#SQLPASS on Twitter
With the PASS Summit taking place last week in Seattle, Steve Jones found that there was a tremendous amount of SQL Server news and information on Twitter. It's a medium that is becoming useful for SQL DBAs.
A Bad Litmus Test
A litmus test is a way of determining your answer to a question based on a single issue or response. Steve Jones sees this as a bad idea, especially when looking to hire technical people.
An Un-indexed Foreign Key Gotcha
Indexing is important for improving performance, but do you know that a lack of indexes might actually cause things to stop working? Alok Dwivedi brings us a very interesting scenario where the lack of an index causes a problem with concurrency.
A Bad Litmus Test
A litmus test is a way of determining your answer to a question based on a single issue or response. Steve Jones sees this as a bad idea, especially when looking to hire technical people.
A Bad Litmus Test
A litmus test is a way of determining your answer to a question based on a single issue or response. Steve Jones sees this as a bad idea, especially when looking to hire technical people.
A Bad Litmus Test
A litmus test is a way of determining your answer to a question based on a single issue or response. Steve Jones sees this as a bad idea, especially when looking to hire technical people.
What a Data Warehouse is Not
Recently, I was at a conference, and I heard the following discussion about what a data warehouse was. One person suggested that a data warehouse was really all the old legacy systems connected by software that could access the data. By calling such a contraption a data warehouse, the organization could avoid having to do the hard and complex work of integration. There are so many problems with this federated approach to a data warehouse that they are almost not worth repeating here. But (once again!) here goes.
Introduction to the Transaction Log
The transaction log is a fairly complex construct in SQL Server and present in every database installation. New author James Rea brings us a great introduction to how the log works and how to maintain it.
Is The PASS Summit Worth It?
Steve Jones has attended the PASS Summit annually, and found value. But for this Friday's poll, did you find value this week? Or have you in the past? Let others know.
Blogs
A Cloud Dependency Failure from Amazon
By Steve Jones
I went to sleep while reading a Kindle book on my phone. I know...
Deploying AI in logistics (the unfiltered version)
A conversation with Jan Laš, CIO at HOPI, about what deploying a data agent...
T-SQL Tuesday #198 Invitation: How Do You Detect Data Changes?
It's time for T-SQL Tuesday #198! This month's topic is change detection. The post T-SQL...
Forums
SPAM Issues May 2026
We suffered a SPAM attack from May 1-6, which unfortunately corresponded with time off...
SQL Password enforcing
Hi to all We have situation at a client where someone is illegally changing...
SQL Password enforcing
Hi to all We have situation at a client where someone is illegally changing...
Question of the Day
Creating a JSON Document III
I have this data in a table called dbo.NFLTeams
TeamID TeamName City YearEstablished ------ -------- ---- --------------- 1 Cowboys Dallas 1960 2 Eagles Philadelphia 1933 3 Packers Green Bay 1919 4 Chiefs Kansas City 1960 5 49ers San Francisco 1946 6 Broncos Denver 1960 7 Seahawks Seattle 1976 8 Patriots New England 1960If I run this code, how many rows are returned?
SELECT TOP 2
json_objectagg('Team' : TeamName)
FROM dbo.NFLTeams;
See possible answers