SUM()
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The parent of this page is: Functions for MariaDB Enterprise Server
Topics on this page:
Overview
A description for this Function has not yet been added to this Documentation.
EXAMPLES
CREATE TABLE t (a INT);
INSERT INTO t VALUES (1), (2), (3);
SELECT SUM(a) FROM t;
+--------+
| SUM(a) |
+--------+
| 6 |
+--------+
As Window Function
CREATE TABLE t1 (a INT, b INT);
INSERT INTO t1(a,b) VALUES
(1,3), (1,5), (8,2), (5,7), (5,6),
(10,1), (6,4), (3,9), (3,9), (7,2),
(7,5), (2,6), (9,10), (9,5), (4,8);
SELECT a, SUM(b) OVER (PARTITION BY a) AS sum_b
FROM t1
GROUP BY a
ORDER BY a;
+------+-------+
| a | sum_b |
+------+-------+
| 1 | 3 |
| 2 | 6 |
| 3 | 9 |
| 4 | 8 |
| 5 | 7 |
| 6 | 4 |
| 7 | 2 |
| 8 | 2 |
| 9 | 10 |
| 10 | 1 |
+------+-------+
CHANGE HISTORY
EXTERNAL REFERENCES
Additional information on this topic may be found in the MariaDB Public Knowledge Base.