From: Tino Wildenhain <tino@wildenhain.de>
To: Adonias Malosso <malosso@gmail.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: Best practice to load a huge table from ORACLE to PG
Date: Mon, 28 Apr 2008 21:59:02 +0200
Message-ID: <48162C86.1040405@wildenhain.de> (raw)
In-Reply-To: <8a5d3c890804260625o7ad0700fp79f951c58c242720@mail.gmail.com>
References: <8a5d3c890804260625o7ad0700fp79f951c58c242720@mail.gmail.com>
Adonias Malosso wrote:
> Hi All,
>
> I´d like to know what´s the best practice to LOAD a 70 milion rows, 101
> columns table
> from ORACLE to PGSQL.
>
> The current approach is to dump the data in CSV and than COPY it to
> Postgresql.
>
Uhm. 101 columns you say? Sounds interesting. There are dataloaders
like: http://pgfoundry.org/projects/pgloader/ which could speed
up loading the data over just copy csv. I wonder how much normalizing
could help.
Tino
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To: pgsql-performance@postgresql.org
Cc: tino@wildenhain.de, malosso@gmail.com
Subject: Re: Best practice to load a huge table from ORACLE to PG
In-Reply-To: <48162C86.1040405@wildenhain.de>
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