SQL SUM() Function
The SUM() Function
The SUM() function returns the total sum of a numeric column.
SQL SUM() Syntax
| SELECT SUM(column_name) FROM table_name |
SQL SUM() Example
We have the following "Orders" table:
| O_Id |
OrderDate |
OrderPrice |
Customer |
| 1 |
2008/11/12 |
1000 |
Hansen |
| 2 |
2008/10/23 |
1600 |
Nilsen |
| 3 |
2008/09/02 |
700 |
Hansen |
| 4 |
2008/09/03 |
300 |
Hansen |
| 5 |
2008/08/30 |
2000 |
Jensen |
| 6 |
2008/10/04 |
100 |
Nilsen |
Now we want to find the sum of all "OrderPrice" fields".
We use the following SQL statement:
| SELECT SUM(OrderPrice) AS OrderTotal FROM Orders |
The result-set will look like this:
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