Query SQL:
SELECT A.ACAD_GROUP, A.ACAD_ORG, A.SUBJECT, A.CATALOG_NBR, A.DESCR, A.CLASS_SECTION, A.SSR_COMPONENT, A.ROOM_CAP_REQUEST, A.ENRL_CAP, A.ENRL_TOT, A.ACAD_CAREER, C.UNITS_ACAD_PROG, A.STRM, A.SESSION_CODE, A.CRSE_ID, A.INSTRUCTION_MODE, TO_CHAR(A.START_DT,'YYYY-MM-DD'), TO_CHAR(A.END_DT,'YYYY-MM-DD'), E.FACILITY_ID, TO_CHAR(CAST((E.MEETING_TIME_START) AS TIMESTAMP),'HH24.MI.SS.FF'), TO_CHAR(CAST((E.MEETING_TIME_END) AS TIMESTAMP),'HH24.MI.SS.FF'), decode ( E.MON, 'Y', 'Mo') || decode ( E.TUES, 'Y', 'Tu') || decode ( E.WED, 'Y', 'We') || decode ( E.THURS, 'Y', 'Th') || decode ( E.FRI, 'Y', 'Fr') || decode ( E.SAT, 'Y', 'Sa') || decode ( E.SUN, 'Y', 'Su'), B.NAME_DISPLAY, B.EMPLID, B.INSTR_ROLE, TO_CHAR(SYSDATE,'YYYY-MM-DD'),A.CRSE_OFFER_NBR
FROM PS_CLASS_TBL A, PS_CLASS_MTG_PAT E, PS_CLASS_INSTR_VW5 B, PS_CRSE_CATALOG C
WHERE ( A.INSTITUTION = :1
AND A.STRM = :2
AND ( A.ACAD_ORG = :3
OR :3 IS NULL)
AND ( A.SUBJECT = :4
OR :4 IS NULL)
AND A.CRSE_ID = E.CRSE_ID (+)
AND A.CRSE_OFFER_NBR = E.CRSE_OFFER_NBR (+)
AND A.STRM = E.STRM (+)
AND A.SESSION_CODE = E.SESSION_CODE (+)
AND A.CLASS_SECTION = E.CLASS_SECTION (+)
AND E.CRSE_ID = B.CRSE_ID (+)
AND E.CRSE_OFFER_NBR = B.CRSE_OFFER_NBR (+)
AND E.STRM = B.STRM (+)
AND E.SESSION_CODE = B.SESSION_CODE (+)
AND E.CLASS_SECTION = B.CLASS_SECTION (+)
AND E.CLASS_MTG_NBR = B.CLASS_MTG_NBR (+)
AND A.CRSE_ID = C.CRSE_ID
AND C.EFFDT =
(SELECT MAX(C_ED.EFFDT) FROM PS_CRSE_CATALOG C_ED
WHERE C.CRSE_ID = C_ED.CRSE_ID
AND C_ED.EFFDT <= SYSDATE)
AND A.CLASS_STAT = 'A' )
ORDER BY 2, 3, 4, 6