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  1. SQL DELETE Statement - W3Schools

    The following SQL statement deletes all rows in the "Customers" table, without deleting the table:

  2. DROP FUNCTION (Transact-SQL) - SQL Server | Microsoft Learn

    Sep 3, 2024 · Removes one or more user-defined functions from the current database. User-defined functions are created by using CREATE FUNCTION and modified by using ALTER …

  3. DROP FUNCTION and its Parameters - GeeksforGeeks

    Jul 15, 2025 · IF EXISTS – IF EXISTS parameter is optional used to drop the function only if it exists. In case of removing a non-existing function without using the IF EXISTS option, SQL …

  4. SQL Server DROP FUNCTOIN by Practical Examples

    This tutorial shows you how to use the SQL Server DROP FUNCTION to remove one or more existing user-defined functions.

  5. PostgreSQL: Documentation: 18: DROP FUNCTION

    Sep 25, 2025 · To execute this command the user must be the owner of the function. The argument types to the function must be specified, since several different functions can exist …

  6. SQL DELETE Statement Examples and Best Practices

    Jan 13, 2025 · In this SQL tutorial, I demonstrate the use of the SQL DELETE statement to remove 1 row, a group of rows, or all the existing records from a Microsoft SQL Server table. …

  7. How do you use the DROP FUNCTION statement to delete a function?

    The DROP FUNCTION statement is used in SQL databases to delete a user-defined function. This action removes the function from the database, and once it is dropped, it cannot be used …

  8. SQL 'DROP FUNCTION' Statement | Reintech media

    Sep 23, 2023 · However, there are situations where you may need to delete a function using the SQL DROP FUNCTION statement. In this tutorial, we will delve into understanding the DROP …

  9. SQL DELETE Tutorial: Safe Data Removal | Outerbase

    Learn how to safely remove data from your database using SQL DELETE. Master WHERE clauses, subqueries, and cascading deletes with practical examples.

  10. Understanding the SQL DELETE Statement: A Clear Guide

    Learn how to use SQL DELETE effectively with syntax, examples, and best practices for safe data removal.