摘要：1. view the default user account1 SQL> select username from dba_users;2. lock all users and set their password to expired1 SQL> select ‘alter user ‘||... 阅读全文

摘要：1.how to create a tablespace that employs the most common features1 create tablespace tb_name #create bigfile tablespace tb_name2 datafile ‘/... 阅读全文