Introduction to SQL

A comprehensive introduction to SQL covering database fundamentals, query syntax, filtering, joining tables, aggregations, and working with data.

Topic 1: SQL Introduction and Fundamentals

Learn what SQL is, why it exists, how it differs from other languages, and fundamental concepts before writing queries.

1 Lessons
2 Sessions
3 Notes
Topic 2: Database Fundamentals

Learn what databases are, why they exist, relational database concepts, tables, rows, columns, keys, and relationships.

3 Lessons
7 Sessions
7 Notes
Topic 3: Writing SQL Queries

Learn how to write SQL queries including SELECT statements, WHERE clauses, filtering, and sorting results.

3 Lessons
8 Sessions
8 Notes
Topic 4: Sorting and Summarizing Data

Learn how to sort results with ORDER BY and summarize data using aggregate functions like COUNT, SUM, AVG, MIN, MAX, and GROUP BY.

2 Lessons
5 Sessions
5 Notes
Topic 5: Joining Tables

Learn how to join multiple tables together using INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL OUTER JOIN.

1 Lessons
2 Sessions
2 Notes
Topic 6: Improving Your SQL Thinking

Learn how to think about SQL queries, approach problem-solving, and write effective SQL queries.

1 Lessons
1 Sessions
1 Notes
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Course Stats
  • Total Topics 6
  • Total Lessons 11
  • Total Sessions 25
  • Total Notes 26
  • Estimated Time 10.3 hours
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