How-To Geek on MSN
I stopped using the LET function—and my Excel sheets are better for it
Replacing LET formulas with helper columns made my Excel workbooks easier to audit, adapt, and troubleshoot.
This is a guided, hands-on project designed to build a modern data warehouse using SSMS. The goal is to learn progressively throughout the process, covering key concepts like ETL, data modeling, and ...
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