What's the true and permanent cost of lowering the Fill Factor of an index in SQL Server? It's a lot more than many people think. 9 year SQL Server MVP veteran, Jeff Moden, demonstrates how to calculate the extra space that will be used by lowering the Fill Factor and saved by increasing it.
2021-05-28 (first published: 2019-09-03)
10,284 reads
Many people have published high performance, read-less, Inline Table Valued functions that use Itzik Ben-Gan's wonderful "Virtual Numbers Table" to replace WHILE loops and other forms of RBAR. This one is Jeff Moden's version.
2019-08-13 (first published: 2019-08-04)
7,858 reads
With origins from the world of “Submarine ‘Dolphin’ Qualification” questions, an “Oolie” is a difficult question to answer, or the knowledge or fact needed to answer such a question, that may or may not pertain to one's duties but tests one's knowledge of a system or process to the limit. Introduction Contrary to what many […]
2019-08-08
6,346 reads
Revisiting his very popular article on the running total and ordinal rank problems, MVP Jeff Moden brings us a detailed analysis of how you might want to implement a solution in T-SQL.
2019-05-22 (first published: 2009-11-10)
48,232 reads
Fill in another bit of your T-SQL knowledge about STR(). It right justifies, rounds, and controls the output width of columns. Sounds perfect but here's why you might not want to use it.
2019-04-26 (first published: 2010-12-15)
16,480 reads
Fill in another bit of your T-SQL knowledge by learning how to quickly group ranges of contiguous dates without RBAR.
2019-04-19 (first published: 2010-12-07)
28,140 reads
Fill in another bit of your T-SQL knowledge by learning how to sort a result set by the proper month order, but use the month name instead.
2019-04-12 (first published: 2010-11-15)
24,525 reads
For today's Friday poll we have a guest editorial from Jeff Moden. The head of the anti-RBAR alliance has spent a lot of time trying to help others write better T-SQL and solve their problems with code that performs well. However this Friday Jeff asks about the CLR and how you are using it, or not using it, in the real world.
2017-08-11 (first published: 2009-12-11)
757 reads
He admits it wasn't his idea but his head sure wishes it was. SQL Server MVP Jeff Moden explains a wonderful, super simple, very high performance formula that will calculate ISO Week Numbers. If you're "stuck" with SQL Server 2005 or less, you're going to like this a whole lot!
2015-10-23 (first published: 2013-04-08)
38,637 reads
It's an old problem with a solution that's nearly as old. SQL Server MVP Jeff Moden shows us the old trick mixed with a slick trick to format the duration as extended hours, minutes, seconds, and milliseconds.
2015-04-03 (first published: 2014-01-16)
64,074 reads
I’ve been thinking a lot lately about what it actually takes to make an...
By Steve Jones
Redgate is a for-profit company. We look to make money by building and selling...
I’ve uploaded the slides for my Techorama session Microsoft Fabric for Dummies and my...
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Finish this quote (for a fun Memorial Day question):
Do not try and bend the spoon. That's impossible. ...See possible answers