diff --git a/lib/Doctrine/Connection/UnitOfWork.php b/lib/Doctrine/Connection/UnitOfWork.php
index ba63aed94..fe2398add 100644
--- a/lib/Doctrine/Connection/UnitOfWork.php
+++ b/lib/Doctrine/Connection/UnitOfWork.php
@@ -403,7 +403,7 @@ class Doctrine_Connection_UnitOfWork extends Doctrine_Connection_Module
             }
     
             $params = array_values($array);
-            $id     = $record->obtainIdentifier();
+            $id     = $record->identifier();
     
             if ( ! is_array($id)) {
                 $id = array($id);
@@ -477,6 +477,8 @@ class Doctrine_Connection_UnitOfWork extends Doctrine_Connection_Module
                 $record->assignIdentifier(true);
             }
         }
+        $record->getTable()->addRecord($record);
+
         $record->postInsert($event);
 
         return true;
diff --git a/lib/Doctrine/Record.php b/lib/Doctrine/Record.php
index 39714b08f..e532f2be1 100644
--- a/lib/Doctrine/Record.php
+++ b/lib/Doctrine/Record.php
@@ -612,7 +612,7 @@ abstract class Doctrine_Record extends Doctrine_Record_Abstract implements Count
      */
     public function refresh()
     {
-        $id = $this->obtainIdentifier();
+        $id = $this->identifier();
         if ( ! is_array($id)) {
             $id = array($id);
         }
@@ -631,8 +631,6 @@ abstract class Doctrine_Record extends Doctrine_Record_Abstract implements Count
             throw new Doctrine_Record_Exception('Failed to refresh. Record does not exist.');
         }
 
-        $this->_data     = array_change_key_case($this->_data, CASE_LOWER);
-
         $this->_modified = array();
         $this->_data     = $this->_filter->cleanData($this->_data);
 
@@ -1226,7 +1224,7 @@ abstract class Doctrine_Record extends Doctrine_Record_Abstract implements Count
      *
      * @return array
      */
-    final public function obtainIdentifier()
+    public function identifier()
     {
         return $this->_id;
     }
diff --git a/lib/Doctrine/Table.php b/lib/Doctrine/Table.php
index 713210538..acfb7d687 100644
--- a/lib/Doctrine/Table.php
+++ b/lib/Doctrine/Table.php
@@ -881,6 +881,25 @@ class Doctrine_Table extends Doctrine_Configurable implements Countable
     {
         $this->identityMap = array();
     }
+    /**
+     * addRecord
+     * adds a record to identity map
+     *
+     * @param Doctrine_Record $record       record to be added
+     * @return boolean
+     */
+    public function addRecord(Doctrine_Record $record)
+    {
+        $id = implode(' ', $record->identifier());
+        
+        if (isset($this->identityMap[$id])) {
+            return false;
+        }
+        
+        $this->identityMap[$id] = $record;
+        
+        return true;
+    }
     /**
      * getRecord
      * first checks if record exists in identityMap, if not
@@ -1207,7 +1226,7 @@ class Doctrine_Table extends Doctrine_Configurable implements Countable
                 break;
                 case 'integer':
                     return (int) $value;
-                break; 
+                break;
             }
         }
         return $value;
diff --git a/lib/Doctrine/Transaction.php b/lib/Doctrine/Transaction.php
index 2b9a8ad24..baf03c9db 100644
--- a/lib/Doctrine/Transaction.php
+++ b/lib/Doctrine/Transaction.php
@@ -205,7 +205,7 @@ class Doctrine_Transaction extends Doctrine_Connection_Module
                     $params = array();
                     $cond = array();
                     foreach ($deletes as $k => $record) {
-                        $ids = $record->obtainIdentifier();
+                        $ids = $record->identifier();
                         $tmp = array();
                         foreach (array_keys($ids) as $id){
                             $tmp[] = $id . ' = ? ';
diff --git a/tests/AccessTestCase.php b/tests/AccessTestCase.php
index 9a0c0d356..949aefda8 100644
--- a/tests/AccessTestCase.php
+++ b/tests/AccessTestCase.php
@@ -30,16 +30,23 @@
  * @since       1.0
  * @version     $Revision$
  */
-class Doctrine_Access_TestCase extends Doctrine_UnitTestCase {
-    public function prepareData() { }
-    public function prepareTables() {
+class Doctrine_Access_TestCase extends Doctrine_UnitTestCase 
+{
+    public function prepareData() 
+    { }
+
+    public function prepareTables() 
+    {
         $this->tables = array('Entity', 'User'); 
         parent::prepareTables();
     }
-    public function testUnset() {        
+
+    public function testUnset() 
+    {
 
