From 38d685e06e0a0a2c90c5ee88cdf5adc5b548618c Mon Sep 17 00:00:00 2001
From: danielgrippi <danielgrippi@gmail.com>
Date: Mon, 17 Oct 2011 18:19:02 -0700
Subject: [PATCH] add proper index to comments
---
db/migrate/20111018010003_add_back_indexes.rb | 18 ++++++++++++++++++
db/schema.rb | 5 ++++-
2 files changed, 22 insertions(+), 1 deletion(-)
create mode 100644 db/migrate/20111018010003_add_back_indexes.rb
diff --git a/db/migrate/20111018010003_add_back_indexes.rb b/db/migrate/20111018010003_add_back_indexes.rb
new file mode 100644
index 0000000000..dcd13a6c05
--- /dev/null
+++ b/db/migrate/20111018010003_add_back_indexes.rb
@@ -0,0 +1,18 @@
+class AddBackIndexes < ActiveRecord::Migration
+ def self.up
+ # reduce index size
+ change_column :comments, :commentable_type, :string, :default => "Post", :null => false, :length => 60
+ change_column :share_visibilities, :shareable_type, :string, :default => "Post", :null => false, :length => 60
+
+ add_index :photos, :status_message_guid
+ add_index :comments, [:commentable_id, :commentable_type]
+ end
+
+ def self.down
+ remove_index :comments, :column => [:commentable_id, :commentable_type]
+ remove_index :photos, :column => :status_message_guid
+
+ change_column :share_visibilities, :shareable_type
+ change_column :comments, :commentable_type
+ end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 19eec1a2a9..093e835720 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
#
# It's strongly recommended to check this file into your version control system.
-ActiveRecord::Schema.define(:version => 20111012215141) do
+ActiveRecord::Schema.define(:version => 20111018010003) do
create_table "aspect_memberships", :force => true do |t|
t.integer "aspect_id", :null => false
@@ -62,6 +62,7 @@ ActiveRecord::Schema.define(:version => 20111012215141) do
end
add_index "comments", ["author_id"], :name => "index_comments_on_person_id"
+ add_index "comments", ["commentable_id", "commentable_type"], :name => "index_comments_on_commentable_id_and_commentable_type"
add_index "comments", ["guid"], :name => "index_comments_on_guid", :unique => true
create_table "contacts", :force => true do |t|
@@ -262,6 +263,8 @@ ActiveRecord::Schema.define(:version => 20111012215141) do
t.integer "comments_count"
end
+ add_index "photos", ["status_message_guid"], :name => "index_photos_on_status_message_guid"
+
create_table "pods", :force => true do |t|
t.string "host"
t.boolean "ssl"
--
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