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"Hadoop printable pdf file".Here are the descriptions: *Three lines:* Comprehensive Hadoop notes for data analytics. Covers key concepts, commands, and examples. Printable PDF for easy study. *Four lines:* Comprehensive Hadoop notes for da

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Comprehensive Hadoop notes for data analytics. Covers key concepts, commands, and examples. Printable PDF format for easy study. Useful for students and professionals alike. Includes detailed explanations and illustration

Institution
Lnct University
Course
BIA 2022-25

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Big Data & Hadoop Notes


What is Hadoop? Advantages

Hadoop is an open-source framework for distributed storage and processing of big data. It includes:

- HDFS (storage)

- MapReduce (processing)

- YARN (resource management)

- Common libraries



Advantages:

- Scalable

- Cost-effective

- Fault-tolerant

- High throughput

- Flexible data handling

- Open-source

- Data locality for performance.



What is Big Data? 5 V's

Big Data refers to large, complex datasets that are hard to handle using traditional methods.



5 Vs:

- Volume: Large amounts of data

- Velocity: Fast data generation

- Variety: Different formats

- Veracity: Accuracy and reliability

- Value: Usefulness of data insights



Hadoop vs RDBMS

Hadoop vs Traditional RDBMS:

- Data Type: All types vs Structured only
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  • bia students
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