Category Archives: DBMS

DBMS | Data Marts

Datawarehouse and Data Mart, both are storage components of HDFS. Data mart is such a storage component which is concerned on a specific department of… Read More »

Data Warehouse Architecture

A data-warehouse is a heterogeneous collection of different data sources organised under a unified schema. There are 2 approaches for constructing data-warehouse: Top-down approach and… Read More »

Apache HBase

Prerequisite – Introduction to Hadoop HBase is a data model that is similar to Google’s big table. It is an open source, distributed database developed… Read More »