Hadoop 2.3.0 added HDFS caching.
We should use this for small internal use tables (like !METADATA) and we should probably have a configurable option to use it for tables, with a stern warning that it should only be enabled on small tables that will be frequently used.
|Field||Original Value||New Value|
|Summary||Take advantage of HDFS caching||Take advantage of HDFS caching to improve MTTR|
|Fix Version/s||1.8.0 [ 12329879 ]|
|Fix Version/s||1.7.0 [ 12324607 ]|