socialforge/db/migrate/20160721075236_create_commits.rb

class CreateCommits < ActiveRecord::Migration
  def change
    create_table :commits do |t|
      t.integer :repository_id
      t.string :version
      t.string :committer
      t.text :comments
      t.datetime :committed_on
      t.integer :project_id

      t.timestamps
    end
  end
end