     }
-    public function testIsset() {
+    public function testIsset() 
+    {
         $user = new User();
         
         $this->assertTrue(isset($user->name));  
@@ -59,7 +66,9 @@ class Doctrine_Access_TestCase extends Doctrine_UnitTestCase {
         // test repeated call
         $this->assertTrue(isset($coll[0]));
     }
-    public function testOffsetMethods() {
+
+    public function testOffsetMethods() 
+    {
         $user = new User();
         $this->assertEqual($user['name'],null);
 
@@ -68,7 +77,7 @@ class Doctrine_Access_TestCase extends Doctrine_UnitTestCase {
 
         $user->save();
 
-        $user = $this->connection->getTable('User')->find($user->obtainIdentifier());
+        $user = $this->connection->getTable('User')->find($user->identifier());
         $this->assertEqual($user->name, 'Jack');
 
         $user['name'] = 'Jack';
@@ -76,7 +85,9 @@ class Doctrine_Access_TestCase extends Doctrine_UnitTestCase {
         $user['name'] = 'zYne';
         $this->assertEqual($user['name'], 'zYne');
     }
-    public function testOverload() {
+
+    public function testOverload() 
+    {
         $user = new User();
         $this->assertEqual($user->name,null);
 
@@ -86,7 +97,7 @@ class Doctrine_Access_TestCase extends Doctrine_UnitTestCase {
         
         $user->save();
 
-        $user = $this->connection->getTable('User')->find($user->obtainIdentifier());
+        $user = $this->connection->getTable('User')->find($user->identifier());
         $this->assertEqual($user->name, 'Jack');
 
         $user->name = 'Jack';
@@ -94,6 +105,7 @@ class Doctrine_Access_TestCase extends Doctrine_UnitTestCase {
         $user->name = 'zYne';
         $this->assertEqual($user->name, 'zYne');
     }
+    
     public function testSet() {
         $user = new User();
         $this->assertEqual($user->get('name'),null);
@@ -103,7 +115,7 @@ class Doctrine_Access_TestCase extends Doctrine_UnitTestCase {
 
         $user->save();
 
-        $user = $this->connection->getTable('User')->find($user->obtainIdentifier());
+        $user = $this->connection->getTable('User')->find($user->identifier());
 
         $this->assertEqual($user->get('name'), 'Jack');
 
diff --git a/tests/CustomPrimaryKeyTestCase.php b/tests/CustomPrimaryKeyTestCase.php
index 2d04a78c4..de15b5415 100644
--- a/tests/CustomPrimaryKeyTestCase.php
+++ b/tests/CustomPrimaryKeyTestCase.php
@@ -30,28 +30,32 @@
  * @since       1.0
  * @version     $Revision$
  */
-class Doctrine_CustomPrimaryKey_TestCase extends Doctrine_UnitTestCase {
-    public function prepareData() { }
+class Doctrine_CustomPrimaryKey_TestCase extends Doctrine_UnitTestCase 
+{
+    public function prepareData() 
+    { }
     
-    public function prepareTables() { 
+    public function prepareTables() 
+    {
         $this->tables = array('CustomPK');
         
         parent::prepareTables();
     }
-    public function testOperations() {
+    public function testOperations() 
+    {
         $c = new CustomPK();
         $this->assertTrue($c instanceof Doctrine_Record);
 
