I want to know whether MVCC has cons also. Is it heavy on resources? How PGSQL MVCC relates with SQL Server 2005 new Snapshot Isolation. -- View this message in context: http://www.nabble.com/MVCC-cons-tf4268841.html#a12149505 Sent from the PostgreSQL - general mailing list archive at Nabble.com. ---------------------------(end of broadcast)--------------------------- TIP 4: Have you searched our list archives? http://archives.postgresql.org/