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Normalization is important for relational databases, but sometimes too much of a good thing can be bad.
Upgrade From SQL 2012 to SQL 2016 - Problem with Certificates
You may need to drop and recreate your certificates after migrating from SQL 2012 to SQL 2016+
How to be Accountable for Handling Personal Data
The GDPR is in full effect but meeting the requirements may still be confusing for many companies. In this article, William Brewer discusses what is needed to ensure compliance, including when a Data Protection Impact Assessment is required. He also explains the Data Protection Officer role.
How to change an Azure SQL Database Collation
In this tip we look at the steps you can follow to change the collation for an Azure SQL Database.
SQL Server Migration
Some SQL migrations require keeping the server name, instance name, IP, and port number. Geoff Ruble shares some notes on his recent experience with a SQL Server migration.
The Challenge of Failure and of Being Unwired
About to embark on a vacation, Steve talks about the difficulty in letting go.
Segment Data into Deciles
This short article shows a simple example of how to segment data into deciles
Power BI Introduction: Working with Parameters in Power BI Desktop —Part 4
Power BI allows you to use parameters to make your reports dynamic. In this article, Robert Sheldon demonstrates how parameters can be used to substitute connection information, query filters, or even calculations within the query.
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