This is the documentation for Cloudera Impala 2.1.x.
Documentation for other versions is available at


Setting this option is equivalent to calling the setCacheBlocks method of the class org.apache.hadoop.hbase.client.Scan, in an HBase Java application. Helps to control the memory pressure on the HBase region server, in conjunction with the HBASE_CACHING query option. See HBASE_CACHING for details.


Default: false (shown as 0 in output of SET statement)