Never, Ever, Ever Start T-SQL Comments with Two Dashes
In this article, Brent Ozar explains why you should avoid starting T-SQL comments with two dashes.
2021-04-26
T-SQL
What is interpolation?
In this article, Joe Celko explains interpolation and covers a bit about the history and what we all did before computers.
2021-03-31
Scripts to Automate Creating and Loading a SQL Server Table
Use these T-SQL strategies for dropping, creating, and populating tables in custom schemas across different SQL Server versions from SQL Server 2019 back to SQL Server 2005.
2021-03-24
A data transformation problem in SQL and Scala: Dovetailing declarative solutions
This article is an interesting approach to solving a data transformation problem in SQL and Scala. Shel Burkow uses a SQL execution plan for software design.
2021-03-18
T-SQL Tips and Tricks
In this article learn some TSQL tips and tricks working with CTEs, UPDATES, Window Functions, Duplicate Rows, Tally Tables and Concatenating string values in SQL Server
2021-03-10
sqldf in R Example for SQL Server
R has a package called sqldf that allows developers to manipulate data inside a dataframe in the same way a SQL developer queries a SQL table which we will cover with examples in this article.
2021-03-01
How to Batch Updates A Few Thousand Rows at a Time
In this post, Brent explains how to use a combination of two separate topics that he has blogged about recently.
2021-01-20
Check Windows Services Status with T-SQL
In this article we look at creating a SQL Server stored procedure that displays a list of all Windows services based on running or stopped state.
2020-11-24
Managing Cross-Database Object References
Phil Factor explains cross database and cross-server references, how to find them in your code, and when it's better to avoid hard-coding these references and use synonyms instead.
2020-11-20
Using Triggers to Replace Scalar UDFs on Computed Columns
Using Triggers to Replace Scalar UDFs with Brent Ozar.
2020-11-16
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PlanTrace: Stop Reading Redshift EXPLAIN Plans. Start Seeing Them
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A Cloud Dependency Failure from Amazon
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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