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Home > Training > Frameworks > APACHE HADOOP TRAINING: Hadoop Programming on the Cloudera Platform

APACHE HADOOP TRAINING: Hadoop Programming on the Cloudera Platform

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Course#: WA2341
Courseware: Available for sale

This training course introduces the students to Apache Hadoop and key Hadoop ecosystem projects: Pig, Hive, Sqoop, Impala, Oozie, HBase, and Spark.

This intensive training course uses lectures and hands-on labs that help students learn theoretical knowledge and gain practical experience of Apache Hadoop and related Apache projects.

TOPICS

  • Hadoop Ecosystem Overview
  • MapReduce
  • Pig Scripting Platform
  • Apache Hive
  • Apache Sqoop
  • Cloudera Impala
  • Apache HBase
  • Spark
  • Spark SQL


AUDIENCE

Business Analysts, IT Architects, Technical Managers and Developers

PREREQUISITES

Participants should have the general knowledge of programming in Java and SQL as well as experience working in Unix environments (e.g. running shell commands, etc.)

DURATION

5 Days

Outline of WA2341 APACHE HADOOP TRAINING: Hadoop Programming on the Cloudera Platform Training

Chapter 1. MapReduce Overview

  • The Client – Server Processing Pattern
  • Distributed Computing Challenges
  • MapReduce Defined
  • Google's MapReduce
  • The Map Phase of MapReduce
  • The Reduce Phase of MapReduce
  • MapReduce Explained
  • MapReduce Word Count Job
  • MapReduce Shared-Nothing Architecture
  • Similarity with SQL Aggregation Operations
  • Example of Map & Reduce Operations using JavaScript
  • Problems Suitable for Solving with MapReduce
  • Typical MapReduce Jobs
  • Fault-tolerance of MapReduce
  • Distributed Computing Economics
  • MapReduce Systems
  • Summary

Chapter 2. Hadoop Overview

  • Apache Hadoop
  • Apache Hadoop Logo
  • Typical Hadoop Applications
  • Hadoop Clusters
  • Hadoop Design Principles
  • Hadoop Versions
  • Hadoop's Main Components
  • Hadoop Simple Definition
  • Side-by-Side Comparison: Hadoop 1 and Hadoop 2
  • Hadoop-based Systems for Data Analysis
  • Other Hadoop Ecosystem Projects
  • Hadoop Caveats
  • Hadoop Distributions
  • Cloudera Distribution of Hadoop (CDH)
  • Cloudera Distributions
  • Hortonworks Data Platform (HDP)
  • MapR
  • Summary

Chapter 3. Hadoop Distributed File System Overview

  • Hadoop Distributed File System (HDFS)
  • HDFS High Availability
  • HDFS "Fine Print"
  • Storing Raw Data in HDFS
  • Hadoop Security
  • HDFS Rack-awareness
  • Data Blocks
  • Data Block Replication Example
  • HDFS NameNode Directory Diagram
  • Accessing HDFS
  • Examples of HDFS Commands
  • Other Supported File Systems
  • WebHDFS
  • Examples of WebHDFS Calls
  • Client Interactions with HDFS for the Read Operation
  • Read Operation Sequence Diagram
  • Client Interactions with HDFS for the Write Operation
  • Communication inside HDFS
  • Summary

Chapter 4. MapReduce with Hadoop

  • Hadoop's MapReduce
  • MapReduce 1 and MapReduce 2
  • Why do I need Discussion of the Old MapReduce?
  • MapReduce v1 ("Classic MapReduce")
  • JobTracker and TaskTracker (the "Classic MapReduce")
  • YARN (MapReduce v2)
  • YARN vs MR1
  • YARN As Data Operating System
  • MapReduce Programming Options
  • Java MapReduce API
  • The Structure of a Java MapReduce Program
  • The Mapper Class
  • The Reducer Class
  • The Driver Class
  • Compiling Classes
  • Running the MapReduce Job
  • The Structure of a Single MapReduce Program
  • Combiner Pass (Optional)
  • Hadoop's Streaming MapReduce
  • Python Word Count Mapper Program Example
  • Python Word Count Reducer Program Example
  • Setting up Java Classpath for Streaming Support
  • Streaming Use Cases
  • The Streaming API vs Java MapReduce API
  • Amazon Elastic MapReduce
  • Apache Tez
  • Summary

Chapter 5. Apache Pig Scripting Platform

  • What is Pig?
  • Pig Latin
  • Apache Pig Logo
  • Pig Execution Modes
  • Local Execution Mode
  • MapReduce Execution Mode
  • Running Pig
  • Running Pig in Batch Mode
  • What is Grunt?
  • Pig Latin Statements
  • Pig Programs
  • Pig Latin Script Example
  • SQL Equivalent
  • Differences between Pig and SQL
  • Statement Processing in Pig
  • Comments in Pig
  • Supported Simple Data Types
  • Supported Complex Data Types
  • Arrays
  • Defining Relation's Schema
  • Not Matching the Defined Schema
  • The bytearray Generic Type
  • Using Field Delimiters
  • Loading Data with TextLoader()
  • Referencing Fields in Relations
  • Summary

