It's actually just an uncompressed UTF-8 text file. This was essentially the create table clause: CREATE EXTERNAL TABLE foo ROW FORMAT DELIMITED STORED AS TEXTFILE LOCATION '/data/foo'
Using Hive 0.7. On Mon, Aug 15, 2011 at 10:37 AM, Loren Siebert <lo...@siebert.org> wrote: > Is your external file compressed with GZip or BZip? Those file formats > aren’t splittable, so they get assigned to one mapper. > > On Aug 15, 2011, at 10:23 AM, Jon Bender wrote: > > > Hello, > > > > I have external tables in Hive stored in a single flat text file. When I > execute queries against it, all of my jobs are run as a single map task, > even on very large tables. > > > > What steps do I need to make to ensure that these queries are split up > and pushed out to multiple TTs? Do I need to store the Hive tables in a > different internal file format? Make some configuration changes? > > > > Thanks! > > Jon > >