What to Do When SQL Server is Slow
Brent Ozar's session for the PASS DBA Fundamentals virtual chapter.
Generating Completely Random Sample Output from a Dataset
This short article shows a simple example of how to generate completely random sample output from a Dataset
Principles of Data Protection
Protecting data in SQL Server is not as simple as setting a few properties. While there are great security features in SQL Server, such as Transparent Data Encryption, production data may end up in places throughout the organization. In this article, Brian Kelley talks about the best ways to secure data using the concept of least privilege.
Stairway to AlwaysOn Crossword
This crossword puzzle is based on the contents of the Stairway to AlwaysOn.
Examples of using XQuery to update XML Data in SQL Server
What is the most efficient way to modify XML values? To allow for precise modification of XML nodes and values, the XQuery XML query language employs an extension known as the XML Data Modification Language (DML). The XML DML uses the XML modify() method, which makes use of three operational keyword sets: insert, replace value of, and delete. Seth Delconte takes a closer look.
Ensuring Each Client has a Full Set of Key-Value Pairs
In this piece, we find out about a business issue that can occur when using key value pairs in your database to describe information about other entities.
Automatic Query Performance Tuning in SQL Server Database
In this article Anoop Kumar discusses Automatic Tuning, a new database feature that helps improve SQL Server query performance automatically.
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Forums
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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