Welcome to OGeek Q&A Community for programmer and developer-Open, Learning and Share
Welcome To Ask or Share your Answers For Others

Categories

0 votes
4.1k views
in Technique[技术] by (71.8m points)

有什么空间查询性能极好的空间数据库?

要求支持点线面(排除只支持点的)
主流的arcgis sde,postgis,空间索引等就不用说了,但可以说使用他们某个特性做的优化


与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
Welcome To Ask or Share your Answers For Others

1 Reply

0 votes
by (71.8m points)

PostGIS是作为PGSQL一个扩展来的,PGSQL支持GiST/GRIN等索引针对不同应用场景。

然后问题是啥。


与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
OGeek|极客中国-欢迎来到极客的世界,一个免费开放的程序员编程交流平台!开放,进步,分享!让技术改变生活,让极客改变未来! Welcome to OGeek Q&A Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question

...