The data used for Figure 1 is provided as sample data to the DB2 Spatial Extender.
本文将图 1 使用的数据作为 DB2 Spatial Extender 的示例数据。
Creating and using geometry values such as points requires the DB2 Spatial Extender.
创建和使用几何值(比如点)需要DB 2 Spatial Extender。
The spatial extender provides an index advisor that helps you to tune your spatial index.
spatial extender提供了一个index advisor,以帮助您调优空间索引。
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