CVSROOT: /home/projects/pgsql/cvsroot
Module name: pgsql
Changes by: tgl@hub.org 01/07/16 18:43:34
Modified files:
src/backend/access/transam: varsup.c xact.c
src/backend/storage/ipc: sinval.c
src/backend/utils/time: tqual.c
Log message:
Improve documentation about reasoning behind the order of operations
in GetSnapshotData, GetNewTransactionId, CommitTransaction, AbortTransaction,
etc. Correct race condition in transaction status testing in
HeapTupleSatisfiesVacuum --- this wasn't important for old VACUUM with
exclusive lock on its table, but it sure is important now. All per
pghackers discussion 7/11/01 and 7/12/01.