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SQL 101: A Beginners Guide to SQL

A gentle introduction to the world of SQL

  • Free tutorial
  • Rating: 4.5 out of 54.5 (702 ratings)
  • 16,742 students
  • 57min of on-demand video
  • Created by Sean CoyneJules Malin
  • English

What you’ll learn

  • A Basic Understanding of SQL
  • How to Query and Filter Data Using SQL
  • How to Group and Aggregate Data Using SQL
  • Hands On Practice Using SQL
  • SQL Challenges


  • None


Why Learn SQL?

We live in a data-driven world: people search through data to find insights to inform strategy, marketing, operations, and a plethora of other categories. There are a ton of businesses that use large, relational databases, which makes a basic understanding of SQL a great employable skill not only for data scientists, but for almost everyone.

Take-Away Skills:

In this course, you’ll learn how to communicate with relational databases through SQL. You’ll learnβ€”and practice hands onβ€”how to manipulate data and build queries that communicate with more than one table.

Who this course is for:

  • Beginners curious about SQL
  • Data analysts, Data Scientists or Data Engineers that want to learn more about SQL
  • Those looking to make a move to data science or data engineering

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Course content

6 sections β€’ 5 lectures β€’ 56m total lengthCollapse all sections

Introduction To SQL1 lecture β€’ 13min

  • Introduction To SQL13:05
  • Setting Up SQL Fiddle1 question
  • Quiz4 questions
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Basic Queries1 lecture β€’ 6min

  • Basic Queries06:18
  • Hands On: Selecting Filtering and Ordering Data4 questions
  • Quiz3 questions

Aggregate Queries1 lecture β€’ 9min

  • Aggregates Queries09:25
  • Hands On: Grouping, Aggregating and Using Having4 questions
  • Quiz4 questions

Connecting Tables using Joins1 lecture β€’ 11min

  • Intro to Joins11:14
  • Hands On: Joins3 questions
  • Quiz4 questions

Additional SQL Operators1 lecture β€’ 17min

  • Additional SQL Operators16:56
  • Hands On: Case Statements, Like and Limits4 questions
  • Quiz3 questions

SQL Challenges0 lectures β€’ 0min

  • Challenge 11 question
  • Challenge 21 question
  • Challenge 31 question

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