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
10,878 reads
Learn a bit about the different results you get from the PERCENT_RANK and CUME_DIST aggregate functions.
2019-06-27
10,878 reads
2018-01-25
892 reads
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)
12,090 reads
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
By James Serra
(Shameless plug: The price of my book “Deciphering Data Architectures: Choosing Between a Modern...
By Steve Jones
I was working with a customer and discussing how to do error handling. This...
By DataOnWheels
The 14th annual Ability Summit is a global event that I attended a few...
Comments posted to this topic are about the item The Journey to Change
Comments posted to this topic are about the item Check Azure SQL DB Space...
Comments posted to this topic are about the item The Cloned Database Size
I have a small test sandbox database on an instance with default master, model, msdb, and tempdb settings. The database has these files:I now run this command:
DBCC CLONEDATABASE(sandbox, sandbox_clone); GOWhen I examine the database file properties, what do they show? See possible answers