2007/8/15, Merlin Moncure <[EMAIL PROTECTED]>:
> On 8/14/07, Bruce Momjian <[EMAIL PROTECTED]> 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

Pavel Stehule

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