Disclaimer: The opinions expressed here are my own and do not necessarily represent those of current or past employers.Twitter / Photos Disclaimer: The opinions expressed here are my own and do not necessarily represent those of current or past employers. Twitter / Photos この投稿はSpark, SQL on Hadoop etc. Advent Calendar 2014の5日目の記事です。 Apache Sentry(以下Sentry)を使えば、HiveやImpala、Cloudera Search(SolrCloud