Michael Paquier: Postgres 9.3 feature highlight: Data Checksums

Data checksums is a new feature introduced in PostgreSQL 9.3, adding a new level of checksum to protect data from disk and I/O corruption, controlled directly by the database server. This has been introduced by the commit below. commit 96ef3b8ff1cf1950e897fd2f766d4bd9ef0d5d56 Author: Simon Riggs Date: Fri Mar 22 13:54:07 2013 +0000 　 Allow I/O reliability checks [...]