Re: Optimize PL/Perl function argument passing [PATCH] - Mailing list pgsql-hackers

From Tim Bunce
Subject Re: Optimize PL/Perl function argument passing [PATCH]
Date
Msg-id 20101209173232.GA76661@timac.local
Whole thread Raw
In response to Re: Optimize PL/Perl function argument passing [PATCH]  ("David E. Wheeler" <david@kineticode.com>)
Responses Re: Optimize PL/Perl function argument passing [PATCH]  (Alexey Klyukin <alexk@commandprompt.com>)
List pgsql-hackers
On Wed, Dec 08, 2010 at 09:21:05AM -0800, David E. Wheeler wrote:
> On Dec 8, 2010, at 9:14 AM, Tim Bunce wrote:
> 
> >> Do you have any more improvements in the pipeline?
> > 
> > I'd like to add $arrayref = decode_array_literal('{2,3}') and
> > maybe $hashref = decode_hstore_literal('x=>1, y=>2').
> > I don't know how much works would be involved in those though.
> 
> Those would be handy, but for arrays, at least, I'd rather have a GUC
> to turn on so that arrays are passed to PL/perl functions as array
> references.

Understood. At this stage I don't know what the issues are so I'm
nervous of over promising (plus I don't know how much time I'll have).
It's possible a blessed ref with string overloading would avoid
backwards compatibility issues.

Tim.

> > Another possible improvement would be rewriting encode_array_literal()
> > in C, so returning arrays would be much faster.
> 
> +1
> 
> Best,
> 
> David
> 
> 
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