Re: autovacuum parameters

2012/3/20 Guillaume Lelarge <guillaume(at)lelarge(dot)info>

> On Tue, 2012-03-20 at 09:02 +0100, Bartosz Dmytrak wrote:
> > Hi,
> > it is possible to set autovacuum_analyze_threshold
> > and autovacuum_analyze_scale_factor for TOAST tables using pgAdmin.
> > Script generated is like this:
> >
> > ALTER TABLE "MySchema"."MyTable" SET (
> > toast.autovacuum_analyze_threshold = 50,
> > toast.autovacuum_analyze_scale_factor = 0.1
> > );
> >
> > according to doc
> >
> http://www.postgresql.org/docs/9.1/static/sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS
> > there
> > is no corresponding autovacuum_analyze_threshold
> > and autovacuum_analyze_scale_factor for toast tables, and PG generates
> > error when OK button is pressed - what is expected.
> >
> > My suggestion is to disable/remove these options in Toast Table tab in
> > Table Properties dialog.
> >
>
> Fixed by removing these options.
>
Thanks

>
> > BTW. When Custom autovacuum is enabled and there are no custom values
> set,
> > then -1 is displayed - fields where empty in previous versions
> >
>
> Which is better, no?

I used to null values, -1 is strange, but still acceptable

>
>
> --
> Guillaume
> http://blog.guillaume.lelarge.info
> http://www.dalibo.com
>
>
Regards,
Bartek