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Mean Median Mode using SQL and DAX
This article explains how to calculate the important statistical functions, MEAN, MEDIAN, and MODE, in both T-SQL and DAX.
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Database Normalization in SQL with Examples
Gouri Shankar provides an overview of normalizing a database.
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Introduction to PIVOT operator in SQL
Learn how to use the PIVOT operator in SQL in a step-by-step manner.
2020-02-06
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Forums
Database file shrink issue.
Hi experts, I have a 3+ TB database on a 2019 sql server which...
The North Star for the Year
Comments posted to this topic are about the item The North Star for the...
Multiple Escape Characters
Comments posted to this topic are about the item Multiple Escape Characters
Question of the Day
Multiple Escape Characters
In SQL Server 2025, I run this code (in a database with the appropriate collation):
SELECT UNISTR('%*3041%*308A%*304C%*3068 and good night', '%*') AS 'A Classic';
What is returned? See possible answers