| From: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Tim Bunce <Tim(dot)Bunce(at)pobox(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: function attributes |
| Date: | 2010-12-12 16:24:02 |
| Message-ID: | 4D04F722.8080501@dunslane.net |
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| Lists: | pgsql-hackers |
On 12/12/2010 10:43 AM, Tom Lane wrote:
>
> Tim Bunce seemed to think that this particular problem might be solvable
> in a completely transparent way, by having byteas convert into Perl
> objects that have a hook for producing a backwards-compatible text
> translation. Have you looked into that idea?
No. If you're referring to this sentence, which was referring to arrays,
not to byteas:
> It's possible a blessed ref with string overloading would avoid
> backwards compatibility issues.
>
then it won't work (or at least it would be far more complex than what
I've done, and I can't see how it would work) in the case of a bytea,
since a bytea becomes a scalar, not a ref, and you can only bless refs.
cheers
andrew
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