Re: Howto use "COPY FROM" with the native API?

Hello

2011/4/11 Clemens Eisserer <linuxhippy@gmail.com>:
> Hi,
>
> We are working on an university project for network traffic accounting.
> We use ulogd-2 to log netfilter packets, however it creates for each
> packet a seperate transaction and also doesn't use prepared
> statements, which results in horrible performance.
>
> What we are looking for is a low-overhead way of inserting many rows
> (100-1000) into a table at once in one transaction.
> Is "COPY FROM STDIN"  a good idea in this case?

sure

>
> If so, are there some examples how to use "COPY FROM STDIN" with the
> native C API?

look to source code on \copy implementation in psql

http://doxygen.postgresql.org/bin_2psql_2copy_8c.html

http://www.postgresql.org/docs/8.1/static/libpq-copy.html

Regards

Pavel Stehule


> I found some documentation, however as I am no C native some sample
> code would really help.
>
> Thank you in advance, Clemens
>
> PS: Sorry for the cross post, I accidentially sent it to the jdbc list before.
>
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