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。
The evaluation of multi-factors indexes is a prerequisite for making correct multi-objective decision.
多因素指标的评价问题，是进行多目标正确决策的前提基础。
The given model and effectiveness evaluation indexes can provide the theoretical basis for operational decision.
给出的模型和效能评估指标可对作战决策提供理论依据。
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