DEV Community

Cover image for SQL Cheat Sheet: A Comprehensive Guide to SQL Commands and Queries
DbVisualizer
DbVisualizer

Posted on • Originally published at dbvis.com

3

SQL Cheat Sheet: A Comprehensive Guide to SQL Commands and Queries

In today's modern world, data has become more important than ever, making SQL the most widely used tool for managing and analysing this data. However, mastering all the SQL commands and queries can be daunting for beginners and even experienced developers. Therefore, I have created this SQL commands cheat sheet that provides the commonly used SQL statements for your reference.

To read the full guide please visit our blog, you can also download the PDF Cheat Sheet here.

Here is what you will learn in this guide:

  • What is SQL?
  • Data Manipulation Language (DML) Commands
  • Data Definition Language (DDL) Commands
  • Data Control Language (DCL) Commands
  • Transaction Control Commands
  • Querying Data Commands
  • Joining Tables Commands
  • Subqueries Commands
  • Aggregate Functions Commands
  • String Functions Commands
  • Date and Time Functions Commands
  • Conditional Expressions Commands
  • Set Operations Commands

Conclusion

In conclusion, I have covered the commonly used SQL statements such as Data Manipulation Language (DML) Commands, Data Definition Language (DDL) Commands, Data Control Language (DCL) Commands and more.

Whether you're a beginner learning SQL or an experienced developer looking to brush up your SQL skills, this SQL commands cheat sheet is the perfect companion for you.

Feel free to try some of the SQL queries provided using DbVisualizer. We hope that you’ve enjoyed this blog and that you will stick around for more content - have a read through other blogs on our website, and we’ll see you in the next one.

About the author

Bonnie is a web developer and technical writer creating easy-to-understand technical articles.

Warp.dev image

The best coding agent. Backed by benchmarks.

Warp outperforms every other coding agent on the market, and gives you full control over which model you use. Get started now for free, or upgrade and unlock 2.5x AI credits on Warp's paid plans.

Download Warp

Top comments (2)

Collapse
 
tr_gooding_896e1f9bbec1 profile image
T.R. Gooding

Thanks!!

Collapse
 
linuxguist profile image
Nathan S.R.

Thanks for this very useful post. I just wanted to add that, there is a very easy way now, to test all the SQLs described here, using the free & portable tools, mentioned in my latest post here : dev.to/linuxguist/learn-sql-quickl...

Runner H image

Automate Your Workflow in Slack, Gmail, Notion & more

Runner H connects to your favorite tools and handles repetitive tasks for you. Save hours daily. Try it free while it’s in beta.

Try for Free

👋 Kindness is contagious

Dive into this thoughtful piece, beloved in the supportive DEV Community. Coders of every background are invited to share and elevate our collective know-how.

A sincere "thank you" can brighten someone's day—leave your appreciation below!

On DEV, sharing knowledge smooths our journey and tightens our community bonds. Enjoyed this? A quick thank you to the author is hugely appreciated.

Okay