What’s the Difference Between PERCENT_RANK and CUME_DIST?
Learn a bit about the different results you get from the PERCENT_RANK and CUME_DIST aggregate functions.
2019-06-27
13,126 reads
PERCENT_RANK
2018-01-25
911 reads
Nasty Fast PERCENT_RANK
Alan Burstein discusses a better performning alternative to PERCENT_RANK that works on SQL Server versions 2005+
2018-01-05 (first published: 2016-06-07)
13,081 reads
Using the T-SQL PERCENTILE Analytic Functions in SQL Server 2000, 2005 and 2008
Percentiles give meaning to measurements by telling you the percentage of the population being measured who get higher or lower values. They are now easier to calculate in SQL, and are useful for reporting; but are the new analytic functions faster and more efficient than the older methods? Dwain Camps demonstrates, and investigates their relative performance.
2015-05-27
7,757 reads
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Forums
Can someone please explain what happens?
I have mentioned this several times over several years. Can someone please help me...
SELECT COUNT(DISTINCT) returns null when nothing is found instead of 0
SELECT COUNT(DISTINCT Component) AS Found FROM tblComponents WHERE(Component NOT LIKE '%[a-z]%') AND(LTRIM(RTRIM(Component)) = 'GM13622')...
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Question of the Day
Creating JSON III
In a SQL Server 2025 table, called Beer, I have this data:
BeerIDBeerName 1Becks 2Fat Tire 3Mac n Jacks 4Alaskan Amber 8KirinI run this code:
SELECT JSON_OBJECTAGG(
BeerID: BeerName )
FROM beer;
What are the results? See possible answers