1 files changed, 58 insertions, 0 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index 2b46a6a869..c50229e779 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,5 +1,25 @@
 ## Rails 3.2.0 (unreleased) ##
 
+*   Implemented ActiveRecord::Relation#explain. *fxn*
+
+*   Add ActiveRecord::Relation#uniq for generating unique queries.
+
+    Before:
+
+        Client.select('DISTINCT name')
+
+    After:
+
+        Client.select(:name).uniq
+
+    This also allows you to revert the unqueness in a relation:
+
+        Client.select(:name).uniq.uniq(false)
+
+    *Jon Leighton*
+
+*   Support index sort order in sqlite, mysql and postgres adapters. *Vlad Jebelev*
+
 *   Allow the :class_name option for associations to take a symbol (:Client) in addition to
     a string ('Client').
 
@@ -45,8 +65,42 @@
 
     *Aaron Christy*
 
+## Rails 3.1.3 (unreleased) ##
+
+*   Perf fix: If we're deleting all records in an association, don't add a IN(..) clause
+    to the query. *GH 3672*
+
+    *Jon Leighton*
+
+*   Fix bug with referencing other mysql databases in set_table_name. *GH 3690*
+
+*   Fix performance bug with mysql databases on a server with lots of other databses. *GH 3678*
+
+    *Christos Zisopoulos and Kenny J*
+
 ## Rails 3.1.2 (unreleased) ##
 
+*   Fix bug with PostgreSQLAdapter#indexes. When the search path has multiple schemas, spaces
+    were not being stripped from the schema names after the first.
+
+    *Sean Kirby*
+
+*   Preserve SELECT columns on the COUNT for finder_sql when possible. *GH 3503*
+
+    *Justin Mazzi*
+
+*   Reset prepared statement cache when schema changes impact statement results. *GH 3335*
+
+    *Aaron Patterson*
+
+*   Postgres: Do not attempt to deallocate a statement if the connection is no longer active.
+
+    *Ian Leitch*
+
+*   Prevent QueryCache leaking database connections. *GH 3243*
+
+    *Mark J. Titorenko*
+
 *   Fix bug where building the conditions of a nested through association could potentially
     modify the conditions of the through and/or source association. If you have experienced
     bugs with conditions appearing in the wrong queries when using nested through associations,
@@ -67,6 +121,10 @@
 
     *Jon Leighton*
 
+*   MySQL: use the information_schema than the describe command when we look for a primary key. *GH #3440*
+
+    *Kenny J*
+
 ## Rails 3.1.1 (October 7, 2011) ##
 
 *   Add deprecation for the preload_associations method. Fixes #3022.