Functions

What are the Scalar Functions in SQL?

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What are the Scalar Functions in SQL? Complete Guide Scalar Functions in SQL are built-in functions that return a single value based on the input value. They operate on a single row and are frequently used to perform calculations, format data, and manipulate strings or dates in SQL queries. Scalar functions do not affect the … Read more

What are the SQL Aggregate Functions?

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SQL aggregate functions are powerful tools used to perform calculations on multiple rows of a table, returning a single value. They are essential for summarizing and analyzing data efficiently in databases. In this guide, we’ll explore the most commonly used SQL aggregate functions, their syntax, practical examples, and best practices. 1. What Are SQL Aggregate … Read more