From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Fabien COELHO <coelho(at)cri(dot)ensmp(dot)fr> |
Cc: | PostgreSQL Patches <pgsql-patches(at)postgresql(dot)org> |
Subject: | Re: new aggregate functions v1 |
Date: | 2004-05-17 18:12:58 |
Message-ID: | 200405171812.i4HICwv00704@candle.pha.pa.us |
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Thread: | |
Lists: | pgsql-patches |
Where are on this? Without a user-visible way of seeing the acl values,
is this still useful?
---------------------------------------------------------------------------
Fabien COELHO wrote:
>
> Dear patchers,
>
> please find attached a small patch for adding new aggregate functions:
>
> (1) boolean-and and boolean-or aggregates named bool_and and bool_or.
> they correspond to standard sql every and some/any aggregates.
> they do not have the right name as there is a problem with
> the standard and the parser for some/any.
>
> (2) bitwise integer aggregates named bit_and and bit_or for
> int2, int4, int8 and bit types. They are not standard,
> however they exist in other db (eg mysql), and I needed them
> for some other stuff.
>
>
> The patch adds:
>
> - 3 new functions for boolean aggregates in src/backed/utils/adt/bool.c,
> src/include/utils/builtins.h and src/include/catalog/pg_proc.h
>
> - new aggregates declared in src/include/catalog/pg_proc.h and
> src/include/catalog/pg_aggregate.h
>
> - some documentation and validation about these new aggregates.
>
> It also updates the catalog version. It validates for me.
>
> Have a nice day,
>
> --
> Fabien Coelho - coelho(at)cri(dot)ensmp(dot)fr
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