As a slightly more sophisticated example, here is a query involving a spatial join, that is, a join where the join predicate is a spatial function.

作为一个稍微复杂些的示例，下面给出一个涉及空间联结(即其中的联结谓词是空间函数的联结)的查询。

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Good road landscape environment can promote the interaction between people inspire rich spatial function, increasing the vitality of urban public space.

良好的道路景观环境可以促进人与人之间的交往，激发丰富的空间功能活动，提高城市公共空间的活力。

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That new function operates on all the spatial data types.

这个新函数可以操作所有空间数据类型。

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Additionally, a unique post-binning, re-sampling filter function removes zigzag artifacts around slant edges and minimizes spatial artifacts to deliver even sharper, crisper color images.

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