In some ways, development tasks haven't changed much in decades, but in others the way we build software has changed a lot, especially with regards to data.
Learn how you can parse a series of parameters that are passed in a string of tuples, meaning pairs, of values and preserve order without using STRING_SPLIT with the ordinal parameter.
The previous levels of this stairway describe details, features, and limitations of columnstore indexes in SQL Server. But they do not answer what should be the first question for every database professional: should columnstore indexes be used in my databases; on what tables should they be used; and should they be clustered or nonclustered columnstore indexes?
Credit card fraud detection is an important application of machine learning techniques, including Decision Trees. The goal is to identify and detect fraudulent transactions and separate them from valid transactions to prevent financial loss and protect user accounts.
Code reviews are a part of many developers' lives, but is there a limit to what you can do effectively?
This article shows how GENERATE_SERIES can be used with a few practical examples and a warning on parameters.
If you haven’t already heard, SQL Server 2022 introduced a new built-in system function called GREATEST. Simply put, it is to a set of columns, variables, expressions etc. what the MAX function is to a set of values (i.e., rows) of a single column or expression.
Learn about Amazon Athena, how it works, why you would use it, and some of the advantages of Athena over traditional relational databases.
Today, I want to blog about something I have only limited knowledge of … confidence. Okay, I understand what confidence is, and I have seen it before in the real world and not just in biographical movies. In fact, I have met quite a few highly confident people. In almost every case, it was immediately […]
By HeyMo0sh
As someone who works in DevOps, I’m always focused on creating systems that are...
By Brian Kelley
I am guilty as charged. The quote was in reference to how people argue...
By Steve Jones
Learn how to tie a bowline knot. Practice in the dark. With one hand....
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I have a database, DNRTest, that has a number of tables and other objects in it. The other day, I was trying to mock up a test and ran this code on the same server:
-- run yesterday CREATE DATABASE DNRTest2 GO USE DNRTest2 GO CREATE TABLE NewTable (id INT) GOToday, I realize that I need a copy of DNRTest for another mockup, and I run this:
-- run today USE Master BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO RESTORE DATABASE DNRTest2 FROM DISK = 'dnrtest.bak' WITH REPLACEWhat happens? See possible answers