Re: Best way to import data in postgresl (not "COPY")

Поиск
Список
Период
Сортировка
От Sufficool, Stanley
Тема Re: Best way to import data in postgresl (not "COPY")
Дата
Msg-id C2F174F99918D54CA2A96E57C5079B6F015C4230@sbc-exmsg2.sbcounty.gov
обсуждение исходный текст
Ответ на Best way to import data in postgresl (not "COPY")  (Denis BUCHER <dbucherml@hsolutions.ch>)
Список pgsql-odbc
You could group the insert into batches using:

INSERT INTO table (field1, field2)
Select value1, value2
Union all Select value1, value2
Union all Select value1, value2
Union all Select value1, value2
Union all Select value1, value2
Union all Select value1, value2;


> -----Original Message-----
> From: pgsql-odbc-owner@postgresql.org
> [mailto:pgsql-odbc-owner@postgresql.org] On Behalf Of Denis BUCHER
> Sent: Wednesday, July 22, 2009 11:31 AM
> To: pgsql-odbc@postgresql.org
> Subject: [ODBC] Best way to import data in postgresl (not "COPY")
>
>
> Hello,
>
> I have a system that must each day import lots of data from
> another one. Our system is in postgresql and we connect to
> the other via ODBC.
>
> Currently we do something like :
>
> SELECT ... FROM ODBC source
> foreach row {
> INSERT INTO postgresql
> }
>
> The problem is that this method is very slow...
>
> More especially that for each row we do :
> field1 = ...
> field2 = ...
> And then
> $sql_insert = "INSERT ..." . field1 ....
>
>
> Does someone has a better suggestion ?
>
> Thanks a lot in advance !
>
> Denis
>
> --
> Sent via pgsql-odbc mailing list (pgsql-odbc@postgresql.org)
> To make changes to your subscription:
> http://www.postgresql.org/mailpref/pgsql-odbc
>

В списке pgsql-odbc по дате отправления:

Предыдущее
От: "Jeff Crumbley"
Дата:
Сообщение: Re: Best way to import data in postgresl (not "COPY")
Следующее
От: fatmijumar fatmijumar
Дата:
Сообщение: possible bug with casting of STDDEV arguments