Re: Caching in PostgreSQL - Mailing list pgsql-performance

From Heikki Linnakangas
Subject Re: Caching in PostgreSQL
Date
Msg-id 45ACA53E.8080604@enterprisedb.com
Whole thread Raw
In response to Re: Caching in PostgreSQL  (<ramachandra.bhaskaram@wipro.com>)
Responses Re: Caching in PostgreSQL
List pgsql-performance
ramachandra.bhaskaram@wipro.com wrote:
>     We were looking on how to improve the performance of our
> application which is using PostgreSQL as backend.    If postgreSQL is
> supporting data page caching in the shared memory then we wanted to
> design our application to read/write using the shared memory rather than
> accessing the DB everytime so that, it will improve the performance of
> our system.

That's a bad idea. Just design your database schema with performance in
mind, and use PostgreSQL normally with SQL queries. If you must, use a
general-purpose caching library in your application, instead of trying
to peek into PostgreSQL internals.

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

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