Re: [PATCHES] GIN improvements

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От Heikki Linnakangas
Тема Re: [PATCHES] GIN improvements
Дата
Msg-id 49362DF0.80404@enterprisedb.com
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Ответ на Re: [PATCHES] GIN improvements  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: [PATCHES] GIN improvements  (Greg Stark <greg.stark@enterprisedb.com>)
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Tom Lane wrote:
> Heikki Linnakangas <heikki.linnakangas@enterprisedb.com> writes:
>> If *that* is a use case we're interested in, the incoming tuples could 
>> be accumulated in backend-private memory, and inserted into the index at 
>> commit. That would be a lot simpler, with no need to worry about 
>> concurrent inserts or vacuums.
> 
> Doesn't work --- the index would yield wrong answers for later queries
> in the same transaction.

Queries would still need to check the backend-private list.

--   Heikki Linnakangas  EnterpriseDB   http://www.enterprisedb.com


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