2.启动 sqlplus / as sysdba SQL> startup SQL> select status from v$instance;
3.(可选)重建scott方案 @?/rdbms/admin/utlsampl.sql
4.解锁scott账号 使用sys用户解锁 sqlplus / as sysdba SQL> alter user scott identified by tiger unlock;
分享题目:【学习】SQL基础-001-前期准备
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