diff --git a/test_app/db/migrate/20110201164012_create_impressions_table.rb b/test_app/db/migrate/20110201164012_create_impressions_table.rb
deleted file mode 100644
index c2b4533..0000000
--- a/test_app/db/migrate/20110201164012_create_impressions_table.rb
+++ /dev/null
@@ -1,20 +0,0 @@
-class CreateImpressionsTable < ActiveRecord::Migration
-  def self.up
-    create_table :impressions, :force => true do |t|
-      t.string :impressionable_type
-      t.integer :impressionable_id
-      t.integer :user_id
-      t.string :controller_name
-      t.string :action_name
-      t.string :view_name
-      t.string :request_hash
-      t.string :ip_address
-      t.string :message
-      t.timestamps
-    end
-  end
-
-  def self.down
-    drop_table :impressions
-  end
-end
\ No newline at end of file
diff --git a/test_app/db/migrate/20110212032114_create_impressions_table.rb b/test_app/db/migrate/20110212032114_create_impressions_table.rb
new file mode 100644
index 0000000..751b536
--- /dev/null
+++ b/test_app/db/migrate/20110212032114_create_impressions_table.rb
@@ -0,0 +1,27 @@
+class CreateImpressionsTable < ActiveRecord::Migration
+  def self.up
+    create_table :impressions, :force => true do |t|
+      t.string :impressionable_type
+      t.integer :impressionable_id
+      t.integer :user_id
+      t.string :controller_name
+      t.string :action_name
+      t.string :view_name
+      t.string :request_hash
+      t.string :ip_address
+      t.string :message
+      t.timestamps
+    end
+    add_index :impressions, [:impressionable_type, :impressionable_id, :request_hash, :ip_address], :name => "poly_index", :unique => false
+    add_index :impressions, [:controller_name,:action_name,:request_hash,:ip_address], :name => "controlleraction_index", :unique => false
+    add_index :impressions, :user_id
+  end
+
+  def self.down
+    remove_index :impressions, :name => :poly_index
+    remove_index :impressions, :name => :controlleraction_index
+    remove_index :impressions, :user_id
+    
+    drop_table :impressions
+  end
+end
\ No newline at end of file
diff --git a/test_app/db/schema.rb b/test_app/db/schema.rb
index 05581aa..caf8529 100644
--- a/test_app/db/schema.rb
+++ b/test_app/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20110210205028) do
+ActiveRecord::Schema.define(:version => 20110212032114) do
 
   create_table "articles", :force => true do |t|
     t.string   "name"
@@ -32,6 +32,10 @@ ActiveRecord::Schema.define(:version => 20110210205028) do
     t.datetime "updated_at"
   end
 
+  add_index "impressions", ["controller_name", "action_name", "request_hash", "ip_address"], :name => "controlleraction_index"
+  add_index "impressions", ["impressionable_type", "impressionable_id", "request_hash", "ip_address"], :name => "poly_index"
+  add_index "impressions", ["user_id"], :name => "index_impressions_on_user_id"
+
   create_table "posts", :force => true do |t|
     t.string   "name"
     t.datetime "created_at"