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Technical Article

Social Networking in the SQL Server Community

  • Article

Like many SQL Server (and other technology) people, I utilize several social networking vehicles to stay in touch with others in the SQL community. Some of those who don’t use Facebook and Twitter (among others) have expressed skepticism of the real value of social networking. Does it work? Does it provide any value beyond entertainment? Can it actually help your career? I believe the answer to all of these queries is Yes.

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2009-07-24

1,698 reads

Technical Article

Cannot generate SSPI context…

  • Article

Out of all the problems you can have with SQL Server troubleshooting connectivity issues can be the most challenging. When you factor in the complexities of Active Directory and SQL Server’s interaction with it fixing SSPI errors can be down right baffling...

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2009-07-23

4,833 reads

Technical Article

VDBA RAW

  • Article

I've had a few requests in the past, so I decided to just give it a go. Here's the raw footage from the episode of the Voice of the DBA podcast that I shot this week. It's uncut, the raw footage of what I took off the camcorder,

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2009-07-17

940 reads

Blogs

T-SQL Tuesday #202 SQL Server Outage You’ll Never Forget: A Roundup

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When I put together the invitation for T-SQL Tuesday #202, I wasn't sure what...

A Last Minute Trip to the EU

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My life has some crazy travel stretches for sure. Between speaking, office visits, customer...

Part 3 of 3: Tuning DiskANN — R, Alpha, L, Beam Width, Recall and Latency

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In Part 1, we saw how ‘Vamana’ represents vectors as nodes, connects them with...

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Server-Level Table sizes

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ORDER BY alias

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

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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