It helps you in storing data and running applications on clusters of commodity hardware.
It is a data processing framework for running large-scale data analytics applications across the large number of computers.
Hive helps you to facilitates reading, writing, and managing large datasets residing in distributed storage.
Hbase is a non-relational database which uses HDFS as storage for keeping its data.
Electric search is the information facilitation data software.
It represents a shift away from traditional relational database management systems (RDBMS).