spark 为什么要用broadcast[转]
摘要：
为什么要用broadcast? 21down vote If you have huge array that is accessed from Spark Closures, for example some reference data, this array will be shipped t 阅读全文
posted @ 2016-11-14 20:25 zhouzhou0615 阅读(3620) 评论(0) 推荐(0) 编辑
