Re: How import big amounts of data? - Mailing list pgsql-performance

From Arnau
Subject Re: How import big amounts of data?
Date
Msg-id 43B40C8F.6010100@andromeiberica.com
Whole thread Raw
In response to Re: How import big amounts of data?  (Teemu Torma <teemu@torma.org>)
Responses Re: How import big amounts of data?  (Teemu Torma <teemu@torma.org>)
List pgsql-performance
>
> 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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