1 files changed, 96 insertions, 4 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index b2d13e86f3..a2566ae5fb 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,6 +1,98 @@
-*   Fix `association_primary_key_type` for reflections with symbol primary key
+*   Deprecate using `#quoted_id` in quoting.
 
-    Fixes #27864
+    *Ryuta Kamizono*
+
+*   Fix `wait_timeout` to configurable for mysql2 adapter.
+
+    Fixes #26556.
+
+    *Ryuta Kamizono*
+
+
+## Rails 5.1.0.beta1 (February 23, 2017) ##
+
+*   Correctly dump native timestamp types for MySQL.
+
+    The native timestamp type in MySQL is different from datetime type.
+    Internal representation of the timestamp type is UNIX time, This means
+    that timestamp columns are affected by time zone.
+
+        > SET time_zone = '+00:00';
+        Query OK, 0 rows affected (0.00 sec)
+
+        > INSERT INTO time_with_zone(ts,dt) VALUES (NOW(),NOW());
+        Query OK, 1 row affected (0.02 sec)
+
+        > SELECT * FROM time_with_zone;
+        +---------------------+---------------------+
+        | ts                  | dt                  |
+        +---------------------+---------------------+
+        | 2016-02-07 22:11:44 | 2016-02-07 22:11:44 |
+        +---------------------+---------------------+
+        1 row in set (0.00 sec)
+
+        > SET time_zone = '-08:00';
+        Query OK, 0 rows affected (0.00 sec)
+
+        > SELECT * FROM time_with_zone;
+        +---------------------+---------------------+
+        | ts                  | dt                  |
+        +---------------------+---------------------+
+        | 2016-02-07 14:11:44 | 2016-02-07 22:11:44 |
+        +---------------------+---------------------+
+        1 row in set (0.00 sec)
+
+    *Ryuta Kamizono*
+
+*   All integer-like PKs are autoincrement unless they have an explicit default.
+
+    *Matthew Draper*
+
+*   Omit redundant `using: :btree` for schema dumping.
+
+    *Ryuta Kamizono*
+
+*   Deprecate passing `default` to `index_name_exists?`.
+
+    *Ryuta Kamizono*
+
+*   PostgreSQL: schema dumping support for interval and OID columns.
+
+    *Ryuta Kamizono*
+
+*   Deprecate `supports_primary_key?` on connection adapters since it's
+    been long unused and unsupported.
+
+    *Ryuta Kamizono*
+
+*   Make `table_name=` reset current statement cache,
+    so queries are not run against the previous table name.
+
+    *namusyaka*
+
+*   Allow `ActiveRecord::Base#as_json` to be passed a frozen Hash.
+
+    *Isaac Betesh*
+
+*   Fix inspection behavior when the :id column is not primary key.
+
+    *namusyaka*
+
+*   Deprecate locking records with unpersisted changes.
+
+    *Marc Schütz*
+
+*   Remove deprecated behavior that halts callbacks when the return is false.
+
+    *Rafael Mendonça França*
+
+*   Deprecate `ColumnDumper#migration_keys`.
+
+    *Ryuta Kamizono*
+
+*   Fix `association_primary_key_type` for reflections with symbol primary key.
+
+    Fixes #27864.
 
     *Daniel Colson*
 
@@ -39,7 +131,7 @@
 
     *Ryuta Kamizono*
 
-*   Add the touch option to ActiveRecord#increment! and decrement!.
+*   Add the touch option to `#increment!` and `#decrement!`.
 
     *Hiroaki Izu*
 
@@ -171,7 +263,7 @@
     *Rafael Mendonça França*
 
 *   Set `:time` as a timezone aware type and remove deprecation when
-    `config.active_record.time_zone_aware_types` is not explictly set.
+    `config.active_record.time_zone_aware_types` is not explicitly set.
 
     *Rafael Mendonça França*