Editorials

SQLServerCentral Editorial

More MVPs Than Awards

Every year, July 1 is the Microsoft MVP Renewal date and quite a few people received good news that day. I was one of those renewed for another year, and I am honored that Microsoft chose me again. I also congratulate all the others that received the award for the first time as well as […]

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2019-07-29

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SQLServerCentral Editorial

SQL Server 2019 CTP 3.2 Available

Microsoft announced CTP 3.2 for SQL Server 2019 just a few days ago, but many people working with SQL Server don’t care about this. I run into people at user group meetings and SQL Saturdays who are stuck supporting versions as old as SQL Server 2000, and SQL Server 2008 R2 is still prevalent. I’m […]

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2019-07-27

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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