摘要：
http://blog.csdn.net/gisinfo/article/details/8159875 1.Which two statements correctly describe the relationship among the Scheduler components: job, p... 阅读全文
摘要：
http://blog.csdn.net/rlhua/article/details/12225237 501.Note the output of the following query;SQL> SELECT flashback_archieve_name, status FROM dba_fl... 阅读全文