Heikki Linnakangas <[EMAIL PROTECTED]> writes: > Tom Lane wrote: >> Nor will that work for prepared xacts --- you don't want to wait for the >> eventual commit, only for PREPARE TRANSACTION to exit its critical >> section.
> PREPARE TRANSACTION wouldn't set the flag in MyProc; there's no clog > changes to protect from at that point. It would be set in > RecordTransactionCommitPrepared when we're really committing. Just like > we use the CheckpointStartLock today. Indeed --- you'd better take another look at where we use the CheckpointStartLock today. 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