SQL> SQL> SELECT object_name shortname, 2 DBMS_JAVA.LONGNAME (object_name) longname 3 FROM USER_OBJECTS 4 WHERE object_type = 'JAVA CLASS' 5 AND object_name != DBMS_JAVA.LONGNAME (object_name); AND object_name != DBMS_JAVA.LONGNAME (object_name) * ERROR at line 5: ORA-00904: "DBMS_JAVA"."LONGNAME": invalid identifier SQL> SQL> SQL>