Laravel GroupBy: Practical Examples

1. Example 1. GROUP BY instead of DISTINCT 2. Example 2. GROUP BY Aggregation: SUM, AVG, MIN, MAX, COUNT 3. Example 3. GROUP BY with Extra Calculations 4. Example 4. GROUP BY Multiple Tables 5. Example 5. GROUP BY with ORDER BY 6. Example 6. GROUP BY Raw Expression 7. Example 7. GROUP BY + ORDER BY: Multiple Columns