Excel-find column1 & column2 duplicates in the table -


i need find duplicates columns , b. example, if have these values:

column   column b     code  isqual     isret      isexp 
1004679    r&dchpclass   3    qualified  retired    non-expired 1004679    r&dchpclass   2    qualified  retired    non-expired

i want able see of matching column & column b .

because column , column b composite key in db later.

is doable in excel?

you can create column , use countif.

create column in cell g2 example (for row 2) , put in formula:

=countif(a:a, a2)

fill formula bottom.

the same column b, in cell h2, use:

=countif(b:b, b2)

and fill bottom.

apply filter , results 2 , higher appear more once.


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