SELECT TO_CHAR(to_date(CREATION_DATE,dd/mm/yy\'),\'YY-MM-DD\') LOGIN_DATE, count(TO_CHAR(to_date(CREATION_DATE,'dd/mm/yy\'),\'YY-MM-DD\')) LOGIN_COUNT, SUCCESS_FLAG SUCCESS_FLAG FROM KNTA_LOGON_ATTEMPTS WHERE TO_CHAR(to_date(CREATION_DATE,'dd/mm/yy\'),\'YY-MM-DD\') >= TO_CHAR(to_date(CURRENT_DATE-15,'dd/mm/yy\'),\'YY-MM-DD\') GROUP BY TO_CHAR(to_date(CREATION_DATE,'dd/mm/yy\'),\'YY-MM-DD\'), SUCCESS_FLAG ORDER BY Login_Date'