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Summary of "Introduction to SQL" course on Datacamp
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Introduction to SQL.md

Introduction to SQL

This course teaches syntax in SQL shared by many types of databases, such as PostgreSQL, MySQL, SQL Server, and Oracle. This course teaches you everything you need to know to begin working with databases today!

Lead by Nick Carchedi, Product Manager at DataCamp

Selecting columns

Brief introduction to working with relational databases. Learn about their structure, how to talk about them using database lingo, and how to begin an analysis using simple SQL commands to select and summarize columns from database tables.

Filtering rows

Filter tables for rows satisfying some criteria of interest. Use basic comparison operators, combine multiple criteria, match patterns in text, and much more.

Aggregate Functions

Use aggregate functions to summarize data and gain useful insights. Learn about arithmetic in SQL and how to use aliases to make your results more readable.

Sorting and grouping

Brief introduction to sorting and grouping your results.

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