| From: | Adrian Klaver <adrian(dot)klaver(at)gmail(dot)com> |
|---|---|
| To: | pgsql-general(at)postgresql(dot)org |
| Cc: | Peter Geoghegan <peter(dot)geoghegan86(at)gmail(dot)com>, Thom Brown <thom(at)linux(dot)com>, "TJ O'Donnell" <tjo(at)acm(dot)org> |
| Subject: | Re: plpython returns integer[] fails for multi-dimensional array |
| Date: | 2010-12-22 00:02:22 |
| Message-ID: | 201012211602.22492.adrian.klaver@gmail.com |
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| Lists: | pgsql-general |
On Tuesday 21 December 2010 3:25:48 pm Peter Geoghegan wrote:
> On 21 December 2010 23:17, Thom Brown <thom(at)linux(dot)com> wrote:
> > Are you sure that "a" returns okay in that scenario. You're using a
> > list. Shouldn't you be using an array? Like: a = []
>
> a =[] actually declares an empty list in Python. You can return a list
> or a tuple from a pl/python function in 9.0 and it will be interpreted
> as an array at the SQL call site. You cannot in prior versions.
>
> --
> Regards,
> Peter Geoghegan
Digging into the source for plpython seems to show it only supports one
dimensional arrays. When I tried my previous example on a 9.0.1 instance it
kept changing integer[][] to integer[].
--
Adrian Klaver
adrian(dot)klaver(at)gmail(dot)com
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