Add mention of extension based install

[uuid] / postgres / README

diff --git a/postgres/README b/postgres/README
index 9d0fd919d8e6947fcc517efdfbc21b9819bc4fd6..c57e41086a3a31556ff12db274f9426e038f36f3 100644 (file)
--- a/postgres/README
+++ b/postgres/README
@@ -1,6 +1,6 @@
 This software package is an addon module for postgres.  It supplies
-support functions for the built-in uuid data type.  It was built and
-tested against postgres version 8.4.0.  This file and all supplied files
+support functions for the built-in uuid data type.  It was originally built and
+tested against postgres version 8.4.0.    This file and all supplied files
 are written by Nathan Wagner and placed in the public domain.  Bug
 reports to nw@hydaspes.if.org.
 
@@ -8,12 +8,11 @@ Credit: the hash functions are stripped down implementations from
 libtomcrypt by Tom St Denis, also in the public domain.
 
 Functions supplied are uuid generation functions, conforming (with
-one exception) to RFC 4122.  The exception lies in the multicast
-bit 
+one exception) to RFC 4122 (see below for details).
 
 Features:
 
-UUID generation functions for version 1, 3, 4, and 5 UUIDS.
+UUID generation functions for version 1, 3, 4, and 5 uuids.
 
 RFC 4122 compliance, with the exception of the multicast bit
 for randomly generated mac addresses.  This module sets the correct
@@ -30,9 +29,15 @@ issues.
 Compiles with the usual postgres addon infrastructure.
 make
 make install
+
+Installation can be done manually with:
+
 psql -f uuid.sql
 psql -f uninstall-uuid.sql
 
+Or as a postgres extension:
+create extension pduuid;
+
 A pure postgres implementation is also supplied of just the generation
 functions in purepguuid.sql.