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Row number question

Author

Topic

masterdineen
Aged Yak Warrior

550 Posts

Posted - 2015-04-18 : 17:16:26

Hello there.

I have a question with a row number. Below I have 2 columns that I want to
Put a row number with.

ID. Quantity DesiredRowNumber

123 1. 1
123. 1 1
123. 1. 1
123. 3 2
123. 3. 2
123. 4 3
123. 5 4
123. 5. 4
123. 7 5
123. 7. 5

789. 1 1
789. 1. 1
789. 3 2
789. 3. 2
789 4 3
789. 5 4
789. 5. 4
789. 7 5
789. 7. 5

How would I get the desired row number.

Many thanks.

gbritton
Master Smack Fu Yak Hacker

2780 Posts

Posted - 2015-04-18 : 18:54:48

[code]
select id, quantity
, rn = dense_Rank() over(partition by id order by quantity)
from table
[/code]

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