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SQL Mastery

Introduction Setup SELECT, WHERE, Aggregations Grouping, Ordering, More Aggregations Functions & Dates JOINs Math & String Functions Subqueries Window Functions Data Definition Language (DDL) Views & Temporary Tables

Grouping, Ordering, More Aggregations

Grouping rows with GROUP BY, sorting results with ORDER BY, and using more aggregations to answer real questions from your data. Practical examples focused on clarity and correctness.