We have started to look into testing tez query engine. From initial results, we are getting 30% performance boost over Hive on smaller data set(1-10 GB) but Hive starts to perform better than Tez as data size increases. Like when we run a hive query with Tez on about 1.3 TB worth of data, it performs worse than hive alone.(~20% less performance) Details are in the post below. Evaluating Tez On a…
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