android数据库升级

sqlite3

http://www.tuicool.com/articles/2iyU3aQ

http://androidll.iteye.com/blog/1570943

http://blog.csdn.net/ljz2009y/article/details/24045823

http://www.cnblogs.com/lee0oo0/archive/2013/02/07/2908274.html

http://blog.csdn.net/jiangwei0910410003/article/details/39670813

http://blog.csdn.net/leehong2005/article/details/9128501