SQL> show user
USER is "ORACLE"
SQL>  select * from v$version;

BANNER
----------------------------------------------------------------
Oracle Database 10g Enterprise Edition Release 10.2.0.3.0 - 64bi
PL/SQL Release 10.2.0.3.0 - Production
CORE    10.2.0.3.0      Production
TNS for Solaris: Version 10.2.0.3.0 - Production
NLSRTL Version 10.2.0.3.0 - Production

SQL>  CREATE GLOBAL TEMPORARY TABLE TEMPXML OF XMLTYPE
  2   ON COMMIT PRESERVE ROWS
  3   NOCACHE;

Table created.

SQL>