Add pg_visibility contrib module.
This lets you examine the visibility map as well as page-level
visibility information. I initially wrote it as a debugging aid,
but was encouraged to polish it for commit.
Patch by me, reviewed by Masahiko Sawada.
Discussion: 56D77803.6080503@BlueTreble.com
Branch
------
master
Details
-------
http://git.postgresql.org/pg/commitdiff/ba0a198fb133eb3426bffdc2e369cce1bafe1612
Modified Files
--------------
contrib/Makefile | 1 +
contrib/pg_visibility/Makefile | 19 ++
contrib/pg_visibility/pg_visibility--1.0.sql | 52 ++++
contrib/pg_visibility/pg_visibility.c | 350 +++++++++++++++++++++++++++
contrib/pg_visibility/pg_visibility.control | 5 +
doc/src/sgml/contrib.sgml | 1 +
doc/src/sgml/filelist.sgml | 1 +
doc/src/sgml/pgvisibility.sgml | 110 +++++++++
doc/src/sgml/storage.sgml | 5 +
9 files changed, 544 insertions(+)