| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | "David E(dot) Wheeler" <david(at)kineticode(dot)com>, Andrew Dunstan <andrew(at)dunslane(dot)net>, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, Itagaki Takahiro <itagaki(dot)takahiro(at)gmail(dot)com>, Merlin Moncure <mmoncure(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: proposal: FOREACH-IN-ARRAY (probably for 9.2?) |
| Date: | 2010-12-17 20:08:34 |
| Message-ID: | 4876.1292616514@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> On Fri, Dec 17, 2010 at 2:58 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> plpgsql's parser is rickety enough that I don't have a lot of confidence
>> in its ability to do things that way.
> Bummer. Rickety is not good.
Agreed, but it's not entirely the parser's fault: the language
definition is pretty d*mn bogus to start with. Read the comments for
the for_variable production, and ask yourself whether you really want
to inject even more difficult-to-disambiguate cases right there.
regards, tom lane
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