Re: How to use postgres 7.0.3 with -F?

From: elwood(at)agouros(dot)de (Konstantinos Agouros)
To: pgsql-general(at)postgresql(dot)org
Subject: Re: How to use postgres 7.0.3 with -F?
Date: 2001-02-16 23:35:12
Message-ID: elwood.982366436@news.agouros.de
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In <12492(dot)982346115(at)sss(dot)pgh(dot)pa(dot)us> tgl(at)sss(dot)pgh(dot)pa(dot)us (Tom Lane) writes:

>elwood(at)agouros(dot)de (Konstantinos Agouros) writes:
>> someone gave me the tip to use the -F-flag to improve performance. Since
>> I can't run the postmaster with -F but just postgres how do I do it, if I
>> want to import a big amount of data?

>In 7.0.* (but not prior versions) it is safe to run individual backends
>with -F; other backends will still fsync their changes. So, you can
>start a backend that's going to do an import with

> export PGOPTIONS="-F"
> psql mydb
> ....

>(adjust 'export' command syntax depending on your preferred shell.)
>libpq passes the value of the environment variable PGOPTIONS over to the
>backend, and away you go. -dN (debug level) is another backend command-
>line switch commonly set this way.
Ahhhh Ohhhh thanks for the help I was confused. Does this also work that way, if
I use it from DBI::Pg from perl? Like setting $ENV{'PGOPTIONS'}

Konstantin

> regards, tom lane

--
Dipl-Inf. Konstantin Agouros aka Elwood Blues. Internet: elwood(at)agouros(dot)de
Otkerstr. 28, 81547 Muenchen, Germany. Tel +49 89 69370185
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