物化视图概述
http://blog.csdn.net/tianlesoftware/article/details/4713553
http://blog.csdn.net/hdhai9451/article/details/3875172
物化视图fast refresh 相关之物化视图日志
https://docs.oracle.com/cd/B10501_01/server.920/a96567/repplan.htm#16628
https://docs.oracle.com/cd/B10501_01/server.920/a96567/repmview.htm
物化视图官方文档
https://docs.oracle.com/cd/B10501_01/server.920/a96567/repmview.htm#31780
物化视图语法
https://docs.oracle.com/cd/B19306_01/server.102/b14200/statements_6003.htm