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Pavel Stehule wrote:
> 2007/8/15, Merlin Moncure <mmoncure@gmail.com>:
> > On 8/14/07, Bruce Momjian <bruce@momjian.us> wrote:
> > >
> > > TODO item?
> >
> > I would say yes...array_accum is virtually an essential function when
> > working with arrays and the suggested array_to_set (and it's built in
> > cousin, _pg_expand_array) really should not be built around
> > generate_series when a C function is faster and will scale much
> > better.
> >
>
> Hello Merlin
>
> array_accum is good sample of PostgreSQL possibilities. But it is slow.
>
> SELECT ARRAY(SELECT ... FROM ...)) is much faster. :(
>
> so I unlike not necessary aggregate functions
>
> I agree. These constructs can be showed in doc
>
> Regards
> Pavel Stehule
-- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB
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