Re: Array load from remote site through Perl/DBI

Поиск
Список
Период
Сортировка
От Scott Marlowe
Тема Re: Array load from remote site through Perl/DBI
Дата
Msg-id dcc563d10803111627v1bfe4522kddf0ce110edd58a9@mail.gmail.com
обсуждение исходный текст
Ответ на Array load from remote site through Perl/DBI  ("Gauthier, Dave" <dave.gauthier@intel.com>)
Список pgsql-general
On Tue, Mar 11, 2008 at 1:09 PM, Gauthier, Dave <dave.gauthier@intel.com> wrote:
>
> I have a perl/dbi app that loads my DB with sequential and discrete insert
> statements.  Runs very fast and I'm satisfied with it.  Now I have to run
> the same app from a different site, but loading my local DB.  The "one at a
> time" inserts take too long, probably because of the client/server delays
> incurred with the remote DB attach.

You can either wrap all the inserts in a begin; end; pair or you can
use copy from stdin.  pg_dump uses copy from stdin for an example.

> I was thinking of pooling all the data for the insert into arrays and then
> doing a single array insert, therby cutting down on all the back/forth.  But
> there may be other approaches.

Hmmm.  I think as long as you're moving things in a transaction you'll
probably be ok.

>
>
>
> Again, Perl/DBI, remote attach, Running v8.2.0 on Linux
>
>
>
> Thanks
>
> -dave

В списке pgsql-general по дате отправления:

Предыдущее
От: Greg Smith
Дата:
Сообщение: Re: postgre vs MySQL
Следующее
От: "Scott Marlowe"
Дата:
Сообщение: Re: Array load from remote site through Perl/DBI