         $c->name = 'custom pk test';
-        $this->assertEqual($c->obtainIdentifier(), array());
+        $this->assertEqual($c->identifier(), array());
         
         $c->save();
-        $this->assertEqual($c->obtainIdentifier(), array('uid' => 1));
+        $this->assertEqual($c->identifier(), array('uid' => 1));
         $this->connection->clear();
         
         $c = $this->connection->getTable('CustomPK')->find(1);
     
-        $this->assertEqual($c->obtainIdentifier(), array('uid' => 1));
+        $this->assertEqual($c->identifier(), array('uid' => 1));
     }
 }
 ?>
diff --git a/tests/ExpressionTestCase.php b/tests/ExpressionTestCase.php
index e0aae9dbb..d1df8c45b 100644
--- a/tests/ExpressionTestCase.php
+++ b/tests/ExpressionTestCase.php
@@ -62,6 +62,7 @@ class Doctrine_Expression_TestCase extends Doctrine_UnitTestCase
         
         $this->assertEqual($e->getSql(), '1 + 2');
     }
+
     public function testExpressionParserSupportsFunctionComposition()
     {
         $e = new Doctrine_Expression("SUBSTRING(CONCAT('some', 'one'), 0, 3)");
diff --git a/tests/RecordTestCase.php b/tests/RecordTestCase.php
index bcfaf77cd..bb1a6fbf6 100644
--- a/tests/RecordTestCase.php
+++ b/tests/RecordTestCase.php
@@ -187,7 +187,7 @@ class Doctrine_Record_TestCase extends Doctrine_UnitTestCase
         $user2 = unserialize($str);
 
         $this->assertTrue($user2 instanceof User);
-        $this->assertEqual($user2->obtainIdentifier(), $user->obtainIdentifier());
+        $this->assertEqual($user2->identifier(), $user->identifier());
     }
 
     public function testCallback() 
@@ -204,7 +204,7 @@ class Doctrine_Record_TestCase extends Doctrine_UnitTestCase
         $record = new EntityReference();
         $this->assertEqual($record->getTable()->getIdentifier(), array("entity1","entity2"));
         $this->assertEqual($record->getTable()->getIdentifierType(), Doctrine::IDENTIFIER_COMPOSITE);
-        $this->assertEqual($record->obtainIdentifier(), array("entity1" => null, "entity2" => null));
+        $this->assertEqual($record->identifier(), array("entity1" => null, "entity2" => null));
         $this->assertEqual($record->state(), Doctrine_Record::STATE_TCLEAN);
 
         $record->entity1 = 3;
@@ -212,45 +212,45 @@ class Doctrine_Record_TestCase extends Doctrine_UnitTestCase
         $this->assertEqual($record->entity2, 4);
         $this->assertEqual($record->entity1, 3);
         $this->assertEqual($record->state(), Doctrine_Record::STATE_TDIRTY);
-        $this->assertEqual($record->obtainIdentifier(), array("entity1" => null, "entity2" => null));
+        $this->assertEqual($record->identifier(), array("entity1" => null, "entity2" => null));
 
         $record->save();
         $this->assertEqual($record->state(), Doctrine_Record::STATE_CLEAN);
         $this->assertEqual($record->entity2, 4);
         $this->assertEqual($record->entity1, 3);
-        $this->assertEqual($record->obtainIdentifier(), array("entity1" => 3, "entity2" => 4));
+        $this->assertEqual($record->identifier(), array("entity1" => 3, "entity2" => 4));
 
-        $record = $record->getTable()->find($record->obtainIdentifier());
+        $record = $record->getTable()->find($record->identifier());
         $this->assertEqual($record->state(), Doctrine_Record::STATE_CLEAN);
         $this->assertEqual($record->entity2, 4);
         $this->assertEqual($record->entity1, 3);
 
-        $this->assertEqual($record->obtainIdentifier(), array("entity1" => 3, "entity2" => 4));
+        $this->assertEqual($record->identifier(), array("entity1" => 3, "entity2" => 4));
         
