Excel Magic Trick 1508: Lookup In Current Table? Self Join? VLOOKUP or Power Query?

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In this video see how to lookup a referral ID in an employee table to return the employee name, but the catch is that the Lookup Return Column is in the Lookup Table. See how to do it in Excel with VLOOKUP and in Power Query with a Merge Left Outer Join that joins the employee table to itself.

Examples in this video:
1. (00:06) Introduction & Description of problem
2. (00:58) Excel VLOOKUP Example
3. (04:18) Power Query Example
4. (08:03) Summary

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