It's easy enough to pass x, y, add the two, and return the result. But what if the numbers of total numbers isn't known?<BR><BR>For example:<BR><BLOCKQUOTE class="ip ...
Returns the sum of all the values, or only the DISTINCT values, in the expression. SUM can be used with numeric columns only. Null values are ignored. SUM is a deterministic function when used without ...
The SUM() function in SQL returns the total sum of a numeric column. It's commonly used to calculate totals in datasets like sales, quantities, or prices.
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