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Definition and Usage. The SUM() function calculates the sum of a set of values. Note: NULL values are ignored. Syntax
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- SQL SUM() Function
The SUM() function returns the total sum of a numeric...
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This tutorial shows you how to use the MySQL SUM function to calculate the sum of a set of values or an expression.
To get the first row where the sum of all the previous cash is greater than a certain value, use: SELECT y.id, y.cash FROM (SELECT t.id, t.cash, (SELECT SUM(x.cash) FROM TABLE x WHERE x.id <= t.id) AS running_total FROM TABLE t ORDER BY t.id) y WHERE y.running_total > 500 ORDER BY y.id LIMIT 1
The SUM() function returns the total sum of a numeric column. Example. Return the sum of all Quantity fields in the OrderDetails table: SELECT SUM (Quantity) FROM OrderDetails; Try it Yourself » Syntax. SELECT SUM(column_name) FROM table_name. WHERE condition; . Demo Database. Below is a selection from the OrderDetails table used in the examples:
10 wrz 2024 · The SUM() function in MySQL is used to calculate the total sum of a numeric column. It aggregates the values of the specified column and returns the result. This function is often used in queries to get the total of column values and optionally apply conditions or group the results.
23 lip 2021 · The SUM() function sums up all the values in a given column or the values returned by an expression (which could be made up of numbers, column values, or both). It’s a good introduction to SQL’s aggregate functions, so let’s dive right in!
The MySQL SUM () function is an aggregate function that is used to calculate the sum of all values in a particular column/field. If the specified row (s) doesn't exist this function returns NULL.
