PAGE_VERIFY – Checksum vs. Torn Page Detection
All this talk of testing backups and data integrity and checksums has me thinking that maybe now would be a...
2012-06-07
10,817 reads
Blog Posts
Do You Know An Exceptional DBA?
Do you know a DBA that saves the day time and again? Or one that doesn’t need to save the...
2012-06-06
985 reads
Getting started with SQL Server on private cloud
I have been invited to a private beta of SQLDirector by ScaleGrid. “SQLDirector is a MS SQL as a Service...
2012-06-06
1,537 reads
Just another SQL blog
I started out as a software developer back in 1996 in Denver, CO, doing Client/Server development in PowerBuilder. The internet...
2012-06-06
601 reads
On Break
I’m at Orlando International as I write this, about to fly to Parsippany for meetings today and tomorrow, then back...
2012-06-06
632 reads
Optimise Your Disk Subsystem I/O with An Index File Group and Index Compression
As a DBA who is always seeking solutions to performance bottlenecks, amidst the
daily rituals of validating backups and other regular...
2012-06-06
1,693 reads
Powershell Add-Type – Where’s That Assembly!
I’ve been working a lot lately with SMO and the differences between the various versions between SQL 2005, 2008, and...
2012-06-06
17,467 reads
Presenting Tips
Having done a number of presentations, I have accumulated a list of items to go over before each presentation to...
2012-06-06
1,161 reads
SQL Server Configuration Manager : Cannot connect to WMI provider – Invalid class [0x80041010]
Following error dialog pops up today, when I tried connecting to SQL Server Configuration Manager on my SQL Server 2008...
2012-06-06
25,003 reads
SQLSaturday #164 Cleveland – Tick tock, people!
If you haven’t already heard, Cleveland is hosting SQLSaturday #164 on August 18. That date is coming up fast and...
2012-06-06
644 reads
Blogs
A Last Minute Trip to the EU
By Steve Jones
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
In Part 1, we saw how ‘Vamana’ represents vectors as nodes, connects them with...
Automated SQL Server Benchmarking with HammerDB and Docker: A Complete Testing Framework
I’m excited to announce the release of a new open-source project that fully automates...
Forums
Optional Parameter Plan Optimization in SQL Server 2025: Fixing the Kitchen-Sink Search Procedure
Comments posted to this topic are about the item Optional Parameter Plan Optimization in...
AI Experience Gap that we keep talking about
Comments posted to this topic are about the item AI Experience Gap that we...
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) + 1Which of the following queries produces the expected ordering and why? (Select all correct) See possible answers