adds two migrations to create old_node_tags and node_tags table and indexes. Does not change existing table structure or populate tables with any data

db/migrate/011_create_node_tags.rb

@@ -0,0 +1,21 @@
+class CreateNodeTags < ActiveRecord::Migration
+  def self.up
+    create_table "current_node_tags", myisam_table do |t|
+      t.column "id", :bigint, :limit => 64
+      t.column "sequence_id", :bigint, :limit => 11
+      t.column "k",  :string,                :default => "", :null => false
+      t.column "v",  :string,                :default => "", :null => false
+    end
+
+    add_index "current_node_tags", ["id"], :name => "current_node_tags_id_idx"
+    add_primary_key "current_node_tags", ["sequence_id", "id"]
+       
+    execute "CREATE FULLTEXT INDEX `current_node_tags_v_idx` ON `current_node_tags` (`v`)"
+
+
+  end
+
+  def self.down
+    drop_table :current_node_tags
+  end
+end

db/migrate/012_create_old_node_tags.rb

@@ -0,0 +1,19 @@
+class CreateOldNodeTags < ActiveRecord::Migration
+  def self.up
+    create_table "node_tags", myisam_table do |t|
+      t.column "id",      :bigint,  :limit => 64, :default => 0, :null => false
+      t.column "sequence_id", :bigint, :limit => 11
+      t.column "k",       :string
+      t.column "v",       :string
+      t.column "version", :bigint,  :limit => 20
+    end
+
+    add_index "node_tags", ["version"], :name => "node_tags_id_version_idx"
+    add_primary_key "node_tags", ["id", "version", "sequence_id"]
+
+  end
+
+  def self.down
+    drop_table :node_tags
+  end
+end