When you’re working across multiple spreadsheets, the alternative to using this function is typically a mix of constant ...

Overview: SQL remains a core skill for data management across industries in 2026Free courses build fundamentals while paid ...

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 ...

Have you ever stared at a tangled web of paired columns in your dataset—”Size 1/Value 1,” “Size 2/Value 2,” and so on, wondering how to make sense of it all? It’s a common frustration for anyone ...

A couple of months ago, I wrote an article on how to use PowerShell to back up a database within SQL Server Express Edition. Even though the technique that I described in that post works, the script ...

It has demonstrated the powerful ability of a quantum computer to perform certain computational tasks more efficiently than a classical computer. Thus, to show quantum advantages is a key problem in ...

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

We are encountering issues when adding function calls and PostgreSQL functions as training data in Vanna AI. Specifically, the model struggles with accurate identification and execution of functions ...

Abstract: In recent years, the development of information technology has increased the performance demand of database. Improving the query efficiency of relational databases through FPGA heterogeneous ...