如何正确地将点设置为多边形 PostGis?
How to properly set points to polygon PostGis?
如何正确设置点数 Polygon
我正在尝试
INSERT INTO "geo"("geometry")VALUES(ST_AsHEXEWKB(ST_GeomFromText('POLYGON((50.1033 26.4344,49.75 24,50.1033 26.4344))',4326)));
但有错误:<-- parse error at position 57 within geometry
;
当我从示例中设置点时,一切正常。如何解决?
如果您获得了多边形顶点坐标,您可以简单地执行以下操作:
INSERT INTO {yourTableName} ({yourGeometryColumnName}) VALUES (ST_GeomFromText('POLYGON(({x1} {y1}, {x2} {y2}, ...))'))
如何正确设置点数 Polygon
我正在尝试
INSERT INTO "geo"("geometry")VALUES(ST_AsHEXEWKB(ST_GeomFromText('POLYGON((50.1033 26.4344,49.75 24,50.1033 26.4344))',4326)));
但有错误:<-- parse error at position 57 within geometry
;
当我从示例中设置点时,一切正常。如何解决?
如果您获得了多边形顶点坐标,您可以简单地执行以下操作:
INSERT INTO {yourTableName} ({yourGeometryColumnName}) VALUES (ST_GeomFromText('POLYGON(({x1} {y1}, {x2} {y2}, ...))'))