public function delete_many( $wheres ) {

		$format = array_fill( 0, count( $wheres ), '%s' );
		$prev   = $this->wpdb->show_errors( false );
		$result = $this->wpdb->delete( $this->table->get_table_name( $this->wpdb ), $wheres, $format );
		$this->wpdb->show_errors( $prev );

		if ( $this->wpdb->last_error ) {
			throw $this->generate_exception_from_db_error();
		}

		return (bool) $result;
	}