Chapter 6. Apache Pig HDFS Interface

  • The HDFS Interface
  • FSShell Commands (Short List)
  • Grunt's Old File System Commands
  • Summary

Chapter 7. Apache Pig Relational and Eval Operators

  • Pig Relational Operators
  • Example of Using the JOIN Operator
  • Example of Using the Order By Operator
  • Caveats of Using Relational Operators
  • Pig Eval Functions
  • Caveats of Using Eval Functions (Operators)
  • Example of Using Single-column Eval Operations
  • Example of Using Eval Operators For Global Operations
  • Summary

Chapter 8. Apache Pig Miscellaneous Topics

  • Utility Commands
  • Handling Compression
  • User-Defined Functions
  • Filter UDF Skeleton Code
  • Summary

Chapter 9. Apache Pig Performance

  • Apache Pig Performance
  • Performance Enhancer - Use the Right Schema Type
  • Performance Enhancer - Apply Data Filters
  • Use the PARALLEL Clause
  • Examples of the PARALLEL Clause
  • Performance Enhancer - Limiting the Data Sets
  • Displaying Execution Plan
  • Compress the Results of Intermediate Jobs
  • Example of Running Pig with LZO Compression Codec
  • Summary

Chapter 10. Hive

  • What is Hive?
  • Apache Hive Logo
  • Hive's Value Proposition
  • Who uses Hive?
  • Hive's Main Sub-Systems
  • Hive Features
  • The "Classic" Hive Architecture
  • The New Hive Architecture
  • HiveQL
  • Where are the Hive Tables Located?
  • Hive Command-line Interface (CLI)
  • The Beeline Command Shell
  • Summary

Chapter 11. Hive Command-line Interface

  • Hive Command-line Interface (CLI)
  • The Hive Interactive Shell
  • Running Host OS Commands from the Hive Shell
  • Interfacing with HDFS from the Hive Shell
  • The Hive in Unattended Mode
  • The Hive CLI Integration with the OS Shell
  • Executing HiveQL Scripts
  • Comments in Hive Scripts
  • Variables and Properties in Hive CLI
  • Setting Properties in CLI
  • Example of Setting Properties in CLI
  • Hive Namespaces
  • Using the SET Command
  • Setting Properties in the Shell
  • Setting Properties for the New Shell Session
  • Setting Alternative Hive Execution Engines
  • The Beeline Shell
  • Connecting to the Hive Server in Beeline
  • Beeline Command Switches
  • Beeline Internal Commands
  • Summary

Chapter 12. Hive Data Definition Language

  • Hive Data Definition Language
  • Creating Databases in Hive
  • Using Databases
  • Creating Tables in Hive
  • Supported Data Type Categories
  • Common Numeric Types
  • String and Date / Time Types
  • Miscellaneous Types
  • Example of the CREATE TABLE Statement
  • Working with Complex Types
  • Table Partitioning
  • Table Partitioning
  • Table Partitioning on Multiple Columns
  • Viewing Table Partitions
  • Row Format
  • Data Serializers / Deserializers
  • File Format Storage
  • File Compression
  • More on File Formats
  • The ORC Data Format
  • Converting Text to ORC Data Format
  • The EXTERNAL DDL Parameter
  • Example of Using EXTERNAL
  • Creating an Empty Table
  • Dropping a Table
  • Table / Partition(s) Truncation
  • Alter Table/Partition/Column
  • Views
  • Create View Statement
  • Why Use Views?
  • Restricting Amount of Viewable Data
  • Examples of Restricting Amount of Viewable Data
  • Creating and Dropping Indexes
  • Describing Data
  • Summary

Chapter 13. Hive Data Manipulation Language

  • Hive Data Manipulation Language (DML)
  • Using the LOAD DATA statement
  • Example of Loading Data into a Hive Table
  • Loading Data with the INSERT Statement
  • Appending and Replacing Data with the INSERT Statement
  • Examples of Using the INSERT Statement
  • Multi Table Inserts
  • Multi Table Inserts Syntax
  • Multi Table Inserts Example
  • Summary

Chapter 14. Hive Select Statement

  • HiveQL
  • The SELECT Statement Syntax
  • The WHERE Clause
  • Examples of the WHERE Statement
  • Partition-based Queries
  • Example of an Efficient SELECT Statement
  • The DISTINCT Clause
  • Supported Numeric Operators
  • Built-in Mathematical Functions
  • Built-in Aggregate Functions
  • Built-in Statistical Functions
  • Other Useful Built-in Functions
  • The GROUP BY Clause
  • The HAVING Clause
  • The LIMIT Clause
  • The ORDER BY Clause
  • The JOIN Clause
  • The CASE … Clause
  • Example of CASE … Clause
  • Summary

