该语句不再有效的原因在于:外部引用集合函数sum(p.quantity)现在是在外部块中计算的。

该语句不再有效的原因在于:外部引用集合函数sum(p.quantity)现在是在外部块中计算的。的英文翻译

基本释义

• The reason that the statement is no longer valid is that the outer reference aggregate function sum(p. Quantity) is now computed in the outer block.