Re: PostgreSQL v8 NAMEDATALEn >=128 - Mailing list pgsql-general

From Tino Wildenhain
Subject Re: PostgreSQL v8 NAMEDATALEn >=128
Date
Msg-id 1097607532.1520.2214.camel@Andrea.peacock.de
Whole thread Raw
In response to PostgreSQL v8 NAMEDATALEn >=128  ("DEHAINSALA Hondjack" <hondjack.dehainsala@ensma.fr>)
List pgsql-general
Hi,

Am Di, den 12.10.2004 schrieb DEHAINSALA Hondjack um 20:43:
> Hi !
> sorry for my english ! I am french  :-)
>
> I want to test postgreSQL v8 native Windows! Where i can get a version
> which
> allows more than 64 characters (NAMEDATALEN ~=128) to the name of
> tables and
> columns ?
>
> I generate automaticly tables and the length of some of these tables
> is > to
> 64.

I wonder what could be the reason to do so? Is it kind of an
ORM (object relational mapper)?

> I use Postgresql 7.5 that I have recompiled the source after to have
> modified the NAMEDATALEN to 128!
> The server is very slow (ex. a query to table which contain 16.000
> instances
> take 1 munite). I don't know exactely why ?
> Someone think that the emulateur cygwin is responsible and they
> recommend me
> to install a postreSQL windows version.
> Personally I think it may a  problem of conguration of the server and
> a
> tuning could increase performance.

Most of the time some indices here and there help :-)
You should have some example queries you find slow
and use EXPLAIN or EXPLAIN ANALYZE with them.

You can post the output here if you need help.

Regards
Tino


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