However, there could be a price to pay in terms of performance. There is (potential) overhead in object creation and in method dispatch.
但是,这可能会以牺牲性能为代价,对象创建和方法分配都可能会存在开销。
2
The benefits provided by the aggregation do come at a price; there is additional overhead associated with creating and maintaining the aggregating documents.
聚合所带来的收益其实付出了很高的代价;创建和维护聚合的文档带来了额外的开销。
3
Choosing appropriate "chamberlain" when, want to pay attention to the service quality that considers a company and overhead expenses, the quality price that negotiates normally namely is compared.