Identify if the installation is Enterprise or Standard

Question

How to identify if the installation is of Enterprise or Standard in Oracle 9i?
SQL> SElect * from product_component_version ;
PRODUCT VERSION
STATUS
NLSRTL 9.2.0.3.0
Production
Oracle9i 9.2.0.3.0
Production
PL/SQL 9.2.0.3.0
Production
TNS for 32-bit Windows: 9.2.0.3.0
Production
SQL> SElect * from v$version ;
BANNER
Oracle9i Release 9.2.0.3.0 - Production
PL/SQL Release 9.2.0.3.0 - Production
CORE 9.2.0.3.0 Production
TNS for 32-bit Windows: Version 9.2.0.3.0 - Production
NLSRTL Version 9.2.0.3.0 - Production

Answer 1

SQL> select * from v$version;
BANNER
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - Production
PL/SQL Release 11.2.0.1.0 - Production
CORE    11.2.0.1.0      Production
TNS for 32-bit Windows: Version 11.2.0.1.0 - Production
NLSRTL Version 11.2.0.1.0 - Production
SQL>
SQL> select * from v$version;
BANNER
Oracle Database 10g Release 10.2.0.1.0 - Production
PL/SQL Release 10.2.0.1.0 - Production
CORE    10.2.0.1.0      Production
TNS for 32-bit Windows: Version 10.2.0.1.0 - Production
NLSRTL Version 10.2.0.1.0 - Production
SQL>