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# frozen_string_literal: true
class AddUserIdToGroupImportStates < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
unless column_exists?(:group_import_states, :user_id)
with_lock_retries do
add_column :group_import_states, :user_id, :bigint
end
end
add_concurrent_foreign_key :group_import_states, :users, column: :user_id, on_delete: :cascade
add_concurrent_index :group_import_states, :user_id, where: 'user_id IS NOT NULL', name: 'index_group_import_states_on_user_id'
end
def down
with_lock_retries do
remove_column :group_import_states, :user_id
end
end
end
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