| From: | Magnus Hagander <magnus(at)hagander(dot)net> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Gregory Stark <gsstark(at)mit(dot)edu>, Bruce Momjian <bruce(at)momjian(dot)us>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Variable length varlena headers redux |
| Date: | 2007-02-13 08:33:52 |
| Message-ID: | 20070213083352.GA608@svr2.hagander.net |
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| Lists: | pgsql-hackers |
On Mon, Feb 12, 2007 at 11:19:14PM -0500, Tom Lane wrote:
> Gregory Stark <gsstark(at)mit(dot)edu> writes:
> By my count there are only 170 uses of VARATT_SIZEP in the entire
> backend (including contrib) so this is not an especially daunting
> change. It would break existing user-written functions that return
> varlena values, but the fix wouldn't be painful for them either.
Could the "new style" macros be back-ported to previous releases in case
we do this? That way module maintainers wouldn't need to maintain
two different sets of code for it - they could use the new style and
just compile it against an older version of pg?
//Magnus
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