2025-09-03
1,927 reads
2025-09-03
1,927 reads
We've all heard that definitive statement: "Avoid using cursors." But, in my opinion, what really should be conveyed is: "Avoid using row-by-row operations when possible."
2016-09-09 (first published: 2015-06-01)
13,576 reads
Exploring some differences between using cursors, local fast forward cursors and using set logic.
2016-11-11 (first published: 2015-02-03)
17,425 reads
Cursors are considered by many to be the bane of good T-SQL. What are the best ways to avoid iterative T-SQL and to write queries that look and perform beautifully? In the next part of an ongoing series, we look at ways to efficiently retrieve recently modified data.
2014-06-02
7,064 reads
In this article, we provide a simple way to get a comma delimited list from a table of entries without having to use a CURSOR or a WHILE loop to read through the table.
2012-09-28 (first published: 2011-03-21)
34,401 reads
Cursors provide a means of processing through a set of records row-by-row. However, many companies have a policy against using cursors in their SQL Server standards. This article examines the problem with cursors and alternatives to using them.
2010-09-01
5,122 reads
This article depicts how to approach row by row updates needed in a salary table. It might not directly let you increase your salary, but it could help you at review time.
2009-11-26
42,952 reads
Sometimes cursors are necessary when executing queries in SQL Server, but most of the time they can be avoided entirely. This article shows where cursors can traditionally be used, and how you can use features packaged in SQL Server 2005 to avoid them.
2009-03-19
5,627 reads
Should we really avoid cursors? See how to rewrite code to avoid cursors and also analyze the implications.
2011-05-27 (first published: 2009-01-01)
23,337 reads
2010-06-23 (first published: 2008-12-24)
37,413 reads
Every organization I talk to has the same problem dressed up in different clothes....
By DataOnWheels
I am delighted to host this month’s T-SQL Tuesday invitation. If you are new...
By alevyinroc
Ten years (and a couple jobs) ago, I wrote about naming default constraints to...
Comments posted to this topic are about the item The day-to-day pressures of a...
Comments posted to this topic are about the item Using OPENJSON
Comments posted to this topic are about the item Data Modeling with dbt for...
I have some data in a table that looks like this:
BeerID BeerName brewer beerdescription 1 Becks Interbrew Beck's is a German-style pilsner beer 2 Fat Tire New Belgium Toasty malt, gentle sweetness, flash of fresh hop bitterness. 3 Mac n Jacks Mac & Jack's Brewery This beer erupts with a floral, hoppy taste 4 Alaskan Amber Alaskan Brewing Alaskan Brewing Amber Ale is an "alt" style beer 8 Kirin Kirin Brewing Kirin Ichiban is a Lager-type beerIf I run this, what is returned?
select t1.key
from openjson((select t.* FROM Beer AS t for json path)) t1 See possible answers