GROUP BY example 9
A focused SQL example for group by with output and explanation.
GROUP BY example 9
lesson.sqlsql
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Input
Terminal
SuccessReady.
Run code to see output here.
What this example teaches
GROUP BY
Output
The query returns only the rows needed for a reporting query.
Line-by-line explanation
- Line 1 sets up the GROUP BY example: SELECT status, COUNT(*) AS orders, SUM(total) AS revenue.
- Line 2 adds one required part of the working pattern: FROM orders.
- Line 3 adds one required part of the working pattern: GROUP BY status.
- Line 4 adds one required part of the working pattern: HAVING SUM(total) >= 58;.
Why this example is useful
This example is useful because it isolates group by without surrounding noise, so you can see the idea clearly.
Where it is used in real projects
GROUP BY appears in real SQL work when a feature needs a clear pattern that can be reviewed and changed safely.
Beginner variation
Change one label, value or condition in the GROUP BY example and run it again.
Advanced variation
Combine GROUP BY with validation, error handling or reusable structure.