If only one XML index is available, then DB2 cannot apply this guideline and will instead produce the cheapest alternative plan.

如果只有一个xml索引是可用的，那么DB 2将无法应用这个准则，因而将生成成本最低的替代计划。

youdao

Only when both sides of an interaction agree on at least one policy alternative can the interaction take place.

只有双方至少对一个策略替代达成一致，才会产生交集。

youdao

Hybrid gas-electric power is the only serious alternative to the internal combustion, gasoline-powered engine that has emerged in one hundred years.

100年来，油电混合动力是汽油内燃机引擎的唯一切实有效的替代产品。

youdao

The only alternative policy would be one of permanent partition and garrisoning of a defeated Germany, for which the democracies have neither the strength nor the moral mandate.

ECONOMIST: From the archive

But he has repeatedly referred to the provision as only one alternative for increasing competition for health insurance and signaled his openness to ideas.

CNN: Obama steps up call for health care reform

While a commercial partnership may have made sense at one time, Microsoft believes that the only alternative now is the combination of Microsoft and Yahoo!

FORBES: 'Dear Members Of The Board'