有2种方法，详情如下：
1) file $ORACLE_HOME/bin/oracle
/oracle92/app/oracle/product/9.2.0.1/bin/oracle: ELF 64bit MSB executable SPARCV9 Version 1, dynamically linked, not stripped
2)SQL> select * from v$version;
BANNER
Oracle9i Enterprise Edition Release 9.2.0.6.0 64bit Production
PL/SQL Release 9.2.0.6.0 Production
CORE 9.2.0.6.0 Production
TNS for Solaris: Version 9.2.0.6.0 Production
NLSRTL Version 9.2.0.6.0 – Production