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Udacity

Data Modeling Fluency

via Udacity

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Overview

Perfect for beginners, this course introduces relational and NoSQL databases, schemas, and normalization while providing a high-level overview of big data systems that manage today’s massive datasets.

Syllabus

  • Introduction to Data Modeling
    • In this lesson, you will learn the basic difference between relational and non-relational databases, and how each type of database fits the diverse needs of data consumers.
  • Relational Data Models
    • In this lesson, you will learn the purpose of data modeling, the strengths and weaknesses of relational databases. You will also learn about normalization, denormalization, and schemas.
  • Introduction to Big Data Systems
    • In this lesson, you will take a 30000-foot view of big data and see why it is so important. You will also learn the characteristics of big data, and horizontal and vertical scaling.
  • NoSQL Databases
    • In this lesson, you will look at the differences between NoSQL and SQL. You will also see why and how NoSQL databases provide capabilities that allow big data to be possible.

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