yeah if you want to see it in action look into the HDFS folder before the insert and after ( you should see a couple new files like 00000_1 ... in there ) . These are the newly added rows in the new output files from your insert job. You can look at the bloom filter indexes with hive --orcfiledump -rowindex ... <filename> http://www.slideshare.net/BenjaminLeonhardi/hive-loading-data
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