Apache Cassandra

Apache Cassandra is an open source distributed database management system designed to handle large amounts of data across many commodity servers, providing high availability with no single point of failure.

Duration — 6 weeks / 3 Days

Recommended prerequisites:

Experience with databases, application servers, and programming

Course summary:

Created for people new to Cassandra, this high-quality, hands-on, project-based course takes people through the basics of working with Cassandra as they learn how to install Cassandra, define a database, create tables, insert, update, and delete data, and create an application, as well as create and modify a multiple-node cluster.

Course Curriculum

 Unit 1: Understanding What Cassandra is For

  • Understanding What Cassandra is

  • Exercise: Access the Apache Cassandra website

  • Learning What Cassandra is Being Used For

  • Exercise: Learn what Cassandra is being used for

  • Lab: Open the main course virtual machine

Unit 2: Getting Started with the Architecture

  • Understanding that Cassandra is a Distributed Database

  • Exercise: View Cassandra documentation

  • Learning What Snitch is For

  • Learning What Gossip is For

  • Exercise: Check your understanding

  • Learning How Data Gets Distributed and Replicated

  • Exercise: Access related documentation

  • Lab: View the course projects

Unit 3: Installing Cassandra

  • Downloading Cassandra

  • Exercise: Locate the tarball

  • Ensuring Oracle Java 7 is Installed

  • Exercise: Check that Oracle Java 7 is installed

  • Installing Cassandra

  • Exercise: Install Cassandra

  • Viewing the Main Configuration File

  • Exercise: View the cassandra.yaml file

  • Providing Cassandra with Permission to Directories

  • Exercise: Provide Cassandra with permission to directories

  • Starting Cassandra

  • Exercise: Start Cassandra

  • Checking Status

  • Exercise: Check status

  • Accessing the Cassandra system.log File

  • Exercise: Access the Cassandra system.log file

Unit 4: Communicating with Cassandra

  • Understanding Ways to Communicate with Cassandra

  • Exercise: View CQL commands

  • Using cqlsh

  • Exercise: Access cqlsh

  • Lab: Use cqlsh

Unit 5: Creating a Database

  • Understanding a Cassandra Database

  • Exercise: View the existing keyspaces

  • Defining a Keyspace

  • Exercise: Define a keyspace

  • Lab: Create a second database

Unit 6: Creating a Table

  • Creating a Table

  • Exercise: Enter a keyspace

  • Defining Columns and Data Types

  • Exercise: Define columns and data types

  • Defining a Primary Key

  • Exercise: Define a primary key

  • Recognizing a Partition Key

  • Exercise: Recognize a partition key

  • Specifying a Descending Clustering Order

  • Exercise: Specify a descending clustering order

  • Lab: Create a second table

Unit 7: Inserting Data

  • Understanding Ways to Write Data

  • Using the INSERT INTO command

  • Exercise: Use the INSERT INTO command

  • Using the COPY command

  • Exercise: Use the COPY command

  • Seeing How Data is Stored in Cassandra

  • Exercise: See how data is stored in Cassandra

  • Seeing How Data is Stored on Disk

  • Exercise: See how data is stored on disk

  • Lab: Insert data

Unit 8: Modeling Data

  • Understanding Data Modeling in Cassandra

  • Understanding Secondary Indexes

  • Exercise: Use a WHERE clause

  • Creating a Secondary Index

  • Exercise: Create a secondary index

  • Defining a Composite Partition Key

  • Exercise: Define a composite partition key

Unit 9: Creating an Application

  • Understanding Cassandra Drivers

  • Exercise: View the Cassandra drivers

  • Exploring the DataStax Java Driver

  • Exercise: Explore the DataStax Java driver

  • Setting Up a Development Environment

  • Exercise: Access a development environment

  • Creating an Application Page

  • Exercise: Create an application page

  • Getting the DataStax Java Driver Classes

  • Exercise: Get the DataStax Java driver classes

  • Connecting to a Cassandra Cluster

  • Exercise: Connect to a Cassandra cluster

  • Executing a Query

  • Exercise: Execute a query

  • Displaying Query Results

  • Exercise: Display query results

  • Using an MVC Pattern

  • Exercise: View an MVC pattern

  • Lab: Create a second application

Unit 10: Updating and Deleting Data

  • Updating Data

  • Exercise: Update data

  • Understanding How Updating Works

  • Exercise: Get an inside view into how updating works

  • Deleting Data

  • Exercise: Delete data

  • Understanding Tombstones

  • Exercise: View a tombstone

  • Using TTLs

  • Exercise: Create a TTL

  • Lab: Update and delete data

Unit 11: Selecting Hardware

  • Understanding Hardware Choices

  • Understanding RAM and CPU Recommendations

  • Exercise: Check for RAM

  • Selecting Storage

  • Exercise: View available storage on your computer

  • Deploying in the Cloud

  • Exercise: View cloud recommendations

Unit 12: Adding Nodes to a Cluster

  • Understanding Cassandra Nodes

  • Exercise: Set up a second a node

  • Having a Network Connection

  • Exercise: Have a network connection

  • Specifying the IP Address for a Node

  • Exercise: Specify the IP address for a node

  • Specifying Seed Nodes

  • Exercise: Specify seed nodes

  • Bootstrapping a Node

  • Exercise: Bootstrap a node

  • Cleaning Up a Node

  • Exercise: Clean up a node

  • Using cassandra-stress

  • Exercise: Use cassandra-stress

  • Lab: Add a third node

Unit 13: Monitoring a Cluster

  • Understanding Cassandra Monitoring Tools

  • Using nodetool

  • Exercise: Use nodetool

  • Using JConsole

  • Exercise: Use JConsole

  • Learning About OpsCenter

  • Exercise: Learn about OpsCenter

Unit 14: Repairing Nodes

  • Understanding Repair

  • Exercise: Modify the replication factor of a keyspace

  • Repairing Nodes

  • Exercise: Repair nodes

  • Understanding Consistency

  • Exercise: Specify consistency

  • Understanding Hinted Handoff

  • Understanding Read Repair

  • Exercise: View read repair and hinted handoff settings

  • Lab: Repair nodes for a keyspace

Unit 15: Removing a Node

  • Understanding Removing a Node

  • Decommissioning a Node

  • Exercise: Decommission a node

  • Putting a Node Back into Service

  • Exercise: Put a node back into service

  • Removing a Dead Node

  • Exercise: Remove a dead node

  • Lab: Put a node back into service

Unit 16: Redefining a Cluster for Multiple Data Centers

  • Redefining for Multiple Data Centers

  • Changing Snitch Type

  • Exercise: Change snitch type

  • Modifying cassandra-rackdc.properties

  • Exercise: Modify cassandra-rackdc.properties

  • Changing Replication Strategy

  • Exercise: Change replication strateg y

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