Aggregate functions help turn large datasets into simple summaries used across many fields. GROUP BY and HAVING allow structured grouping and filtering of data for clearer reports. Functions like ...

Abstract: SQL is a typical query language for performing data analytics. Although its usage is ubiquitous, learners experience that query formulation in SQL is error-prone and time-consuming. Prior ...

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Welcome to Tutorial 15 of 100 in the “100 Cool Things with Cards” series! This trick is quick, visual, and easy to learn — perfect for anyone who wants a fun, fooling effect that gets straight to the ...

Hello there! 👋 I'm Luca, a BI Developer with a passion for all things data, Proficient in Python, SQL and Power BI ...

In this video, I teach you how to perform three visual and easy pen magic tricks. These tricks will still require a little bit of practice but you should learn them pretty quickly. The first trick is ...

VB.Net is a simple, modern, object-oriented computer programming language developed by Microsoft to combine the power of .NET Framework and the common language runtime with the productivity benefits ...

In this Microsoft SQL Server and JDBC tutorial, you'll learn how to connect to a Microsoft SQL Server in Java using JDBC. The steps are relatively straightforward: Each database is different, so ...

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