Re: Re: OLAP, Aggregates, and order of operations

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От Tom Lane
Тема Re: Re: OLAP, Aggregates, and order of operations
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Msg-id 1521.998626971@sss.pgh.pa.us
обсуждение
Ответ на Re: OLAP, Aggregates, and order of operations  (mlw <markw@mohawksoft.com>)
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mlw <markw@mohawksoft.com> writes:
> So, what would the order of operation be?

> I assume "my_array_constructor()" would be called first, and the return value
> then be passed to "my_aggregate()" along with the state value being set to the
> initial state, then subsequent calls to "my_array_constructor()", followed by
> "my_aggregate()" for each additional row in the group?

Check.
        regards, tom lane


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