APACHE -CASSANDRA INSTALLATION ON UBUNTU

 Apache -Cassandra

Cassandra is a NoSQL database which is distributed and scalable. It is provided by Apache Software Foundation.Apache Cassandra is highly scalable, high performance, distributed NoSQL database. Cassandra is designed to handle huge amount of data across many commodity servers, providing high availability without a single point of failure.Cassandra has a distributed architecture which is capable to handle a huge amount of data. Data is placed on different machines with more than one replication factor to attain a high availability without a single point of failure.

Step 1:

Before cassandra you have to need install java1.8>= 

https://www.oracle.com/in/java/technologies/javase/javase8-archive-downloads.html


step 2:

python is needed for  install cassandra 

Install Python 2.7

sudo apt-add-repository universe

sudo apt update

sudo apt install python2-minimal

python2 -V


Step 3:

Download cassandra 3.11.15 https://cassandra.apache.org/_/download.html

-->extract the tar cassandra tar file

tar -zxvf apache-cassandra-3.11.13-bin.tar.gz


Step 4:

bin/cassandra -f


   Starting listening for CQL clients ...  if you getting this line your cassandra had started listening

and you had successfully installed cassandra.

Step 5:

without closing the terminal you have to open the new terminal.

Enter into the cassandra shell

bin/cqlsh


Apache-cassandra has been successfully installed.




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