Ultimate SQL Cheat Sheet
SQL is a programming language used to talk to databases. It helps to store, manipulate, and retrieve data.
With SQL, you can:
- Combine information from different tables and add multiple complex filtering conditions.
- Calculate sum/average/min/max and perform other computations of records.
- Insert, delete, group, and modify data in a database.
- Prepare reports based on the information stored in a database.
In the SQL Cheat Sheet you’ll find:
- Querying single and multiple tables
- Text operators
- Aggregation and grouping
- Set operations
- Subqueries
- Window functions
- Joins
Credit: LearnSQL.com