Thanks to binaryworld.net , I was finally able to get a sql way to calculate XIRR. After 2 long hours of search I found this site and the logic as well as the code works perfectly well! XIRR is a function in excel that calculates Internal Rate of Return based on payments/income over a period of time. Without further ado, here is the code (a slightly modified version from BinaryWorld.net. Happy XIRRing! -- First, CREATE XIRR Table to store values CREATE TABLE XIRRTempData( amt float, dt datetime, guid varchar(128) ) go create function dbo.XIRR( @d datetime, @GUID varchar(128) ) returns decimal(18,10) as begin /* USAGE: select @IRR = dbo.xirr(null, guid) select @IRR IRR, @IRR * 100 'IRR %' Note: Leave the first parameter (date) null if you wish to see the XIRR calculated as of the maximum date in the dataset provided else provide a specific date to see the XIRR calculated as the given date. Created By: Ankeet Shah Created On: 7/16/2008 */ IF @d is null SELECT @d = max(d) from Inc...
Two Plus One Is Us! Initially started out as a title for our family blog, it didn't take long to realize that when you blog, other person reads and a third person comments you essentially have a small group that is contributing to a meaningful discussion resulting in enrichment of minds and problem solving. That small group is Us.
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