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But google's dremel actually doesnt use Map-Reduce at all. So is this using just the HDFS and a new layer along side map-r that is using the HDFS?
by hobbyist 14y ago
But google's dremel actually doesnt use Map-Reduce at all. So is this using just the HDFS and a new layer along side map-r that is using the HDFS?
- qwertymaniac 14y agoImpala does not seem to be using MR at all, see note: https://ccp.cloudera.com/display/IMPALA10BETADOC/Impala+Frequently+Asked+Questions#ImpalaFrequentlyAskedQuestions-HowdoesImpalacomparetoHive%2FPig%3FCanIdotransformsoraddnewfunctionality%3F https://ccp.cloudera.com/display/IMPALA10BETADOC/Impala+Freq...