When this attribute is not specified, the optimizer makes a cost-based decision to select an access plan for the given table.

如果未指定该属性，优化器将生成一个基于成本的决策，为给定的表选择一种访问计划。

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Figure 4: the main classes of the decision-table-based testing library.

图4：基于决策表测试库的主类。

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The System may adjust the control schemes by real time traffic data, which are off-line provided by the fuzzy traffic Decision table based on Rough Sets.

文章前面部分仿真分析通过的各种交通流情况下的基于粗集理论的模糊控制方案表在系统中离线给出，以根据实时的交通流数据查表调用。

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In systematic decision-based negotiating, every decision is based on information disclosed right at the table.

CNN: Jim Camp's top negotiating tips