Oracle SQL语句优化

1)  查看执行计划

http://www.tuicool.com/articles/I7B3E3Y

2) Oracle执行计划中的连接方式的种类

http://blog.csdn.net/ziwen00/article/details/8799787

3) SQL语句的连接优化实例

http://blog.csdn.net/dataminer_2007/article/details/41826915

4) Oracle Hint Help (Official website)

https://docs.oracle.com/cd/B13789_01/server.101/b10752/hintsref.htm

5) related books

http://www.dba-oracle.com/t_leading_hint.htm

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Oracle order by优化:

http://bbs.csdn.net/topics/390947271

http://5073392.blog.51cto.com/5063392/1568984

CBO
https://baike.baidu.com/item/cbo/756193?fr=aladdin