Web Reference: Modifies a table definition by altering, adding, or dropping columns and constraints. ALTER TABLE also reassigns and rebuilds partitions, or disables and enables constraints and triggers. The syntax for ALTER TABLE is different for disk-based tables and memory-optimized tables. Dec 3, 2024 · The ALTER TABLE statement is a cornerstone of database management in SQL Server, providing a flexible way to adapt table structures to changing needs. From adding and modifying columns to managing constraints, understanding this command empowers you to maintain and enhance your database efficiently. In this tutorial, you will learn how to use the SQL Server ALTER TABLE ALTER COLUMN statement to modify a column of a table.
YouTube Excerpt: How to add a column to an existing table using
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