Editorials

SQLServerCentral Editorial

Wellness Week

I work for a great company, one that I feel cares about me as more than a "resource", gives me opportunities (with responsibility and accountability), and has some nice benefits. I actually used one of those last week. I get a volunteer day every year, where I can spend time with a charity and get […]

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2021-12-22

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SQLServerCentral Editorial

Tell Your Loved Ones You Care

The Data Platform community lost a couple of people this week. Euan Garden and Dean Vargas. These were good people. They're going to be sorely missed. While I wanted to say something profound about them, I don't think I can do them justice. They were both simply good. The kind of people you want to […]

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2021-12-18

226 reads

SQLServerCentral Editorial

One to many SQL Server books

Back in the late 90s, I had one large book on my desk with everything I needed – or thought I needed -- to know about SQL Server. It covered T-SQL, installation, backups, security, and more. Over the years, Microsoft has added components like SQL Server Integration Services and features like windowing functions and improved […]

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2021-12-11

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Blogs

Automated SQL Server Benchmarking with HammerDB and Docker: A Complete Testing Framework

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T-SQL Snapshot Backups on Availability Group Secondary Replicas

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The Book of Redgate: Hours

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I have said and written this many times: Redgate Software is the type of...

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Forums

ORDER BY alias

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Optional Parameter Plan Optimization in SQL Server 2025: Fixing the Kitchen-Sink Search Procedure

By vgupta

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AI Experience Gap that we keep talking about

By Pat Wright

Comments posted to this topic are about the item AI Experience Gap that we...

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Question of the Day

ORDER BY alias

There is a table tmp_tab:

CREATE TABLE tmp_tab (
id int,
val int
);
INSERT INTO tmp_tab VALUES
(1, 1),
(2, NULL),
(3, 3),
(4, 4),
(5, 5);
You want to order the rows ids by the following expression:
    ISNULL(val, id) + 1
Which of the following queries produces the expected ordering and why? (Select all correct)

See possible answers