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mattm/gist:63b9a55c1f7f122e921472628d6c9f30

Last active April 23, 2017 18:36
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Charges with Varible
Raw
gistfile1.txt
SET @total := (SELECT SUM(amount) FROM charges);
SELECT *, ROUND(amount / @total * 100) AS percent
FROM charges;
+----+--------+---------+
| id | amount | percent |
+----+--------+---------+
| 1 | 18.00 | 30 |
| 2 | 15.00 | 25 |
| 3 | 27.00 | 45 |
+----+--------+---------+
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