Compression in Hive

2013-06-09 Thread Sachin Sudarshana
Hi, I have been testing the usefulness of compression in Hive. I have a general question, I would like to know if there are any particular cases where compression in hive can actually prove useful while running any MR jobs. Any pointers/examples would really be useful! Thank you, Sachin

Compression in Hive using different file formats

2013-06-09 Thread Sachin Sudarshana
Hi, I was testing Compression in Hive using different file formats. I have a table stored as a sequence file ,* facts_normal_seq*. Now I wish to create another table *facts_snappy_seq *by using Snappy compression codec. Is this the correct way to do this: *CREATE TABLE facts_snappy_seq ( , ..