Re: Query composite index range in an efficient way

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От Gregory Stark
Тема Re: Query composite index range in an efficient way
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Msg-id 87wsbp1a6k.fsf@oxford.xeocode.com
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Ответ на Query composite index range in an efficient way  (Havasvölgyi Ottó <havasvolgyi.otto@gmail.com>)
Ответы Re: Query composite index range in an efficient way
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Havasvölgyi Ottó <havasvolgyi.otto@gmail.com> writes:

> I also tried Row constructors with a Between expression, but in this case
> Postgres handled the elements of the row independently, and this led to
> false query result.

What version of Postgres is this? row constructors were fixed a long time ago
to not do that and the main benefit of that was precisely that this type of
expression could use a multi-column index effectively.

--
  Gregory Stark
  EnterpriseDB          http://www.enterprisedb.com
  Ask me about EnterpriseDB's On-Demand Production Tuning

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