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# See http://doc.gitlab.com/ce/development/migration_style_guide.html
# for more information on how to write migrations for GitLab.
# rubocop:disable RemoveIndex
class RemoveIndexForUsersCurrentSignInAt < ActiveRecord::Migration
include Gitlab::Database::MigrationHelpers
# Set this constant to true if this migration requires downtime.
DOWNTIME = false
disable_ddl_transaction!
def up
if index_exists? :users, :current_sign_in_at
if Gitlab::Database.postgresql?
execute 'DROP INDEX CONCURRENTLY index_users_on_current_sign_in_at;'
else
remove_index :users, :current_sign_in_at
end
end
end
def down
add_concurrent_index :users, :current_sign_in_at
end
end
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