
JY
--
Alimony is the curse of the writing classes.
-- Norman Mailer
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