Introduciton to Apache Cassandra

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Introduciton to Apache Cassandra

  1. 1. INTRODUCTION TO CASSANDRA TRENDWISE ANALYTICS
  2. 2. Contents - What is the need of Cassandra (NoSQL) - Types of NoSQL - Installing and configuring Cassandra on your machine - Use Cases - Motivation Trendwise Analytics - Introduction to Cassandra 2
  3. 3. Trendwise Analytics RDBMS IS SO COOL !! 3
  4. 4. RDBMS The Awesome and the Not-So-Much Allows the user to represent complex relationships with the data to insert, select, update, delete, truncate, and merge data.  We can perform a rich variety of operations using functions based on relational algebra to find the desired output.  SQL provides a means of directly creating, altering, and dropping schema structures at runtime. RDBMS is easy to use and offer a low barrier to entry.  SQL allows you to easily integrate your RDBMS with a wide variety of systems.  Trendwise Analytics  4
  5. 5. → Partitioning tolerance is not supported by RDBMS. → Simultaneous write operations in bulk are not possible. Trendwise Analytics → Because of some of the inherent design decisions in RDBMS, it is not always as easy to scale. 5
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  29. 29. 1. Go to cassandra.apache.org/download/ 2. Download Latest version of Cassandra 3. Create the directories (details in readme.txt) 4. Give the path to your JDK 5. Run command 'bin/cassandra -f' to start the server 6. Open a new tab in terminal and start CQL shell with bin/cqlsh Trendwise Analytics Installing and Configuring Cassandra 29
  30. 30. Trendwise Analytics YOU'RE READY TO DO THE MAGIC !! 30
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