StartSynchronizationManager::deleteConnectionData

private function deleteConnectionData(int $connectionId): void
{
	global $DB;
	$DB->Query("
		DELETE FROM b_calendar_event_connection
		WHERE CONNECTION_ID = " . $connectionId . ";"
	);

	$DB->Query("
		DELETE FROM b_calendar_section_connection
		WHERE CONNECTION_ID = " . $connectionId . ";"
	);

	$DB->Query("
		DELETE FROM b_dav_connections 
		WHERE ID = " . $connectionId . ";"
	);
}