introduciton to apache cassandra
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INTRODUCTION TO CASSANDRA
TRENDWISE ANALYTICS
Contents
- What is the need of Cassandra (NoSQL)
- Types of NoSQL
- Introduction to Cassandra
- Installing and configuring Cassandra on your machine
- Use Cases
- Motivation
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RDBMS IS SO COOL !!
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.
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→ Because of some of the inherent design decisions in RDBMS, it is not always as easy to scale.
→ Partitioning tolerance is not supported by RDBMS.
→ Simultaneous write operations in bulk are not possible.
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Installing and Configuring Cassandra
1. Go to cassandra.apache.org/download/2. Download Latest version of Cassandra3. Create the directories (details in
readme.txt)4. Give the path to your JDK5. Run command 'bin/cassandra -f' to start
the server 6. Open a new tab in terminal and start CQL
shell with bin/cqlsh
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YOU'RE READY TO DO THE MAGIC !!
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