Joe Maldonado <jmaldonado@xxxxxxxxxxxxxxx> writes: > It seems that TRUNCATE is first posting a lock on the table and then > waiting for other transactions to finish before truncating the table > thus blocking all other operations. That's what it's supposed to do. If you have a problem with the length of the delay, find the (other) transaction that's accessing the table for too long and fix that. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 9: In versions below 8.0, the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match