Re: arrays as pl/perl input arguments [PATCH] - Mailing list pgsql-hackers

From Tom Lane
Subject Re: arrays as pl/perl input arguments [PATCH]
Date
Msg-id 9276.1294895567@sss.pgh.pa.us
Whole thread Raw
In response to Re: arrays as pl/perl input arguments [PATCH]  ("David E. Wheeler" <david@kineticode.com>)
Responses Re: arrays as pl/perl input arguments [PATCH]  (Alex Hunsaker <badalex@gmail.com>)
List pgsql-hackers
"David E. Wheeler" <david@kineticode.com> writes:
> On Jan 12, 2011, at 5:14 AM, Alexey Klyukin wrote:
>> You mean packing both a string representation and a reference to a single SV * value?

> Dunno, I'm not a guts guy.

> I haven't considered that (lack of extensive perlgus-foo) although I
> think that's an interesting idea. One drawback would be that it would
> require both conversion to a string format and to a perl reference,
> performing unnecessary actions during every time arrays are passed to a
> pl/perl function.

I had supposed that it would be possible to do the string conversion
lazily, ie, only if the string value was actually demanded.
        regards, tom lane


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