並前往http://robertsong.pixnet.net/blog/post/345556463-%5Bsql%5D%5Boracle%5D-%E7%B7%9A%E4%B8%8A%E7%B7%B4%E7%BF%92%E8%B3%87%E6%96%99%E5%BA%AB-%28%E5%85%8D%E8%B2%BB%29
