Re: getting a list of users

Very interesting.

when I set log_statement='all', I see entries for various queries, but
I see nothing for the query I list below. If I just use printf() to
print out the c-string, it looks just like all the other queries.

Eric

On May 25, 2009, at 5:31 PM, Tom Lane wrote:

> Eric Smith <eric_h_smith(at)mac(dot)com> writes:
>> Seems to work just fine. If, on the other hand, I issue the same
>> command from within the C API:
>
>> NSString* query = [NSString stringWithFormat:@"SELECT usename FROM
>> pg_catalog.pg_user"];
>> postgresResult = PQexec(myConnection, [query UTF8String]);
>
>> I get an error, extracted via:
>
> You sure that thing is sending the string you think it is? I'd
> try turning on log_statement and looking in the postmaster log
> to see what it thinks it's getting.
>
> regards, tom lane