On Monday 13 March 2017 19:12:10 Tom Lane wrote:
> John Iliffe <john.iliffe@iliffe.ca> writes:
> > Can anybody tell what these files are and what they do, and more
> > importantly if they are needed?
>
> They are database table files, and you will certainly be unhappy if you
> just manually rm them.
>
> You can read some theory here:
>
> https://www.postgresql.org/docs/9.2/static/storage.html
>
> and for help in identifying specific files you might like oid2name:
>
> https://www.postgresql.org/docs/9.2/static/oid2name.html
>
> although it's certainly possible to get the same results with manual
> queries on the system catalogs.
>
> regards, tom lane
Thanks Tom.
I was sure they weren't abandoned but the increasing number of them made me
wonder if I had a configuration issue.
John