Chapter 15. Apache Sqoop

  • What is Sqoop?
  • Apache Sqoop Logo
  • Sqoop Import / Export
  • Sqoop Help
  • Examples of Using Sqoop Commands
  • Data Import Example
  • Fine-tuning Data Import
  • Controlling the Number of Import Processes
  • Data Splitting
  • Helping Sqoop Out
  • Example of Executing Sqoop Load in Parallel
  • A Word of Caution: Avoid Complex Free-Form Queries
  • Using Direct Export from Databases
  • Example of Using Direct Export from MySQL
  • More on Direct Mode Import
  • Changing Data Types
  • Example of Default Types Overriding
  • File Formats
  • The Apache Avro Serialization System
  • Binary vs Text
  • More on the SequenceFile Binary Format
  • Generating the Java Table Record Source Code
  • Data Export from HDFS
  • Export Tool Common Arguments
  • Data Export Control Arguments
  • Data Export Example
  • Using a Staging Table
  • INSERT and UPDATE Statements
  • INSERT Operations
  • UPDATE Operations
  • Example of the Update Operation
  • Failed Exports
  • Sqoop2
  • Sqoop2 Architecture
  • Summary

Chapter 16. Cloudera Impala

  • What is Cloudera Impala?
  • Impala's Logo
  • Impala Architecture
  • Benefits of Using Impala
  • Key Features
  • How Impala Handles SQL Queries
  • Impala Programming Interfaces
  • Impala SQL Language Reference
  • Differences Between Impala and HiveQL
  • Impala Shell
  • Impala Shell Main Options
  • Impala Shell Commands
  • Impala Common Shell Commands
  • Cloudera Web Admin UI
  • Impala Browse-based Query Editor
  • Summary

Chapter 17. Introduction to Functional Programming

  • What is Functional Programming (FP)?
  • Terminology: First-Class and Higher-Order Functions
  • Terminology: Lambda vs Closure
  • A Short List of Languages that Support FP
  • FP with Java
  • FP With JavaScript
  • Imperative Programming in JavaScript
  • The JavaScript map (FP) Example
  • The JavaScript reduce (FP) Example
  • Using reduce to Flatten an Array of Arrays (FP) Example
  • The JavaScript filter (FP) Example
  • Common High-Order Functions in Python
  • Common High-Order Functions in Scala
  • Elements of FP in R
  • Summary

Chapter 18. Introduction to Apache Spark

  • What is Spark
  • A Short History of Spark
  • Where to Get Spark?
  • The Spark Platform
  • Spark Logo
  • Common Spark Use Cases
  • Languages Supported by Spark
  • Running Spark on a Cluster
  • The Driver Process
  • Spark Applications
  • Spark Shell
  • The spark-submit Tool
  • The spark-submit Tool Configuration
  • The Executor and Worker Processes
  • The Spark Application Architecture
  • Interfaces with Data Storage Systems
  • Limitations of Hadoop's MapReduce
  • Spark vs MapReduce
  • Spark as an Alternative to Apache Tez
  • The Resilient Distributed Dataset (RDD)
  • Spark Streaming (Micro-batching)
  • Spark SQL
  • Example of Spark SQL
  • Spark Machine Learning Library
  • GraphX
  • Spark vs R
  • Summary

Chapter 19. The Spark Shell

  • The Spark Shell
  • The Spark Shell UI
  • Spark Shell Options
  • Getting Help
  • The Spark Context (sc) and SQL Context (sqlContext)
  • The Shell Spark Context
  • Loading Files
  • Saving Files
  • Basic Spark ETL Operations
  • Summary

Chapter 20. Spark RDDs

  • The Resilient Distributed Dataset (RDD)
  • Ways to Create an RDD
  • Custom RDDs
  • Supported Data Types
  • RDD Operations
  • RDDs are Immutable
  • Spark Actions
  • RDD Transformations
  • Other RDD Operations
  • Chaining RDD Operations
  • RDD Lineage
  • The Big Picture
  • What May Go Wrong
  • Checkpointing RDDs
  • Local Checkpointing
  • Parallelized Collections
  • More on parallelize() Method
  • The Pair RDD
  • Where do I use Pair RDDs?
  • Example of Creating a Pair RDD with Map
  • Example of Creating a Pair RDD with keyBy
  • Miscellaneous Pair RDD Operations
  • RDD Caching
  • RDD Persistence
  • The Tachyon Storage
  • Summary

