What Is the Appropriate Cost?

什么是适当的成本？

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Constructing an appropriate cost model has important effect on selecting a query plan.

构造一个合适的代价模型对查询计划的选择有着十分重要的影响。

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For simple requirements, you are likely better off focusing on platform availability, a suitable range of widgets, and appropriate cost.

对于简单的需求，只需重点考虑平台可用性、适合的部件以及适当的成本。

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They can be very effective at that, at speeds that are appropriate to cost, and especially when tracks can be laid with minimal political holdup.

FORBES: China's High-Speed Rail, Highly Suspect

While the near-term outlook for semiconductor equipment demand has softened, we are committed to achieving the appropriate balance between cost management and continued investment in next-generation solutions for our customers.

FORBES: Lam Research FY Q1 Revs, EPS Tops Street Expectations

Immigration and Customs Enforcement officials say they had reviewed several hundred cases of immigrants and decided to put them on an "appropriate, more cost-effective form of supervised release" in a move started Tuesday.

NPR: How Budget Cuts Could Affect You