https://github.com/gvwilson/sqlshort

a short introduction to SQL
https://github.com/gvwilson/sqlshort

open-access open-source sql tutorial

Last synced: 8 days ago
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a short introduction to SQL

• Host: GitHub
• URL: https://github.com/gvwilson/sqlshort
• Owner: gvwilson
• License: other
• Created: 2026-04-17T17:19:48.000Z (2 months ago)
• Default Branch: main
• Last Pushed: 2026-05-01T15:58:47.000Z (about 2 months ago)
• Last Synced: 2026-05-01T17:32:05.107Z (about 2 months ago)
• Topics: open-access, open-source, sql, tutorial
• Language: CSS
• Homepage: https://gvwilson.github.io/sqlshort/
• Size: 972 KB
• Stars: 0
• Watchers: 0
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE.md
  • Code of conduct: CODE_OF_CONDUCT.md

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README

          
# Introduction to SQL

[download the databases](https://raw.githubusercontent.com/gvwilson/sqlshort/main/docs/databases.zip)






## Lessons



1.  [Introduction](@/intro/)

1.  [Basic Selection](@/basic_select/)

1.  [Filtering](@/filter/)

1.  [Aggregation and Grouping](@/aggregate_group/)

1.  [Missing Data](@/null/)

1.  [Joins](@/join/)

1.  [Keys](@/keys/)

1.  [Subqueries](@/subquery/)

1.  [Modifying Data](@/modify/)

1.  [Conditionals](@/conditional/)

1.  [Advanced Topics](@/advanced/)

1.  [Practice](@/practice/)







## Appendices



1.  [License](@/license/)

1.  [Code of Conduct](@/conduct/)

1.  [Contributing](@/contributing/)

1.  [Bibliography](@/bibliography/)

1.  [Glossary](@/glossary/)

1.  [Answers](@/answers/)









  

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