dense_rank()The dense_rank() window function returns the number distinct values of the order by clause that are sorted before the current row +1.
SELECT DENSE_RANK() OVER (ORDER BY …)
FROM …Similar functions: row_number(), rank(), percent_rank(), cume_dist().
The rank() window function is defined in ISO/IEC 9075-2:2023 as part of optional feature T611, “Elementary OLAP operations”.
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