如何重置oracle 10g SYS 的密码 安装完oracle 10g后,竟然将安装时设置的系统密码忘记。在同事的帮助下通过一下方法解决。 1.oracle的密码文件存在于:oracle_home/database/pwdsid>.ora 2.使用orapwd 重置SYS密码 C:oracleproduct10.2.0db_1database>orapwd Usage: orapwd file=fname> password=password> entries=users> force=y/n> C:oracleproduct10.2.0db_1database>orapwd file=PWDorcl.ora password=20120020 entries=5 force=y where file - name of password file (mand), password - password for SYS (mand), entries - maximum number of distinct DBA and force - whether to overwrit e existing file (opt), OPERs (opt), There are no spaces around the equal-to (=) character.