in my opinion, multiple engine is not advantage, but reverse. it disperse the dev energy. consider the activity ,sparksql support all tpc ds without modify syntax! but hive cannot. consider the tech, dag, vectorization, etc sparksql also has, seems the code is more efficiently.
regards On 08/08/2016 08:48, Will Du wrote: First, hive supports different engines. Look forward it's dynamic engine switch Second, look forward hadoop 3rd gen and map reduce on memory will fill the gap Thanks, Will On 2016年8月7日, at 20:27, 理 <[email protected]> wrote: hi, sparksql improve so fast, both hive and sparksql are similar, so hive will lost or not? regards
