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Introduction-BigDatas
- Definition with Real Time Examples
- How BigData is generated with Real Time Generation
- Use of BigData-How Industry is utilizing BigData
- Future of BigData
Role of Hadoop in Big Data
- Why Hadoop?
- What is Hadoop?
- Hadoop v/s RDBMS, Hadoop v/s BigData
- Brief history of Hadoop
- Problems with traditional large-scale systems
- Requirements for a new approach
- Anatomy of a Hadoop cluster
- How Hadoop resolves the Storage issue with BigData
- How Hadoop resolves the Performance issues with BigData
- Hadoop Ecosystem
Requirement in Hadoop
- Core Java
- Basic Linux
- Basic SQL
Overview of other Big Data Systems
- BaseX
- IBM Notes and IBM Domino
- Mark Logic Server
- MongoDBApache Cassandra
Linux Basic Commands
- Cd
- Pwd
- Mkdir
- List
- Gedit
- Remove
Installation
- Installation of Cloudera CDH3
- Installation of Java
Java Concepts required for Hadoop
- Classes and Objects ,Loops and Conditions and variables
- Inheritance, Polymorphism, Encapsulation
- File Handling and Exceptions
- Collections Frameworks
- Abstract Classes
- StringTokenizer with Splits
HDFS
- HDFS Design and Architecture
- Why HDFS as we have many Storage components?
- Name Node-Purpose and Clear Explanation
- JobTracker- Purpose and Clear Explanation
- Secondary Name Node- Purpose and Clear Explanation
- JobTracker- Purpose and Clear ExplanationTaskTracker- Purpose and Clear Explanation
- Data flow in HDFS Writes
- Data flow HDFS Reads
- Interacting HDFS using command line
- Loading a file into HDFS
- Getting a file from HDFS
- Removing a file in HDFS
- Dataflow, Blocks, Replica, Racks and Context Switches
Hadoop Architecture
- Master Slave Formula
- Communication between Master and Slaves
- Data Integrity Web HDFS
MapReduce
- What is MapReduce?
- Data Types
- Key Value Pair
- Input Splits or logical files
- MapReduce Data Flow
Data Flow(Map-Shuffle-Reduce)
- Input(key, Value) of Map Phase
- Output(Key, Value) of Map Phase
- Input(Key, Value) of Shuffle Phase
- Output(Key, Values) of Shuffle Phase
- Input(Key, Values) of Reducer Phase
- Output (Key, Value)of Reducer Phase
Programming[Mapper ,Reducer, Combiner, Partitioner]
- What is Mapper and How to Use it?
- What is Reducer and How to Use it?
- What is Combiner and When to Use it?
- Partioner Purpose and Clear Explanation
- Sample Programs for Mapper and Reducer
- Sample Programs for Combiner
- Sample Programs for Reducer
- Complete Code Walk through with clear Demo
- How to Create a Map-reduce Project?
- Use Cases of Map-reduce with Real Time Examples
Input Format & Output Format
- TextInputFormat
- TextOutputFormat
- KeyValueTextInputFormat
Magic of Shuffle Phase-File Formats
- Explanation Sort and Shuffle Phase with Examples
Advanced MapReduce Programming
- Many Sample programs with complete code walk through
- Distributed Cache
- Map Side Join Concepts with Sample Programs
- Reduce Side Join Concept with Sample Programs
Custom Input Format Why do we need CustomInputFormats
- How to Create Custom Input Formats?
Joins & Sorting
- Joins Using Multiple Files
- Joins using Multiple Mappers
Performance Tuning
- How do we improve the Performance of MapReduce Execution
Debugging
- Debugging Using Counters
- Explaining Counters with Programs
Administration-Overview
- Overview of Hadoop Admin
- What is the Role of Hadoop Admin
- Name Node Failure & Recovery
Pig
- Why Pig?
- What is Pig?
- Relations, Atom, Tuples, Bags and Eval functions
- Hands On with Pig Commands LOAD, FILTER, LIMIT ,GROUP
- COGROUP, DISTINCT, FOREACH, JOIN, , ORDER, ,SPLIT,DUMP,STORE
- Write sample Pig Latin scripts
- Grunt Shell Local Mode Running Grunt Shell HDFS Mode Running
- Java Integration with Pig Script
- Analysis using Pig UDF
- Creating Pig UDF Programs
HIVE
- Interacting HDFS using HIVE
- Map-reduce programs through HIVE
- HIVE commands, Hive Server, Hive-H base Integration
- Loading, Filtering, Grouping, Data types, Operators, Joins, Groups
- Sample programs in HIVE
- When to Use Pig? When to Use Hive?
No SQL vs SQL
- SQL(Relational) Databases
- NOSQL(document) Databases
- Which is best?
- When to Use Them?
HBASE
- What is H Base
- H Base Architecture
- H Base API, Managing large data sets with H Base
- Using HBase in Hadoop applications
Role of Zookeeper
- Problems in Hadoop Gen 1Hadoop Gen 2-Components
- Coordination Service
Other Hadoop Ecosystems
- Red Hat GlusterFS
- Lustre file system
- Apache Hama
- Facebook Corona
Students Works
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