I am executing this query i SQL server and it is working fine but when I try to execute it in oracle, then it generates an error that invalid identifier "IS NULL". Can anyone translate this query in oracle supported query? Please help me. Thank you
SELECT
RM_LIVE.EMPLOYEE.EMPNO, RM_LIVE.EMPNAME.FIRSTNAME,
RM_LIVE.EMPNAME.LASTNAME, RM_LIVE.CRWBASE.BASE ,RM_LIVE.CRWCAT.crwcat AS "Rank",
isnull(nullif(MAX(CASE WHEN RM_LIVE.CRWSPECFUNC.IDCRWSPECFUNC IN ('29','721') THEN '0.25' ELSE '1' END),'0'),'1') *
isnull(nullif(MAX(CASE WHEN RM_LIVE.CRWSPECFUNC.IDCRWSPECFUNC IN ('921','301','30','722','601','581') THEN '0.50' ELSE '1' END),'0'),'1') *
isnull(nullif(MAX(CASE WHEN RM_LIVE.CRWSPECFUNC.IDCRWSPECFUNC IN ('2','1', '4') THEN '0.70' ELSE '1' END),'0'),'1') *
isnull(nullif(MIN(CASE WHEN RM_LIVE.CRWSPECFUNC.IDCRWSPECFUNC IN ('1','2') then '0' else '1' END) *
MAX(CASE WHEN RM_LIVE.CRWSPECFUNC.IDCRWSPECFUNC IN ('4') then '0.20' else '0' END),'0'),'1') *
isnull(nullif(MAX(CASE WHEN RM_LIVE.CRWSPECFUNC.IDCRWSPECFUNC IN ('31','723') THEN '0.75' ELSE '1' END),'0'),'1') *
isnull(nullif(MAX(CASE WHEN RM_LIVE.CRWSPECFUNC.IDCRWSPECFUNC = '861' THEN '0.80' ELSE '1' END),'0'),'1') *
isnull(nullif(MAX(CASE WHEN RM_LIVE.CRWSPECFUNC.IDCRWSPECFUNC IN ('17','302','16') THEN '0.85' ELSE '1' END),'0'),'1') *
isnull(nullif(MAX(CASE WHEN RM_LIVE.CRWSPECFUNC.IDCRWSPECFUNC IN ('3','7') THEN '0.90' ELSE '1' END),'0'),'1') AS "FTE VALUE"
FROM RM_LIVE.EMPBASE,
RM_LIVE.EMPLOYEE,
RM_LIVE.CRWBASE,
RM_LIVE.EMPNAME,
RM_LIVE.CRWSPECFUNC,
RM_LIVE.EMPSPECFUNC,RM_LIVE.EMPQUALCAT,RM_LIVE.CRWCAT
where RM_LIVE.EMPBASE.IDEMPNO = RM_LIVE.EMPLOYEE.IDEMPNO
AND RM_LIVE.EMPBASE.IDCRWBASE = RM_LIVE.CRWBASE.IDCRWBASE
AND RM_LIVE.EMPLOYEE.IDEMPNO = RM_LIVE.EMPNAME.IDEMPNO
AND RM_LIVE.EMPSPECFUNC.IDCRWSPECFUNC =RM_LIVE.CRWSPECFUNC.IDCRWSPECFUNC
AND RM_LIVE.EMPSPECFUNC.IDEMPNO =RM_LIVE.EMPLOYEE.IDEMPNO
AND RM_LIVE.EMPQUALCAT.IDEMPNO=RM_LIVE.EMPLOYEE.IDEMPNO
AND RM_LIVE.CRWCAT.IDCRWCAT = RM_LIVE.EMPQUALCAT.IDCRWCAT
AND RM_LIVE.CRWCAT.crwcat IN ('CP','FO','CM','MC')
AND RM_LIVE.CRWBASE.BASE <> 'XYZ'
AND RM_LIVE.CRWSPECFUNC.IDCRWSPECFUNC IN
('921','2' ,'1','301','17','4','3','7','302' ,'861','31',
'723','30','722 ','29 ','721','16','601','581')
AND RM_LIVE.EMPBASE.STARTDATE <= SYSDATE
AND RM_LIVE.EMPBASE.ENDDATE >= SYSDATE
AND RM_LIVE.EMPSPECFUNC.STARTDATE <= SYSDATE
AND RM_LIVE.EMPSPECFUNC.ENDDATE >= SYSDATE
AND RM_LIVE.EMPNAME.FROMDATE <=SYSDATE
AND RM_LIVE.EMPQUALCAT.STARTDATE <= SYSDATE
AND RM_LIVE.EMPQUALCAT.ENDDATE >= SYSDATE
AND TRUNC(RM_LIVE.EMPSPECFUNC.STARTDATE) <= TO_DATE('01/JAN/2013','dd/mon/yyyy')
AND TRUNC(RM_LIVE.EMPSPECFUNC.ENDDATE) > = TO_DATE('01/JAN/2013','dd/mon/yyyy')
GROUP BY RM_LIVE.EMPLOYEE.EMPNO, RM_LIVE.EMPNAME.FIRSTNAME,
RM_LIVE.EMPNAME.LASTNAME, RM_LIVE.CRWBASE.BASE,RM_LIVE.CRWCAT.crwcat;