| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
| Cc: | Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov>, Gokulakannan Somasundaram <gokul007(at)gmail(dot)com>, pgsql-hackers list <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: A small bug in gram.y |
| Date: | 2009-11-03 16:58:18 |
| Message-ID: | 6742.1257267498@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> writes:
> BTW, the corresponding error in the "SIMILAR TO ... ESCAPE ..." syntax is:
> postgres=# SELECT 'aa' SIMILAR TO 123 ESCAPE 'f';
> ERROR: function pg_catalog.similar_escape(integer, unknown) does not exist
> LINE 1: SELECT 'aa' SIMILAR TO 123 ESCAPE 'f';
> ^
Well, that's complaining specifically about the ESCAPE part of it.
This does expose the implementation detail that we try to build the
similar_escape() call before the overall similar() function call.
regards, tom lane
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