ORACLE|ORACLE_HOME(오라클 홈 디텍토리) 경로 Data Dictionary에서 조회 하기

SELECT  file_spec 

      , SUBSTR(file_spec, 1, INSTR(file_spec, '/', -1, 2) -1) AS UNIX_ORACLE_HOME 

      , SUBSTR(file_spec, 1, INSTR(file_spec, '\', -1, 2) -1) AS WINDOWS_ORACLE_HOME

FROM    dba_libraries

WHERE   library_name = 'DBMS_SUMADV_LIB';