In <12492.982346115@sss.pgh.pa.us> tgl@sss.pgh.pa.us (Tom Lane) writes:
>elwood@agouros.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@agouros.de
Otkerstr. 28, 81547 Muenchen, Germany. Tel +49 89 69370185
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