Assignment $10$: Big Data vs Relational Storage Models

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$1.$ The classical relational database model emphasizes data integrity and ensures that data integrity is ensured at all times. Big Data storage systems relax the data integrity constraints in order to speed up processing. Explain the main differences between relational database models and Big Data storage models in terms of handling data integrity.

$2.$ Explain the concept of columnar storage, how it works, and what is it used for?

$3.$ Explain the concept of data partitioning, how it works, and is it used for?

$4.$ What is the main difference between the SQL$-$based and NoSQL$-$based database models?