AVERAGE
Returns the average of the given numbers.
使用例
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AVERAGE(1, 2, 3, 4) -
AVERAGE(tableA.fieldB)
構文
AVERAGE ( number1, [ number2, ... ] )
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number1- Any numeric expression. -
number2- Any numeric expression.
この関数が返す値は次のとおりです
number - The average of all the values.