CompressedStorage - Apache Hive - Apache Software FoundationCompressed Data StorageKeeping data compressed in Hive tables has, in some cases, been known to give better performance than uncompressed storage; both in terms of disk usage and query performance. You can import text files compressed with Gzip or Bzip2 directly into a table stored as TextFile. The compression will be detected automatically and the file will be decompressed on-the-fly during query
