UNPIVOT Table is the reverse of PIVOT. This AdventureWorks example turns state columns back into rows, and shows why the detail rows do not return.
SQL Server emergency? Email pinal@sqlauthority.com with URGENT in the subject line.
Windows Settings That Affect SQL Server
Windows settings can influence SQL Server CPU speed, file growth, memory stability, and security scanning; learn what to inspect and validate.
SQL SERVER – SQL SERVER – UDF – Get the Day of the Week Function – Part 3
Nanda Kumar improved the UDF to get the day of the week: it now uses the date you pass in instead of GETDATE() and handles Saturday correctly.
Naming SQL Server Instances So People Understand Them
Naming SQL Server Instances well clarifies default and named installs, survives growth, and makes later server renames less painful.
SQL SERVER – T-SQL Script to Devide One Column into Two Column
A quick script to split one column into two with LEFT, RIGHT and CHARINDEX, plus what to check when a value has no comma or has extra spaces.
SQL Authority News – SQL Server Interview Questions – SQL Related Jobs – DBA Job Description
Looking for a job or a candidate? Here are my links to SQL Server interview questions and answers, SQL Server related jobs and a DBA job description.
SQL SERVER – SQL SERVER – UDF – Get the Day of the Week Function – Part 2
Mihir Popat improved my Day of the Week Function with @@DATEFIRST, so Sunday does not have to be the first day of the week. Here is his UDF.
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Pinal Dave is an SQL Server Performance Tuning Expert and independent consultant with over 24 years of hands-on experience. He holds a Masters of Science degree and numerous database certifications.
Pinal has authored 19 books and 125 Pluralsight courses. To freely share his knowledge and help others build their expertise, Pinal has also written more than 5,800 database tech articles on his blog at https://blog.sqlauthority.com.
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Shaivi Pinalkumar Dave is a book author and a women’s artistic gymnast.

