oracle数据库spfile

http://blog.chinaunix.net/uid-8996530-id-3195808.html

http://www.cnblogs.com/HondaHsu/p/4885318.html

http://www.bitscn.com/pdb/oracle/200604/17839.html

http://www.cnblogs.com/kerrycode/p/3254154.html