SQL code for using preceding values

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Question by msridha2 · Oct 02 at 12:41 AM · sql code

Hi I need the value in 'Needed' column, logic is provided below

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Answer 1 · 2020-11-02T01:47:36Z

Answer by Jeff Moden · Nov 02 at 01:47 AM

Lookup up the LAG function (teaching someone how to fish) if you're using at least SQL Server 2012. Actually, here's the link ...

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