是否有PostGIS IDE来执行postgres gis空间函数?
示例sql
SELECT ST_Distance(gg1, gg2) As spheroid_dist, ST_Distance(gg1, gg2, false) As sphere_dist
FROM (SELECT
ST_GeographyFromText('SRID=4326;POINT(-72.1235 42.3521)') As gg1,
ST_GeographyFromText('SRID=4326;LINESTRING(-72.1260 42.45, -72.123 42.1546)') As gg2
) As foo ;
答案 0 :(得分:2)
不是真正的IDE,但您可以尝试将QGIS与PostGIS插件之一一起使用:
另外,您可能需要查看FOSS4G2011的Efficiently using QGIS with PostGIS演示文稿。
答案 1 :(得分:1)
您可以将WKB hex output直接复制/粘贴到 JTS TestBuilder (Java Topology Suite的一部分)中,以获得可视化效果。