Is he for or against this design?
他对这个设计反对还是赞同?
The logic behind this design decision is that indexes add value only when the DBA can predict which queries will be run against the database.
该设计决策背后的逻辑是索引只在DBA可以预测到将要对数据库运行什么查询时才有价值。
And this rule protects against arbitrary changes in design or requirements, the back fit rule.
这个规定避免了在设计中的任意改变,或者在设备中的改变,背面适合这个规定。
应用推荐