Re: Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle 10g2

Поиск
Список
Период
Сортировка
Искать
От
Olivier Andreotti
Тема
Re: Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle 10g2
Дата
в 07:59:49
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.
В списке pgsql-performance по дате отправления
От: Jean-Paul Argudo
Дата:
От: Guido Neitzer
Дата:
FAQ