About 1,210,000 results
Open links in new tab
  1. microsoft.com
    https://learn.microsoft.com › en-us › sql › t-sql...

    CREATE FUNCTION (Transact-SQL) - SQL Server | Microsoft Learn

    Specifies that a series of Transact-SQL statements, which together don't produce a side effect such as modifying a table, define the value of the function. function_body is used only in scalar …

  2. sqltutorial.net
    https://www.sqltutorial.net › create-function.html

    CREATE FUNCTION – SQL Tutorial

    A function in SQL is a set of SQL statements that perform a specific task and return a single value. Functions help in encapsulating a set of logic that can be reused in various parts of SQL …

  3. geeksforgeeks.org
    https://www.geeksforgeeks.org › sql › sql-functions

    SQL Functions - GeeksforGeeks

    Nov 15, 2025 · SQL functions are built-in operations that perform calculations, manipulate data, and return results in queries, making data handling simpler without writing complex code.

  4. w3schools.com
    https://www.w3schools.com › sql › sql_ref_sqlserver.asp

    SQL Server Functions - W3Schools

    SQL Server has many built-in functions. This reference contains string, numeric, date, conversion, and some advanced functions in SQL Server.

  5. tsql.info
    https://www.tsql.info › stored-procedures › create-function.php

    T-SQL Create Function syntax and example

    What is an SQL Server function? A T-SQL function in SQL Server database represents an user-defined object that contains one or more SQL statements to perform a specific operations. A …

  6. sqlserverguides.com
    https://sqlserverguides.com › how-to-create-function-in-sql-server

    How to CREATE FUNCTION in SQL Server

    Feb 26, 2024 · I will show you how to CREATE FUNCTION in SQL Server in this SQL Server tutorial. You will understand what function is, why to use the function, and how it reduces the …

  7. oracle.com
    https://docs.oracle.com › ... › sqlqr › SQL-Functions.html

    SQL Functions - Oracle Help Center

    This chapter presents the syntax for SQL functions. This chapter includes the following section: A function is a command that manipulates data items and returns a single value. The sections …

  8. techonthenet.com
    https://www.techonthenet.com › sql_server › functions.php

    SQL Server: Functions - TechOnTheNet

    Learn how to create and drop functions in SQL Server (Transact-SQL) with syntax and examples. In SQL Server, a function is a stored program that you can pass parameters into and return a …

  9. acte.in
    https://www.acte.in › guide-on-how-to-run-function-in-sql

    Functions in SQL Types, Syntax & Use Cases | Updated 2025

    Jul 18, 2025 · Explore SQL Functions ⭐ Understand Built-In, Scalar, & Aggregate Functions With Examples to Simplify Queries, Manipulate Data, and Enhance Database Operations.

    • Reviews: 19.3K
    • learnsql.com
      https://learnsql.com › blog › standard-sql-functions-cheat-sheet

      Standard SQL Functions Cheat Sheet - LearnSQL.com

      Aug 25, 2021 · Welcome to the ultimate resource for mastering SQL functions - the Standard SQL Functions Cheat Sheet. It's designed to be a quick yet comprehensive reference guide for both …