sql - Oracle select top N rows based on Values -


say if have table following column,

marks 60 80 70 90 95 90 70

i need select rows mark in top 4, ie. in case, >=70 , 6 rows should returned.

i'm not sure how this, can please? thanks.

select marks (   select marks, dense_rank() on (order marks desc) marksrank   yourtable ) marksrank <= 4

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