gitlab-org--gitlab-foss/db/migrate/20180531185349_add_repository_languages.rb

30 lines
962 B
Ruby

class AddRepositoryLanguages < ActiveRecord::Migration[4.2]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
# rubocop:disable Migration/PreventStrings
def up
create_table(:programming_languages) do |t|
t.string :name, null: false
t.string :color, null: false
t.datetime_with_timezone :created_at, null: false
end
create_table(:repository_languages, id: false) do |t|
t.references :project, null: false, foreign_key: { on_delete: :cascade }
t.references :programming_language, null: false
t.float :share, null: false
end
add_index :programming_languages, :name, unique: true
add_index :repository_languages, [:project_id, :programming_language_id],
unique: true, name: "index_repository_languages_on_project_and_languages_id"
end
# rubocop:enable Migration/PreventStrings
def down
drop_table :repository_languages
drop_table :programming_languages
end
end