高并发下生成订单唯一流水号的方法

http://www.cnblogs.com/heyuquan/archive/2013/08/16/global-guid-identity-maxId.html

http://blog.csdn.net/hliq5399/article/details/7520886

http://bbs.csdn.net/topics/390677474

http://bbs.csdn.net/topics/390011163

http://www.baidu.com/s?tn=monline_5_dg&ie=utf-8&bs=%E5%B9%B6%E5%8F%91+%E7%BC%96%E5%8F%B7+%E9%87%8D%E5%A4%8D&f=8&rsv_bp=1&wd=%E5%B9%B6%E5%8F%91+%E7%BC%96%E5%8F%B7+%E9%87%8D%E5%A4%8D

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