Albe Laurenz <laurenz.albe@wien.gv.at> writes:
> Suya Huang wrote:
>> --fails if try to get all db size in one sql
>> postgres=> SELECT current_date,pg_database_size(pg_database.datname) from pg_database;
>> ERROR: permission denied for database control
> It seems like you have a database called "control" for which user "test"
> has no connect privilege.
Yeah, this failure is unsurprising. But it looks like we forgot to
document the restriction :-(. I see a mention of it in the 8.3 release
notes, but there's nothing in the documentation of the functions
themselves. Will fix.
regards, tom lane