Re: pg_locks: who is locking ?

Alexandre Arruda wrote:
> Hi,
>
> My Database have a lot of locks not granted every moments in a day.
>
> Can I create a view that returns someting like this ?
>
> User Granted Table Who_is_locking_me PID
> ---- ------- ----- ----------------- ---
> joe f foo frank 1212
> jeff f foo frank 1313
> ann f foo frank 1414
> frank t foo 1111
> (...)
>
> (Or the locked transactions, if the table cold't be retrived)

You can look up more data about a backend by joining pg_locks to
pg_stat_activity, using the PID (I think it's called procpid on one view
and pid on the other).

--
Alvaro Herrera http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support