Re: cannot read pg_class without having selected a database / is this a bug? - Mailing list pgsql-hackers

From Tom Lane
Subject Re: cannot read pg_class without having selected a database / is this a bug?
Date
Msg-id 11200.1322972394@sss.pgh.pa.us
Whole thread Raw
In response to Re: cannot read pg_class without having selected a database / is this a bug?  (Tomas Vondra <tv@fuzzy.cz>)
Responses Re: cannot read pg_class without having selected a database / is this a bug?
List pgsql-hackers
Tomas Vondra <tv@fuzzy.cz> writes:
> That might explain why it fails at first and then works just fine,
> although it's a bit strange. Wouldn't that mean you can't access any
> catalogs from the auth hook?

It should be possible to access shared catalogs from an auth hook.
pg_stat_activity is neither shared nor a catalog.  Like Robert,
I find it astonishing that this works ever, because the info needed
simply isn't available until you've connected to a particular database.
The fact that the view is actually defined the same in every database
doesn't enter into that ...
        regards, tom lane


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