官方文档:http://postgis.net/docs/manual-dev/Topology.html#Topology_Processing WIKI:http://trac.osgeo.org/postgis/wiki/UsersWikiPostgisTopology 示例:http://blog.mathieu-leplatre.info/use-postgis-topologies-to-clean-up-road-networks.html
1.postgresql postgres-# ; ERROR: could not open extension control file "/usr/pgsql-10/share/extension/postgis_topology.control": No such file or directory postgres=# CREATE EXTENSION postgis_topology ; ERROR: could not open extension control file "/usr/pgsql-10/share/extension/postgis_topolo...
15 How do I fix missing PostGIS SRIDs in PostgreSQL? 0 srid(geometry) function does not exist: Java hibernate 6 SRID meaning in postgis 0 ST_SRID data type in Postgres 2 How to create a new SRID in Postgresql/Postgis? 1 Change the SRID of a geometry 5 Why does ST_MakeValid(...
1.postgresql postgres-# ; ERROR: could not open extension control file"/usr/pgsql-10/share/extension/postgis_topology.control": No such file or directory postgres=# CREATE EXTENSION postgis_topology ; ERROR: could not open extension control file"/usr/pgsql-10/share/extension/postgis_topology....
>>>https://postgis.net/docs/clearTopoGeom.html>>> SELECT RemoveUnusedPrimitives('master_topology'); >>> It returned saying that no edges were removed. >>> >>> It should tell you more if you: >>> >>> set client_min_messages to debug; >>...
"Quick" way to build a TopoGeometry layer in PostGIS: CREATE EXTENSION postgis_topology CASCADE; CREATE TABLE x(id serial primary key); SELECT topology.CreateTopology('test', '4326'); SELECT AddTopoGeometryColumn('test','public','x','tg','POLYGON'); ...
但是,下一步执行make -sj的时候报错了。发生错误的信息如下 postgis_topology.c:249:54: error: base operandof'->' has non-pointertype'FormData_pg_attribute'topo->geometryOID =SPI_tuptable->tupdesc->attrs[3]->atttypid; What you expected to happen: ...
显然，NpqSql 7中连接/类型注册的工作方式发生了变化。因此，如果您运行7或8，可能会发生这种情况。建议...
IN**re上传221.22 KB文件格式rarshape转WKTNetTopologySnettopologysuite.io.postgisnettopologysuite.io This class is used to convert a GeoAPI Geometry to ESRI and vice-versa. It can also convert a ESRI Geometry to WKB/WKT and vice-versa. ...
You will see I am a new PostGIS user. I have looked at the validity of the topology in my data and find around 1700 topology issues in the landcover (polygon) dataset. These are all "Ring Self_intersection". Using some useful information in this presentation by Paul Ramsay(page 20), ...