
Hadoop(Big Data) Interview questions and answers for freshers and experienced
What is the difference between a Hadoop database and Relational Database?
Hadoop is not a database, it is an architecture with a filesystem called HDFS. The data is stored in HDFS which does not have any predefined containers.
Relational database stores data in predefined containers.
what is HDFS?
Stands for Hadoop Distributed File System. It uses a framework...