The Spatial data type allows developers to represent data that USES a system of coordinates, such as shapes, lines, or points on a map.
使用空间数据类型,开发人员可以表示使用坐标系统的数据,比如形状、线条或是地图上的点。
Instead, he said, "it is a pattern, like a bar code with thousands of lines on it," that allows researchers to tease apart the fine points of relatedness among populations.
相反的,他说,“是一种模式,就像上千条线组成的条形码一样,”这使得研究人员能够分别群体中细微的相关之处。
Study of points, lines, angles, surfaces, and solids based on Euclid's axioms.
以欧几里德的公理为基础对点、线、角、面和立体的研究。
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