摘要: 首先,我们在会话1(SID=63)中构造一个未提交的事务,如下: SQL> create table test as select * from dba_objects; SQL> select userenv('sid') from dual; SQL> delete from test wher 阅读全文
posted @ 2021-09-17 15:04 harrison辉 阅读(1028) 评论(0) 推荐(0)