I have three columns TU, EFX, XPN a fourth column FICO which is based on the values in TU, EX and XPN.
I need to update the FICO column so that it is either
MEDIAN of TU, EFX, XPN or
Minimum of TU, EFX
Minimum of TU,XPN,
Minimum of XPN, EFX
I expected the SQL statement to be something like...