SQL Server 2012

Technical Article

Lead and Lag Functions in SQL Server 2012

  • Article

Arshad Ali discusses how to use CTE and the ranking function to access or query data from previous or subsequent rows. He also shows you how to leverage the LEAD and LAG analytics functions to achieve the same result without writing a self-join query using CTE and ranking function

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2014-12-10

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BIT_COUNT() IV

In SQL Server 2025, I run this code:

select bit_count('A')
What is returned?

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