Re: Bitmap index scans use of filters on available columns - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Bitmap index scans use of filters on available columns
Date
Msg-id 5555.1447014867@sss.pgh.pa.us
Whole thread Raw
In response to Re: Bitmap index scans use of filters on available columns  (Jeff Janes <jeff.janes@gmail.com>)
Responses Re: Bitmap index scans use of filters on available columns
List pgsql-hackers
Jeff Janes <jeff.janes@gmail.com> writes:
> On Fri, Nov 6, 2015 at 7:15 PM, Tomas Vondra
> <tomas.vondra@2ndquadrant.com> wrote:
>> I've however also noticed that all the 'like' procedures are marked as not
>> leak proof, which is a bit unfortunate because that's the example from
>> Jeff's e-mail that started this thread.

> Is there a reason they aren't leak proof?  I don't see that they have
> side effects, or that they can throw errors.  What do they leak?

Huh?

regression=# select 'z' like '\';
ERROR:  LIKE pattern must not end with escape character
        regards, tom lane



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