gitlab-org--gitlab-foss/db/migrate/20180116193854_create_lfs_file_locks.rb
2018-02-07 09:04:00 -05:00

30 lines
838 B
Ruby

class CreateLfsFileLocks < ActiveRecord::Migration
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
create_table :lfs_file_locks do |t|
t.references :project, null: false, foreign_key: { on_delete: :cascade }
t.references :user, null: false, index: true, foreign_key: { on_delete: :cascade }
t.datetime :created_at, null: false
t.string :path, limit: 511
end
add_index :lfs_file_locks, [:project_id, :path], unique: true
end
def down
if foreign_keys_for(:lfs_file_locks, :project_id).any?
remove_foreign_key :lfs_file_locks, column: :project_id
end
if index_exists?(:lfs_file_locks, [:project_id, :path])
remove_concurrent_index :lfs_file_locks, [:project_id, :path]
end
drop_table :lfs_file_locks
end
end