On Friday, September 23, 2011 7:26:19 am Roger Niederland wrote:
> On 9/23/2011 6:46 AM, hubert depesz lubaczewski wrote:
> > On Thu, Sep 22, 2011 at 11:00:10PM -0700, Roger Niederland wrote:
> >> Using pg_dump from the command line with the exe included in windows
> >> 32 bit install in postgresql 9.1.
> >> pg_dump -U username -f somefile.sql.gz -Z 9 -i dbname
> >
> > please note that pg_dump --help shows:
> > -Z, --compress=0-9 compression level for compressed formats
> >
> > hint: the part "for compressed formats" is critical.
> >
> > plain dump is not compressed, you'd have to use -Fc to get compression,
> > but it's good to use anyway.
> >
> > Best regards,
> >
> > depesz
>
> On previous versions the -Z 9 option would compress the plain text sql
> output to a gzipped file.
> Now it now longer compresses. Using the -Fc the outputs a compressed
> file, which is only readable
> by pg_restore.
Seems there has been a code change in pg_dump.c that ignores compression level
for plain text.
From line 537:
/*
* Ignore compression level for plain format. XXX: This is a bit
* inconsistent, tar-format throws an error instead.
*/
The documentation has not caught up with this change.
>
> Roger
--
Adrian Klaver
adrian.kla...@gmail.com
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