On 2021-Jan-20, Robert Haas wrote: > On Wed, Jan 20, 2021 at 12:19 PM Tom Lane <t...@sss.pgh.pa.us> wrote: > > Robert Haas <robertmh...@gmail.com> writes: > > > I just made the mistake of trying to run pgbench without first running > > > createdb and got this: > > > > > pgbench: error: connection to database "" failed: could not connect to > > > socket "/tmp/.s.PGSQL.5432": FATAL: database "rhaas" does not exist > > > > > This looks pretty bogus because (1) I was not attempting to connect to > > > a database whose name is the empty string [...] > > > > I'm not sure about the empty DB name in the first part (presumably > > that's from pgbench, so what was your pgbench command exactly?). > > I think it was just 'pgbench -i 40'. For sure, I didn't specify a database > name.
That's because pgbench reports the input argument dbname, but since you didn't specify anything, then PQconnectdbParams() uses the libpq behavior. I think we'd have to use PQdb() instead. -- Álvaro Herrera Valdivia, Chile
