QGIS处理所有三种数据——栅格数据、矢量数据和数据库，这也是编写GIS数据编程库的程序员的重要努力方向。

QGIS handles all three — raster, vector, and database — a state of affairs that took considerable effort for programmers writing GIS data programming libraries.

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QGIS处理所有三种数据栅格数据、矢量数据和数据库，这也是编写GIS数据编程库的程序员的重要努力方向。

QGIS handles all three - raster, vector, and database - a state of affairs that took considerable effort for programmers writing GIS data programming libraries.

youdao

提出了基于关系模型和OLE/COM的栅格数据库解决方案。

This paper is mainly about the raster database solution based on the RDBMS and OLE/COM technologies.

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