How-to : Write a CoProcessor in HBase
What is Coprocessor in HBase ? Coprocessor is a mechanism which helps to move computations closer to the data in HBase. It is like a Mapreduce framework to distribute tasks across the cluster. You can...
Tagged: hbase
Hive Strict Mode
What is Hive Strict Mode ? Hive Strict Mode ( hive.mapred.mode=strict) enables hive to restrict certain performance intensive operations. Such as – It restricts queries of partitioned tables without a WHERE clause. hive> set hive.mapred.mode=strict;...