adding index on annotations

mlc · Jan 12, 2012 · fd59603 · fd59603
1 parent d56db29
commit fd59603
Show file tree

Hide file tree

Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/db/migrate/20120112010455_add_index_for_annotations.rb b/db/migrate/20120112010455_add_index_for_annotations.rb
@@ -0,0 +1,9 @@
+class AddIndexForAnnotations < ActiveRecord::Migration
+  def self.up
+    add_index :annotations, [:container_id, :container_type]
+  end
+
+  def self.down
+    remove_index :annotations, [:container_id, :container_type]
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
@@ -9,7 +9,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20120112005028) do
+ActiveRecord::Schema.define(:version => 20120112010455) do
 
   create_table "annotations", :force => true do |t|
     t.integer "container_id"
@@ -19,6 +19,7 @@
     t.string  "container_type"
   end
 
+  add_index "annotations", ["container_id", "container_type"], :name => "index_annotations_on_container_id_and_container_type"
   add_index "annotations", ["container_id"], :name => "index_annotation_on_instantiation_id"
 
   create_table "asset_date_types", :force => true do |t|