Intermediate SQL tutorial demonstrating REGEXP for advanced filtering, IF & CASE statements to create categories, SUBQUERIES ...

Introduction"I want to list customers who haven't ordered, but I get zero results," or "The count doesn't match when I ...

The theme for this time is SQL "execution plans."Execution plans are one of the technologies you absolutely must understand when considering database performance.However, this content might also be a ...

Search for vectors similar to a given query vectors using an approximate nearest neighbors vector search algorithm. To learn more about how vector indexing and vector search works, and the differences ...

Databricks SQL alerts: The latest version of Databricks SQL alerts, with a new editing experience, is now in Public Preview. See Databricks SQL alerts. Fixed tooltip display issue: Resolved an issue ...

This repository contains two SQL projects developed as part of my Data Analytics learning journey, following Alex The Analyst's “Learn SQL Beginner to Advanced in 4 Hours” YouTube tutorial. Using a ...

JOIN registrations r ON r.event_id = e.event_id AND r.status = 'confirmed' SUM(CASE WHEN r.status = 'confirmed' THEN 1 ELSE 0 END) AS confirmed_count, SUM(CASE WHEN r.status = 'cancelled' THEN 1 ELSE ...

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