On Thu, Nov 13, 2014 at 3:38 AM, Jeff Davis <pg...@j-davis.com> wrote: > If two backends both have an exclusive lock on the relation for a join > operation, that implies that they need to do their own synchronization, > because obviously the lock manager is not doing it for them.
This doesn't make sense to me. Why would they need to synchronize access to a relation in order to join it? -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers