db/migrate/20131104110509_create_rule_parameter_sets.rb


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class CreateRuleParameterSets < ActiveRecord::Migration
  def up
    unless table_exists? :rule_parameter_sets
      create_table :rule_parameter_sets do |a|
        a.integer :referential_id ,:limit => 8
        a.text :parameters
        a.string :name
        a.timestamps
      end
    end
  end

  def down
    if table_exists? :rule_parameter_sets
      execute "drop table rule_parameter_sets"
      # drop_table :rule_parameter_sets
    end
  end
end