Doug Cutting has posted on the topic of thread safety a couple of times.
Doug Cutting曾几次发表线程安全性的主题。
You'll notice the same theme if you hang out on the lucene-user list and listen to Doug Cutting answering questions.
如果你在Lucene用户列表上闲逛或者听Doug Cutting回答问题,你会看到同样的主题。
Doug Cutting (DC) : Yahoo! Regularly USES Hadoop for research tasks to improve its products and services such as ranking functions, AD targeting, etc.
Doug Cutting (DC): Yahoo定期在搜索业务上使用Hadoop来提高其产品和服务,如排名功能和目标广告等。
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