Adds a branch for unlimited project hierarchy.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/work@2148 e93f8b46-1217-0410-a6f0-8f06a7374b81

nested_projects/db/migrate/029_create_wiki_contents.rb

@@ -0,0 +1,30 @@
+class CreateWikiContents < ActiveRecord::Migration
+  def self.up
+    create_table :wiki_contents do |t|
+      t.column :page_id, :integer, :null => false
+      t.column :author_id, :integer
+      t.column :text, :text
+      t.column :comments, :string, :limit => 255, :default => ""
+      t.column :updated_on, :datetime, :null => false
+      t.column :version, :integer, :null => false
+    end
+    add_index :wiki_contents, :page_id, :name => :wiki_contents_page_id
+    
+    create_table :wiki_content_versions do |t|
+      t.column :wiki_content_id, :integer, :null => false
+      t.column :page_id, :integer, :null => false
+      t.column :author_id, :integer
+      t.column :data, :binary
+      t.column :compression, :string, :limit => 6, :default => ""
+      t.column :comments, :string, :limit => 255, :default => ""
+      t.column :updated_on, :datetime, :null => false
+      t.column :version, :integer, :null => false
+    end
+    add_index :wiki_content_versions, :wiki_content_id, :name => :wiki_content_versions_wcid
+  end
+
+  def self.down
+    drop_table :wiki_contents
+    drop_table :wiki_content_versions
+  end
+end