Re: New style of hash join proposal

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От Gregory Stark
Тема Re: New style of hash join proposal
Дата
Msg-id 87prttb68x.fsf@oxford.xeocode.com
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Ответ на Re: New style of hash join proposal  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: New style of hash join proposal  (Tom Lane <tgl@sss.pgh.pa.us>)
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"Tom Lane" <tgl@sss.pgh.pa.us> writes:

> Gregory Stark <stark@enterprisedb.com> writes:
>> It would be ideal if it could scan the invoices using an index, toss them all
>> in a hash, then do a bitmap index scan to pull out all the matching detail
>> records. If there are multiple batches it can start a whole new index scan for
>> the each of the batches.
>
> I don't understand which part of "we can do that now" isn't clear to you.

Uh, except we can't.

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