Apache HBase (HBase) is the Hadoop database. It is a distributed, scalable, big data store. HBase is a sub-project of the Apache Hadoop project and is used to provide real-time read and write access to your big data. According to The Apache Software Foundation, the primary objective of Apache HBase is the hosting of very large tables (billions of rows X millions of columns) atop clusters of commodity hardware.
Also see Apache Hadoop and Hadoop Distributed File System (HDFS).
Top 5 Hadoop Related Questions
1. What is Apache Hadoop?
2. What is Hadoop MapReduce?
3. What is HortonWorks?
4. What is Hadoop Distributed File System?
5. What is unstructured data?