Since rules inferring is faster than geometry computation and requires little time, the rules are of help to improve efficiency of querying spatial data.
由于规则推理比几何计算速度快、内存消耗小，因此推理能够提高基于空间关系的空间数据查询的速度和效率。
Since rules inferring is faster than geometry computation and requires little time, the rules are of help to improve efficiency of querying spatial data.
由于规则推理比几何计算速度快、内存消耗小，因此推理能够提高基于空间关系的空间数据查询的速度和效率。
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