Re: Another pg_dump using split and gzip for large databases

2021-07-29 Thread James Doherty
They key to my comment is splits —filter command which allows gzip each of
the split files

On Wed, Jul 28, 2021 at 18:46 Bruce Momjian  wrote:

> On Sat, Jul 17, 2021 at 03:09:52PM +, PG Doc comments form wrote:
> > The following documentation comment has been logged on the website:
> >
> > Page: https://www.postgresql.org/docs/10/backup-dump.html
> > Description:
> >
> > pg_dump ccbank | split -b 2048m --filter='gzip > $FILE.gz'
>
> Wow, odd we didn't have an example of using gzip and split together;
> patch attached.
>
> --
>   Bruce Momjian  https://momjian.us
>   EDB  https://enterprisedb.com
>
>   If only the physical world exists, free will is an illusion.
>
> --
James M Doherty President Revive Consulting LLC


Re: Another pg_dump using split and gzip for large databases

2021-07-29 Thread James Doherty
Good point.

On Thu, Jul 29, 2021 at 04:27 Daniel Gustafsson  wrote:

> > On 29 Jul 2021, at 01:46, Bruce Momjian  wrote:
> > On Sat, Jul 17, 2021 at 03:09:52PM +, PG Doc comments form wrote:
>
> >> pg_dump ccbank | split -b 2048m --filter='gzip > $FILE.gz'
> >
> > Wow, odd we didn't have an example of using gzip and split together;
> > patch attached.
>
> Maybe because the --filter option is only available in GNU split and not in
> POSIX, and thus not on FreeBSD and macOS etc.  I'm not sure about what
> level of
> compatibility we strive for in the examples though.
>
> --
> Daniel Gustafsson   https://vmware.com/
>
> --
James M Doherty President Revive Consulting LLC