What is Hbase

Hbase is an open source column oriented NO-SQL i.e. non-relational database which is built on the top of the Hadoop eco system.

As we know Hadoop distributed file system provides sequential data access, on the other hand Hbase is used for Random data access.

Hbase is the best solution for huge dataset for fast and random read and write. It is not suitable for small data. Hbase provides flexible schema for the table which is completely differ from RDBMS.

Hbase stores its data in key value pair.

Difference between hbase and RDBMS

Component of HBase

How to Start HBase

To start Hbase in Hadoop first of all we need to check whether all the demons running for hbase or not. For that we need to run following command on our terminal:-

Sudo jps

hbase start

		Figure 1

Then you need to type following command to start hbase:-

hbase shell

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