         $record->entity2 = 5;
         $record->entity1 = 2;
         $this->assertEqual($record->state(), Doctrine_Record::STATE_DIRTY);
         $this->assertEqual($record->entity2, 5);
         $this->assertEqual($record->entity1, 2);
-        $this->assertEqual($record->obtainIdentifier(), array("entity1" => 3, "entity2" => 4));
+        $this->assertEqual($record->identifier(), array("entity1" => 3, "entity2" => 4));
 
         $record->save();
         $this->assertEqual($record->state(), Doctrine_Record::STATE_CLEAN);
         $this->assertEqual($record->entity2, 5);
         $this->assertEqual($record->entity1, 2);
-        $this->assertEqual($record->obtainIdentifier(), array("entity1" => 2, "entity2" => 5));
-        $record = $record->getTable()->find($record->obtainIdentifier());
+        $this->assertEqual($record->identifier(), array("entity1" => 2, "entity2" => 5));
+        $record = $record->getTable()->find($record->identifier());
 
         $this->assertEqual($record->state(), Doctrine_Record::STATE_CLEAN);
         $this->assertEqual($record->entity2, 5);
         $this->assertEqual($record->entity1, 2);
-        $this->assertEqual($record->obtainIdentifier(), array("entity1" => 2, "entity2" => 5));
+        $this->assertEqual($record->identifier(), array("entity1" => 2, "entity2" => 5));
         
         $record->refresh();
         $this->assertEqual($record->state(), Doctrine_Record::STATE_CLEAN);
         $this->assertEqual($record->entity2, 5);
         $this->assertEqual($record->entity1, 2);
-        $this->assertEqual($record->obtainIdentifier(), array("entity1" => 2, "entity2" => 5));
+        $this->assertEqual($record->identifier(), array("entity1" => 2, "entity2" => 5));
 
         $record = new EntityReference();
         $record->entity2 = 6;
@@ -301,7 +301,7 @@ class Doctrine_Record_TestCase extends Doctrine_UnitTestCase
 
         $this->connection->flush();
 
-        $task = $task->getTable()->find($task->obtainIdentifier());
+        $task = $task->getTable()->find($task->identifier());
 
         $this->assertEqual($task->name, "Task 1");
         $this->assertEqual($task->ResourceAlias[0]->name, "Resource 1");
@@ -373,7 +373,7 @@ class Doctrine_Record_TestCase extends Doctrine_UnitTestCase
         $this->assertEqual($user->created, null);
         $this->assertEqual($user->updated, null);
         $user->save();
-        $id = $user->obtainIdentifier();
+        $id = $user->identifier();
         $user = $user->getTable()->find($id);
         $this->assertEqual($user->name, "Jack Daniels");
         $this->assertEqual($user->created, null);
@@ -439,7 +439,7 @@ class Doctrine_Record_TestCase extends Doctrine_UnitTestCase
         $this->assertEqual($c->name, "child 1");
 
         $this->assertEqual($e->Child[0]->parent_id, 1);
-        $this->assertEqual($e->Child[0]->Parent->obtainIdentifier(), $e->obtainIdentifier());
+        $this->assertEqual($e->Child[0]->Parent->identifier(), $e->identifier());
 
 
         $this->assertEqual($e->Child[1]->parent_id, 1);
@@ -786,8 +786,8 @@ class Doctrine_Record_TestCase extends Doctrine_UnitTestCase
         $user->save();
 
         $this->assertEqual($user->Group->count(), 2);
-        $this->assertEqual($user->Group[1]->obtainIdentifier(), $record2->obtainIdentifier());
-        $this->assertFalse($user->Group[1]->obtainIdentifier() == $record->obtainIdentifier());
+        $this->assertEqual($user->Group[1]->identifier(), $record2->identifier());
+        $this->assertFalse($user->Group[1]->identifier() == $record->identifier());
 
 
         $user->Group[0] = $record;