Revisiting SQL Server Window Functions- A Practical Walkthrough
A look at window functions in SQL and how they can be used to query data without the restrictions of a GROUP BY.
2025-09-12
7,144 reads
LAG
2024-10-30
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2024-10-23
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SQL Window Functions Series: LAG() and LEAD()
Dive deep into the powerful SQL window functions, LAG() and LEAD(). Explore their intricacies, discover real-world examples, and avoid common pitfalls.
2023-12-11
10,789 reads
2022-06-17
532 reads
2021-03-02
693 reads
2021-02-23
634 reads
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Question of the Day
Multiple Values Inserted
I have this code on SQL Server 2022. What happens when it runs all at once?
DROP TABLE IF EXISTS dbo.Commission GO CREATE TABLE dbo.Commission (id INT NOT NULL IDENTITY(1,1) CONSTRAINT CommissionPK PRIMARY KEY , salesperson VARCHAR(20) , commission VARCHAR(20) ) GO INSERT dbo.Commission ( salesperson, commission) VALUES ( 'Brian', 12 ), ( 'Brian', 'None' ) GOSee possible answers