--进入用sys进入sqlplus修改 --win + r --> cmd --在cmd命令窗口输入：sqlplus / as sysdba --修改用户密码：alter user Scott identified by p@ssw0rd;
注：可以修改sys密码
--进入用sys进入sqlplus修改 --win + r --> cmd --在cmd命令窗口输入：sqlplus / as sysdba --修改用户密码：alter user Scott identified by p@ssw0rd;
注：可以修改sys密码