Converting Rows to Columns (PIVOT) and Columns to Rows (UNPIVOT) in SQL Server
Learn how to convert row values into column values (PIVOT) and column values into row values (UNPIVOT) in SQL Server.
2015-06-16
4,888 reads
Additional Articles
Powershell day-to-day Admin tasks: WMI, CIM and PSWA
WMI (Windows Management Instrumentation) is the basic way of querying and changing basic information about any windows server, including SQL Server or Exchange Server. It provides a logical structure and representation of systems and services that are hosted on the server and is essential for anyone who is keen to automate routine monitoring and administration work via PowerShell, especially where many servers are involved in the task.
2015-06-15
4,326 reads
Managing Test Data as a Database CI Component - Part 2
Tim Hidalgo goes through some practical demos to show you how you can automatically keep your testing environments up to date, and ship more robust databases.
2015-06-12
3,004 reads
Converting Rows to Columns (PIVOT) and Columns to Rows (UNPIVOT) in SQL Server
Learn how to convert row values into column values (PIVOT) and column values into row values (UNPIVOT) in SQL Server.
2015-06-11
5,039 reads
Reusing T-SQL Code
Alex Kuznetsov, in an article taken from his book 'Defensive Database Programming with SQL Server', shows how DRY principles can be put in practice with constraints, stored procedures, triggers, UDFs and indexes.
2015-06-10
6,344 reads
Protecting Yourself from SQL Injection in SQL Server - Part 2
Aaron Bertrand has some advice on how to protect yourself from SQL Injection, looking at some specific common scenarios.
2015-06-09
4,756 reads
How to Get SQL Server Dates and Times Horribly Wrong
One of the times that you need things to go right is when you are doing analysis and reporting. This is generally based on time and date. A sure-fire way of getting managers upset is to get the figures horribly wrong by messing up the way that you handle datetime values in SQL Server. In the interests of peace, harmony and a long career in BI, Robert Sheldon outlines some of the worst mistakes you can make when using SQL Server dates.
2015-06-08
7,158 reads
System Stored Procedures for SQL Azure Linked Servers
Microsoft released the preview version of Azure SQL Database V12 in December of 2014. As a database administrator, you might wonder about the schema and security of these new data marts. Microsoft has supplied system stored procedures for the database developer to query the Linked Servers for this type of meta data, as John Miner explains.
2015-06-05
2,288 reads
The Importance of Database Indexing
In this article, James Munro demonstrates an example of a simple query without an index and then that same query again with the index. A simple introduction to database indexing.
2015-06-04
7,210 reads
Query Folding in Power Query to Improve Performance
In this tip Koen Verbeeck discusses query folding, how you can take advantage from it and how to make sure query folding takes place.
2015-06-03
3,661 reads
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SQL Server Vector Support I
What are vectors in SQL Server 2025, as related to the new AI features?
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