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  1. stackoverflow.com › questions › 2554333sql - Multi-statement Table Valued Function vs Inline Table ...

    Although it may treat multi-statement table valued functions similar to a stored procedure, a functionally identical stored procedure is a lot faster than a table valued function for large datasets. I'm sticking with stored procs over multi-statement table valued functions.

  2. database.guide › difference-between-multiDifference Between Multi-Statement Table-Valued Functions ...

    • Example 1 – Inline Table-Valued Function
    • Example 2 – multi-statement Table-Valued Function
    • Example 3 – Add Another Statement to The Mstvf

    Here’s an example of a simple ITVF. Here, I select from two tables using UNION ALL, and the function simply returns the result.

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    Here’s an example of using an MSTVF to do the same thing, but in a different way. The function starts with declaring a TABLE variable called @pets. In doing this, we explicitly specify the structure of the return table. The queries inside the BEGIN/END block are saved to the TABLE variable called @pets. In this case, I chose not to use UNION ALL. I...

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    To further demonstrate the “multi-statement” aspect of MSTVFs, we can add more statements to the above MSTVF and save the results to the same return variable. Example: In this case I added some code to return a special message whenever the query results in no rows being returned.

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    • Generally faster than MTSVFs.
    • ITVFs do not use the BEGIN / END syntax.

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  4. techcommunity.microsoft.com › t5 › sql-serverQuery Performance and multi-statement table valued functions

    Jan 15, 2019 · First, there are two type of table valued functions which are inline table valued function (Inline TVF) and multi-statement table valued function (multi-statement TVF). Inline table valued function refers to a TVF where the function body just contains one line of select statement.

  5. www.sqlservertutorial.net › sql-server-user-definedSQL Server Table-Valued Function By Practical Examples

    This tutorial introduces you to SQL Server table-valued function including inline table-valued functions and multi-statement table-valued functions.

  6. www.sqlshack.com › sql-server-multi-statementSQL Server multi-statement table-valued functions - SQL Shack

    Sep 11, 2019 · Multi-statement table-valued function returns a table as output and this output table structure can be defined by the user. MSTVFs can contain only one statement or more than one statement. Also, we can modify and aggregate the output table in the function body.

  7. www.sqltutorial.net › sql-table-valued-functionsSQL Table-Valued functions - SQL Tutorial

    SQL Table-Valued Function (TVF) is a user-defined function that returns a table as a result set. Unlike scalar functions that return a single value, a TVF can be used to encapsulate a complex logic that generates and returns a table of data.

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  9. www.geeksforgeeks.org › multi-statement-tableMulti-Statement Table Valued Function in SQL Server

    May 16, 2023 · Multi-Statement Table Valued Function in SQL Server - GeeksforGeeks. Last Updated : 16 May, 2023. In SQL Server, a multi-statement table-valued function (TVF) is a user-defined function that returns a table of rows and columns. Unlike a scalar function, which returns a single value, a TVF can return multiple rows and columns.