SUM function in MySQL

MySQL SUM In MySQL, the SUM function is used to get the summed value of an expression.

Syntax:

SELECT SUM (aggregate_expression)  
FROM table_name  
WHERE conditions;

Parameters:

Aggregate_expression: It is used to specify the column or expression to be utilized by the SUM function.

Example: Items table:

ID NAME QUANTITY
1 Electronics 30
2 Sports 45
3 Fashion 100
4 Electronics 90
5 Sports 50

 

Query:

SELECT name, SUM(quantity) AS “Quantity”
FROM items
GROUP BY name;

Output:

NAME QUANTITY
Electronics 120
Sports 95
Fashion 100

Explanation: The ‘items’ is an already existing table from which we are calculating the sum of quantities for each unique item name.

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