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SQLite SUM FunctionThe SQLite SUM function is used to return the summed value of an expression. Syntax: SELECT SUM(aggregate_expression) FROM tables [WHERE conditions]; Syntax when you use SUM function with GROUP BY clause: SELECT expression1, expression2, ... expression_n SUM(aggregate_expression) FROM tables [WHERE conditions] GROUP BY expression1, expression2, ... expression_n; Example1: We have a table named "STUDENT", having the following data: Retrieve total fees of the students where ID is less than or equal to 5: SELECT SUM(FEES) AS "Total Fees" FROM STUDENT WHERE ID <= 5; Output: Example2: Using mathematical formula with SUM function You can use mathematical formula with SUM function. SELECT SUM(FEES / 12) AS "Total Monthly Fees" FROM STUDENT; Output: Example2: Using GROUP BY clause with SUM function: Retrieve addresses from the table "STUDENT", find the sum of their corresponding fees and group by the result by address. SELECT ADDRESS, SUM(FEES) AS "Total Salary" FROM STUDENT WHERE ID <= 5 GROUP BY ADDRESS; Output:
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