Re: Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle 10g2

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От Olivier Andreotti
Тема Re: Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle 10g2
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Msg-id d5d40b330605180359w5c79beb6lc0426820911f55d1@mail.gmail.com
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Ответ на Benchmarck PostgreSQL 8.1.4 MySQL 5.0.20 and Oracle 10g2  ("Olivier Andreotti" <olivier.andreotti@gmail.com>)
Список pgsql-performance
>
> 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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