view db/migrate/.svn/text-base/20091227112908_change_wiki_contents_text_limit.rb.svn-base @ 159:4e485928a26b cannam-pre-20110113-merge

* Simplify table construction, with name and description in the same cell and some layout tidying. Eliminates minor bug that made name and description highlight separately on mouseover.

class ChangeWikiContentsTextLimit < ActiveRecord::Migration
  def self.up
    # Migrates MySQL databases only
    # Postgres would raise an error (see http://dev.rubyonrails.org/ticket/3818)
    # Not fixed in Rails 2.3.5
    if ActiveRecord::Base.connection.adapter_name =~ /mysql/i
      max_size = 16.megabytes
      change_column :wiki_contents, :text, :text, :limit => max_size
      change_column :wiki_content_versions, :data, :binary, :limit => max_size
    end
  end

  def self.down
    # no-op
  end
end