English
SQL for Beginners: Talk to Databases
5 chapters20 pagesUpdated Jul 27, 2026
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Every app you use stores data in a database. SQL (Structured Query Language) is how you create, read, update, and delete that data. This beginner guide teaches you SQL from scratch using a fun animal shelter database.
Table of Contents5 chapters
1What Is a Database?
2Filtering and Sorting
3Updating and Deleting
4Joins: Connecting Tables
5Indexes and Best Practices