From 9cce1ea2fd02e8050350c4657e7cc7f1902b8694 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafael=20Mendon=C3=A7a=20Fran=C3=A7a?=
 <rafaelmfranca@gmail.com>
Date: Mon, 10 Dec 2012 16:22:30 -0300
Subject: Allow users to choose the timestamp format in the cache key

This can be done using the class attribute cache_timestamp_format

Conflicts:
	railties/guides/source/configuring.textile
---
 activerecord/CHANGELOG.md | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'activerecord/CHANGELOG.md')

diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index 02aced31c9..d4e3a33002 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,5 +1,12 @@
 ## Rails 4.0.0 (unreleased) ##
 
+*   Add `ActiveRecord::Base.cache_timestamp_format` class attribute to control
+    the format of the timestamp value in the cache key.
+    This allows users to improve the precision of the cache key.
+    Fixes #8195.
+
+    *Rafael Mendonça França*
+
 *   Fix decorating columns for serialized attributes. Fixes #8441
 
     *itzki*
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