The study evaluates the results of costreduction and increase in returns with Agile projects versus plan-drive approaches. It provided the following results.
研究对比了敏捷项目和计划驱动这两种不同的途径，并对成本降低和收益提高的结果进行了评估。
2
By adding the index on the ACCT_ID_INX column, the new access plan shows a significant costreduction from 3420.41 to 38.6219 timerons.
通过在ACCT _ ID _ IN x列上添加索引，新的访问计划显示了从3420.41到38.6219 timeron的较大成本缩减。
3
This paper point out the problems existing in the calculation of project costreduction and its negative effects, and draw out a method and plan in how to calculate and adjust the reduction.