Dennis Cheung is a Senior DBA currently living in Hong Kong, he has been working with SQL server since 2000. He has supported a different version of SQL and loves to learn new technology.

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Blogs

Learning from Mistakes: T-SQL Tuesday #194

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We’re a week late, once again my fault. I was still coming out of...

Stupid Things I Did With AI: ASCII Art

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I ran across this article recently (https://www.gatesnotes.com/meet-bill/source-code/reader/microsoft-original-source-code) and it has a great opening piece...

Simple Talks Podcasting in 2026

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I’m in the UK today, having arrived this morning in London. Hopefully, by this...

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Learning From Breakage

By Steve Jones - SSC Editor

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Python in Action to Auto-Generate an Optimized PostgreSQL Index Strategy

By sabyda

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Adding and Dropping Columns I

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Adding and Dropping Columns I

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Question of the Day

Adding and Dropping Columns I

I have this table in my SQL Server 2022 database: 

CREATE TABLE [dbo].[CityList]
(
[CityNameID] [int] NOT NULL IDENTITY(1, 1),
[CityName] [varchar] (30) COLLATE SQL_Latin1_General_CP1_CI_AS NULL
) ON [PRIMARY]
GO
I decide to add two new columns for the StateProvince and Country. What code should I use?

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