From: | "David E(dot) Wheeler" <david(at)kineticode(dot)com> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Florian Pflug <fgp(at)phlo(dot)org>, Peter Eisentraut <peter_e(at)gmx(dot)net>, Robert Haas <robertmhaas(at)gmail(dot)com>, Michael Glaesemann <grzm(at)seespotcode(dot)net>, Merlin Moncure <mmoncure(at)gmail(dot)com>, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: hstore ==> and deprecate => |
Date: | 2010-06-12 17:32:30 |
Message-ID: | C0D8C8D7-35D6-4F63-B36D-0C0BC2668C0A@kineticode.com |
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Lists: | pgsql-hackers |
On Jun 12, 2010, at 10:21 AM, Tom Lane wrote:
> "David E. Wheeler" <david(at)kineticode(dot)com> writes:
>> Which, IIRC, is new in 9.1, so could in theory be removed, especially if there was an
>> hstore(text[], text[])
>
> Oh --- now that I look, both that and the hstore => text[] one are new
> in 9.0, which means it is not too late to reverse course. So at this
> point the proposal is:
>
> * Leave the text => text operator alone for now, but deprecate it,
> and document/recommend the underlying hstore(text,text) function
> instead.
>
> * Get rid of the new text[] => text[] operator altogether, and
> provide/document only the underlying hstore(text[], text[])
> function.
>
> * Rename the new hstore => text[] operator to something else.
> (I'm not quite sold on Florian's & proposal, but don't have a
> better idea to offer offhand.)
+1
> I notice that in 8.4 and before, the function underlying text => text
> wasn't called hstore() but tconvert(). Which is going to be a serious
> PITA for anyone who wants to write cross-version-compatible SQL using
> hstore. Can we do anything about this? I don't think we want to revert
> to calling it tconvert(). Can we retroactively add the alternate name
> hstore() to previous versions, and suggest that people do that manually
> in existing hstore installations?
+1
Best,
David
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