gistfile1.txt

diff --git a/lib/dm-core/associations/relationship.rb b/lib/dm-core/associations/relationship.rb
index 081d646..2ca1822 100644
--- a/lib/dm-core/associations/relationship.rb
+++ b/lib/dm-core/associations/relationship.rb
@@ -81,10 +81,8 @@ module DataMapper
 
         with_repository(child_model) do |r|
           parent_identity_map = parent.repository.identity_map(parent_model)
-          child_identity_map  = r.identity_map(child_model)
 
           query_values = parent_identity_map.keys
-          query_values.reject! { |k| child_identity_map[k] }
 
           bind_values = query_values unless query_values.empty?
           query = child_key.zip(bind_values.transpose).to_hash
diff --git a/spec/integration/auto_migrations_spec.rb b/spec/integration/auto_migrations_spec.rb
index a53234d..1308379 100755
--- a/spec/integration/auto_migrations_spec.rb
+++ b/spec/integration/auto_migrations_spec.rb
@@ -131,7 +131,7 @@ if HAS_SQLITE3
 
           expected_value = types[name][4]
           it 'should properly typecast value' do
-            if DateTime == klass
+            if DateTime == klass || Time == klass
               @book.send(name).to_s.should == expected_value.to_s
             else
               @book.send(name).should == expected_value