Re: How import big amounts of data?

From: Arnau <arnaulist(at)andromeiberica(dot)com>
To: Teemu Torma <teemu(at)torma(dot)org>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: How import big amounts of data?
Date: 2005-12-29 16:19:27
Message-ID: 43B40C8F.6010100@andromeiberica.com
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>
> I am doing twice as big imports daily, and found the follwing method
> most efficient (other than using copy):
>
> - Use plpgsql function to do the actual insert (or update/insert if
> needed).
>
> - Inside a transaction, execute SELECT statements with maximum possible
> number of insert function calls in one go. This minimizes the number
> of round trips between the client and the server.

Thanks Teemu! could you paste an example of one of those functions? ;-)
An example of those SELECTS also would be great, I'm not sure I have
completly understood what you mean.

--
Arnau

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