bd528
bd528

Reputation: 886

Returning largest value in new column

I have the following data

Pet xVal
Cat 1
Cat 7
Cat 9
Dog 2
Dog 3
Dog 4

Is it possible to to return the highest value for each data set in an additional column? So the the data above, the expect output would be :-

Pet xVal Largest
Cat 1    9
Cat 7    9
Cat 9    9
Dog 2    4
Dog 3    4
Dog 4    4

Upvotes: 0

Views: 38

Answers (1)

user330315
user330315

Reputation:

This can be done using window functions:

select pet, xval, max(xval) over (partition by pet) as largest
from the_table;

Upvotes: 5

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