Thomas Kellerer <spam_eater@xxxxxxx> writes: > Tom Lane wrote on 27.12.2011 20:22: >> More specifically, look to see if the current transaction has assigned >> itself a transaction ID. I think the easiest place to see this is in >> pg_locks --- it will be holding exclusive lock on a TransactionId object >> if so. > Thanks for the answer. I came up with the following statement: > select count(*) > from pg_locks > where pid = pg_backend_pid() > and locktype in ('transactionid') > does that look right to you? No. You forgot the exclusive-lock condition. regards, tom lane -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general