doc: mention data page checksums in WAL section

Bruce Momjian <bruce@momjian.us>

Commit: 85317e88ccae270ef77bd01c2d3d55a900df2d72
Author: Bruce Momjian <bruce@momjian.us>
Date: 2014-02-01T00:05:00Z
Releases: 9.4.0
doc: mention data page checksums in WAL section

Backpatch to 9.3

Adjusted patch from Ian Lawrence Barwick

Files

PathChange+/−
doc/src/sgml/wal.sgml modified +4 −3