Chapter 21. Parallel Data Processing with Spark

  • Running Spark on a Cluster
  • Spark Stand-alone Option
  • The High-Level Execution Flow in Stand-alone Spark Cluster
  • Data Partitioning
  • Data Partitioning Diagram
  • Single Local File System RDD Partitioning
  • Multiple File RDD Partitioning
  • Special Cases for Small-sized Files
  • Parallel Data Processing of Partitions
  • Spark Application, Jobs, and Tasks
  • Stages and Shuffles
  • The "Big Picture"
  • Summary

Chapter 22. Shared Variables in Spark

  • Shared Variables in Spark
  • Broadcast Variables
  • Creating and Using Broadcast Variables
  • Example of Using Broadcast Variables
  • Accumulators
  • Creating and Using Accumulators
  • Example of Using Accumulators
  • Custom Accumulators
  • Summary

Chapter 23. Introduction to Spark SQL

  • What is Spark SQL?
  • Uniform Data Access with Spark SQL
  • Hive Integration
  • Hive Interface
  • Integration with BI Tools
  • Spark SQL is No Longer Experimental Developer API!
  • What is a DataFrame?
  • The SQLContext Object
  • The SQLContext API
  • Changes Between Spark SQL 1.3 to 1.4
  • Example of Spark SQL (Scala Example)
  • Example of Working with a JSON File
  • Example of Working with a Parquet File
  • Using JDBC Sources
  • JDBC Connection Example
  • Performance & Scalability of Spark SQL
  • Summary

Chapter 24. Graph Processing with GraphX

  • What is GraphX?
  • Supported Languages
  • Vertices and Edges
  • Graph Terminology
  • Example of Property Graph
  • The GraphX API
  • The GraphX Views
  • The Triplet View
  • Graph Algorithms
  • Graphs and RDDs
  • Constructing Graphs
  • Graph Operators
  • Example of Using GraphX Operators
  • GraphX Performance Optimization
  • The PageRank Algorithm
  • GraphX Support for PageRank
  • Summary

Chapter 25. Machine Learning Algorithms

  • Supervised vs Unsupervised Machine Learning
  • Supervised Machine Learning Algorithms
  • Unsupervised Machine Learning Algorithms
  • Choose the Right Algorithm
  • Life-cycles of Machine Learning Development
  • Classifying with k-Nearest Neighbors (SL)
  • k-Nearest Neighbors Algorithm
  • k-Nearest Neighbors Algorithm
  • The Error Rate
  • Decision Trees (SL)
  • Random Forests
  • Unsupervised Learning Type: Clustering
  • K-Means Clustering (UL)
  • K-Means Clustering in a Nutshell
  • Regression Analysis
  • Logistic Regression
  • Summary

Chapter 26. The Spark Machine Learning Library

  • What is MLlib?
  • Supported Languages
  • MLlib Packages
  • Dense and Sparse Vectors
  • Labeled Point
  • Python Example of Using the LabeledPoint Class
  • LIBSVM format
  • An Example of a LIBSVM File
  • Loading LIBSVM Files
  • Local Matrices
  • Example of Creating Matrices in MLlib
  • Distributed Matrices
  • Example of Using a Distributed Matrix
  • Classification and Regression Algorithm
  • Clustering
  • Summary

Lab Exercises

Lab 1. Learning the Lab Environment
Lab 2. The Hadoop Distributed File System
Lab 3. Hadoop Streaming MapReduce
Lab 4. Programming Java MapReduce Jobs on Hadoop
Lab 5. Getting Started with Apache Pig
Lab 6. Apache Pig HDFS Command-Line Interface
Lab 7. Working with Data Sets in Apache Pig
Lab 8. Using Relational Operators in Apache Pig
Lab 9. The Hive and Beeline Shells
Lab 10. Hive Data Definition Language
Lab 11. Using Select Statement in HiveQL
Lab 12. Table Partitioning in Hive
Lab 13. Data Import and Export with Sqoop
Lab 14. Using Impala
Lab 15. Elements of Functional Programming with Python
Lab 16. Using the spark-submit Tool
Lab 17. The Spark Shell
Lab 18. RDD Performance Improvement Techniques
Lab 19. Spark ETL and HDFS Interface
Lab 20. Using Broadcast Variables
Lab 21. Using Accumulators
Lab 22. Common Map / Reduce Programs in Spark
Lab 23. Spark SQL
Lab 24. Getting Started with GraphX
Lab 25. PageRank with GraphX
Lab 26. Using Random Forests for Classification with Spark MLlib
Lab 27. Using k-means Algorithm from MLlib

Address Start Date End Date
Instructor Led Virtual 11/27/2017 12/01/2017
Instructor Led Virtual 12/11/2017 12/15/2017
Instructor Led Virtual 02/12/2018 02/16/2018
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