Re: Automating Partitions in PostgreSQL - Query on syntax
От | vacuum@quantentunnel.de |
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Тема | Re: Automating Partitions in PostgreSQL - Query on syntax |
Дата | |
Msg-id | 20090421162328.311010@gmx.net обсуждение исходный текст |
Ответ на | Re: Automating Partitions in PostgreSQL - Query on syntax (Csaba Nagy <nagy@ecircle-ag.com>) |
Ответы |
Re: Automating Partitions in PostgreSQL - Query on syntax
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Список | pgsql-hackers |
-------- Original-Nachricht -------- > Datum: Tue, 21 Apr 2009 17:50:02 +0200 > Von: Csaba Nagy <nagy@ecircle-ag.com> > An: Robert Haas <robertmhaas@gmail.com> > CC: Kedar Potdar <kedar.potdar@gmail.com>, Greg Stark <stark@enterprisedb.com>, pgsql-hackers@postgresql.org > Betreff: Re: [HACKERS] Automating Partitions in PostgreSQL - Query on syntax > > The big win that is associated with table partitioning is using > > constraint exclusion to avoid unnecessary partitions scans. there is no reason for not using the 'CASE condition' for constraint exclusion. -- Neu: GMX FreeDSL Komplettanschluss mit DSL 6.000 Flatrate + Telefonanschluss für nur 17,95 Euro/mtl.!* http://dslspecial.gmx.de/freedsl-surfflat/?ac=OM.AD.PD003K11308T4569a
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