With the expanding of GIS application, multi-user concurrent operation becomes the basic demand for spatial data engine.
随着GIS应用的扩大，多用户并发操作成为空间数据引擎的基本要求。
Spatial data engine as a solving project is helpful to realize the mass spatial data's storage and management.
空间数据引擎是实现海量空间数据存储和管理的解决方案。
Spatial data engine as a solving project is helpful to realize the mass spatial data's storage and management.
空间数据引擎是实现海量空间数据存储和管理的解决方案。
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