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10g下面可以
原帖由 jieyancai 于 2008-3-21 12:11 发表 ![]()
$ sqlplus /nolog
SQL*Plus: Release 9.2.0.8.0 - Production on Fri Mar 21 12:15:34 2008
Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved.
SQL> conn /as sysdba
Connected.
SQL> SELECT SYS_CONTEXT('USERENV', 'SERVER_HOST'),
2 SYS_CONTEXT('USERENV', 'DB_UNIQUE_NAME'),
3 SYS_CONTEXT('USERENV', 'INSTANCE_NAME'),
4 SYS_CONTEXT('USERENV', 'SERVICE_NAME'),
5 SYS_CONTEXT('USERENV', 'DB_DOMAIN')
6 FROM dual;
FROM dual
*
ERROR at line 6:
ORA-02003: invalid USERENV parameter |
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