As noted in HIVE-5783, we hard code the input formats mapped to keywords. It'd be nice if there was a registration system so we didn't need to do that.
Parameterize HCatMapReduceTest for testing against all Hive storage formats
CREATE TABLE should support STORED AS AVRO
hive.default.fileformat should accept all formats described by StorageFormatDescriptor
Native Parquet Support in Hive