Articles tagged

26 April 2021
26 April 2021

Malta Data Saturday and Our New Era

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The Malta Data Saturday is finishing. I still need to compile the numbers, but the comments and feedback are great. Let’s talk a bit about the story of this conference and I hope this story can provide it’s 2 cents to the build of our new era, at least starting many discussions about do’s and don’ts … Read more
15 March 2021
15 March 2021

Count Distinct and Window Functions

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Or: How to make magic tricks with T-SQL Starting our magic show, let’s first set the stage: Count Distinct doesn’t work with Window Partition Preparing the example In order to reach the conclusion above and solve it, let’s first build a scenario. Using Azure SQL Database, we can create a sample database called AdventureWorksLT, a … Read more