#SQL script

SQLServerCentral Article

SQL Window Functions Series: NTILE()

  • Article

Unlock the power of SQL's NTILE function with our latest deep-dive article. Learn to segment your data effectively into quantiles for more nuanced analysis, discover common pitfalls and their solutions, and optimize your queries for peak performance.

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2024-02-03 (first published: )

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SQLServerCentral Article

SQL Window Functions Series: LAG() and LEAD()

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Dive deep into the powerful SQL window functions, LAG() and LEAD(). Explore their intricacies, discover real-world examples, and avoid common pitfalls.

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2023-12-11

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SQLServerCentral Article
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2023-11-20 (first published: )

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SQLServerCentral Article

Different Ways to Populate the List of Tables

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This article shows how you can query different types of tables, based on certain criteria that may be important to you. A good list of basics for any database administrator that will help you find tables in your database.

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2023-10-06

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Question of the Day

The ##MS_DatabaseConnector## User

On SQL Server 2025, I run this code as a sysadmin:

CREATE LOGIN Demo WITH PASSWORD = 'Demo1234567'
GO
ALTER SERVER ROLE ##MS_DatabaseConnector## ADD MEMBER Demo
GO
I then login as Demo and run this:
USE sandbox
go
SELECT CURRENT_USER
What is returned?

See possible answers