SQL Functions

This section provides you with many built-in SQL functions including aggregate functions, date functions, string functions, control flow functions, window functions, and math functions.

SQL Aggregate Functions

In this tutorial, you will learn about the SQL aggregate functions including AVG(), COUNT(), MIN(), MAX(), and SUM().

SQL Comparison Functions

This section provides you with the SQL comparison functions including COALESCE, DECODE, and NULLIF.

SQL String Functions

This section provides you with some handy SQL string functions that allow you to manipulate string data more effectively.

SQL Math Functions

SQL has many mathematical functions that allow you to perform business and engineering calculations.

SQL Date Functions

This section covers the most important SQL date functions that allow you to manipulate date and time data effectively.

SQL Window Functions

This tutorial shows you how to use the SQL window functions to solve complex query challenges in easy ways.
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