Re: Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle 10g2
От
Olivier Andreotti
Тема
Re: Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle 10g2
Дата
Msg-id
d5d40b330605180359w5c79beb6lc0426820911f55d1@mail.gmail.com
Список
Дерево обсуждения
Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle 10g2 "Olivier Andreotti" <olivier.andreotti@gmail.com>
Re: Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle Chris Mair <list@1006.org>
Re: Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle "Olivier Andreotti" <olivier.andreotti@gmail.com>
Re: Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle Chris Mair <list@1006.org>
Re: Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle "Jim C. Nasby" <jnasby@pervasive.com>
Re: Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle Guido Neitzer <guido.neitzer@pharmaline.de>
Re: Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle Jean-Paul Argudo <jean-paul@argudo.org>
Re: Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle "Jim C. Nasby" <jnasby@pervasive.com>
> > Do you use prepared statements through JDBC with bound variables? If > yes, you might have problems with PostgreSQL not choosing optimal > plans because every statement is planned "generically" which may > force PostgreSQL not to use indexes. > i used prepared statements for the 3 databases. > > shared_buffer = 16384 > > This may be higher. > I'll try that. > > autovaccuum = on > > And you are sure, it's running? > Yes, i can see autovaccum in the postgresql.log.
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От: Jean-Paul Argudo
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