DROP COLUMN The DROP COLUMN command is used to delete a column in an existing table. The following SQL deletes the "ContactName" column from the "Customers" table:

Nov 18, 2025 · Right-click the column you want to delete and choose Delete Column from the shortcut menu. If the column participates in a relationship (FOREIGN KEY or PRIMARY KEY), a message …

Jul 23, 2025 · In this article, we'll explain how to delete a column in SQL, providing the syntax, practical examples, and best practices for safely removing unnecessary columns from your database.

Jun 14, 2011 · Specifies that constraint_name or column_name is removed from the table. DROP COLUMN is not allowed if the compatibility level is 65 or earlier. Multiple columns and constraints …

First, write ALTER TABLE, followed by the name of the table you want to change (in our example, product). Next add the DROP COLUMN clause, followed by the name of the column you want to …

In this tutorial, you will learn how to use the SQL Server ALTER TABLE DROP COLUMN statement to remove one or more columns from a table.

Sep 19, 2023 · In this guide, you will dig into the process of how to delete a column in SQL, exploring the essential concepts and how to do it. At the end of this guide, you will have all the information …

Use the ALTER TABLE DROP statement to delete one or more columns from a table in the database.

Jun 28, 2023 · Utilizing the SQL ALTER TABLE statement, you can effortlessly remove a column from your database schema. Throughout this article, we’ll provide you with step-by-step instructions on …

May 3, 2025 · Learn how to delete a specific column from a table using various methods in SQL.