General MySQL Oracle SQL Server

"ALTER TABLE ... DROP COLUMN" - Deleting Existing Columns in SQL Server

Q

How To Delete an Existing Column in a Table with "ALTER TABLE ... DROP COLUMN" in SQL Server?

✍: FYIcenter.com

A

If you have an existing column in a table and you do not need that column any more, you can delete it with "ALTER TABLE ... DROP COLUMN" statement. Here is a tutorial script to delete an existing column:

ALTER TABLE tip DROP COLUMN create_date
GO

SELECT * FROM tip
GO
id  subject    description               author
1   Learn SQL  Visit dev.fyicenter.com   NULL

As you can see, the column "create_date" is gone.

 

⇒ "sp_rename ... 'COLUMN'" - Renaming an Existing Column in SQL Server

⇐ "ALTER TABLE ... ADD" - Adding New Columns to Existing Tables in SQL Server

⇑ Managing Tables and Columns in SQL Server

⇑⇑ SQL Server Database Tutorials

2016-11-17, 3008🔥, 0💬

General MySQL Oracle SQL Server