It is this reference to the cte itself that establishes the recursive invocation 正是此次對cte自身的引用建立了遞歸調用。
Therefore , the potential impact is a factor only in complex applications where iterations and recursive invocations are heavily used 因此,只有在非常復雜的大量使用循環和遞歸調用的應用程序中,才需要考慮這種潛在的影響。