Get Started

You need to be a premium member to use this feature. To access it, you'll have to upgrade your membership.

Become a sharper developer and jumpstart your career.

Basic

$0

$

. 00

monthly

For Basic members:

  • Standard Profile
  • Access learning courses
  • Access free e-books
  • 1x point

Premium

$20

$

. 00

monthly

For Premium members:

  • Earn 2x reward points
  • Premium profile with Verified check
  • Premium Avatar with status update
  • Learning courses
  • Unlimited Certifications and badges on profile
  • Unlimited Book downloads
  • Access to Premium content
  • Online Training
  • Unlimited PDF conversions and downloads
  • Professional Resume Writing
  • Interview Preparations Guide
  • 25 messages per month
  • 1 "Kodzu" avatar, basic
SQL Server

SQL Server Transact Basic to Expert - Alter Column Query

This blog shows how to alter a column in a table using the alter column query.

Syntax:

Alter table tablename
Alter column Columnname
(Datatype Null/Not Null)

Example:

Alter table emptable
Alter Column empname varachar(200) Not Null
Ebook Download
View all
Learn
View all