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【译文】Apache HAWQ:MPP的进化 | 记忆碎片

 6 years ago
source link: http://www.wangjialong.cc/2018/01/11/hwaq_info/?
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前言最近研究Hive和Impala的时候,发现了它们的计算方式的不同,Hive是使用Map Reduce或Tez来执行tasks,而Impala使用的是MPP,以前在课上也对MPP有所了解,但不是很懂,因此到网上查阅了很多资料。最后发现了这篇英文的博客比较好Apache HAWQ,对两者的比较也较为详细,在此将它翻译一下,加深一下自己的理解。

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