Kontinuation commented on PR #1180:
URL: https://github.com/apache/sedona/pull/1180#issuecomment-1878038163
> @Kontinuation does this work if the CRS is a projjson string?
Sure. This is an example of the `columns` field read from geoparquet files
with CRS metadata:
```
+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
|columns
|
+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
|{geometry -> {WKB, [], [913175.109, 120121.8813, 1067382.5084,
272844.2936], "PROJCRS[\"NAD83
[/](https://file+.vscode-resource.vscode-cdn.net/) New York Long Island
(ftUS)\",BASEGEOGCRS[\"NAD83\",DATUM[\"North American Datum
1983\",ELLIPSOID[\"GRS
1980\",6378137,298.257222101]],UNIT[\"degree\",0.0174532925199433]],CONVERSION[\"SPCS83
New York Long Island zone (US Survey feet)\",METHOD[\"Lambert Conic Conformal
(2SP)\"],PARAMETER[\"Latitude of false
origin\",40.1666666666667],PARAMETER[\"Longitude of false
origin\",-74],PARAMETER[\"Latitude of 1st standard
parallel\",41.0333333333333],PARAMETER[\"Latitude of 2nd standard
parallel\",40.6666666666667],PARAMETER[\"Easting at false
origin\",984250],PARAMETER[\"Northing at false
origin\",0]],CS[Cartesian,2],AXIS[\"easting (X)\",east],AXIS[\"northing
(Y)\",north],UNIT[\"US survey
foot\",0.304800609601219],USAGE[SCOPE[\"Engineering survey, topographic
mapping.\"],AREA[\"United States (USA) - New York - counties of Bronx; Kings;
Nassau;
New York; Queens; Richmond;
Suffolk.\"],BBOX[40.47,-74.26,41.3,-71.8]],ID[\"EPSG\",2263]]"}}
|
|{geometry -> {WKB, [Polygon, MultiPolygon], [-180.0, -90.0, 180.0,
83.6451],
{"$schema":"https://proj.org/schemas/v0.5/projjson.schema.json","type":"GeographicCRS","name":"WGS
84 (CRS84)","datumEnsemble":{"name":"World Geodetic System 1984
ensemble","members":[{"name":"World Geodetic System 1984
(Transit)","id":{"authority":"EPSG","code":1166}},{"name":"World Geodetic
System 1984 (G730)","id":{"authority":"EPSG","code":1152}},{"name":"World
Geodetic System 1984
(G873)","id":{"authority":"EPSG","code":1153}},{"name":"World Geodetic System
1984 (G1150)","id":{"authority":"EPSG","code":1154}},{"name":"World Geodetic
System 1984 (G1674)","id":{"authority":"EPSG","code":1155}},{"name":"World
Geodetic System 1984
(G1762)","id":{"authority":"EPSG","code":1156}},{"name":"World Geodetic System
1984 (G2139)","id":{"authority":"EPSG","code":1309}}],"ellipsoid":{"name":"WGS
84","semiMajorAxis":6378137,"inverseFlattening":298.257223563},"accuracy":"2.0","id":{"authority":"EPSG","code":6326}},
"coordinateSystem":{"subtype":"ellipsoidal","axis":[{"name":"Geodetic
longitude","abbreviation":"Lon","direction":"east","unit":"degree"},{"name":"Geodetic
latitude","abbreviation":"Lat","direction":"north","unit":"degree"}]},"scope":"Not
known.","area":"World.","bbox":{"southLatitude":-90,"westLongitude":-180,"northLatitude":90,"eastLongitude":180},"id":{"authority":"OGC","code":"CRS84"}}}}|
|{geometry -> {WKB, [], [-180.0, -90.0, 180.0, 83.6451],
{"$schema":"https://proj.org/schemas/v0.4/projjson.schema.json","type":"GeographicCRS","name":"WGS
84 (CRS84)","datumEnsemble":{"name":"World Geodetic System 1984
ensemble","members":[{"name":"World Geodetic System 1984
(Transit)","id":{"authority":"EPSG","code":1166}},{"name":"World Geodetic
System 1984 (G730)","id":{"authority":"EPSG","code":1152}},{"name":"World
Geodetic System 1984
(G873)","id":{"authority":"EPSG","code":1153}},{"name":"World Geodetic System
1984 (G1150)","id":{"authority":"EPSG","code":1154}},{"name":"World Geodetic
System 1984 (G1674)","id":{"authority":"EPSG","code":1155}},{"name":"World
Geodetic System 1984
(G1762)","id":{"authority":"EPSG","code":1156}},{"name":"World Geodetic System
1984 (G2139)","id":{"authority":"EPSG","code":1309}}],"ellipsoid":{"name":"WGS
84","semiMajorAxis":6378137,"inverseFlattening":298.257223563},"accuracy":"2.0","id":{"authority":"EPSG","code":6326}},"coordinateSystem":{"
subtype":"ellipsoidal","axis":[{"name":"Geodetic
longitude","abbreviation":"Lon","direction":"east","unit":"degree"},{"name":"Geodetic
latitude","abbreviation":"Lat","direction":"north","unit":"degree"}]},"scope":"Not
known.","area":"World.","bbox":{"southLatitude":-90,"westLongitude":-180,"northLatitude":90,"eastLongitude":180},"id":{"authority":"OGC","code":"CRS84"}}}}
|
|{geometry -> {WKB, [], [-175.2206, -41.3, 179.2166, 64.15], "GEOGCRS[\"WGS
84\",ENSEMBLE[\"World Geodetic System 1984 ensemble\",MEMBER[\"World Geodetic
System 1984 (Transit)\"],MEMBER[\"World Geodetic System 1984
(G730)\"],MEMBER[\"World Geodetic System 1984 (G873)\"],MEMBER[\"World Geodetic
System 1984 (G1150)\"],MEMBER[\"World Geodetic System 1984
(G1674)\"],MEMBER[\"World Geodetic System 1984 (G1762)\"],MEMBER[\"World
Geodetic System 1984 (G2139)\"],ELLIPSOID[\"WGS
84\",6378137,298.257223563],ENSEMBLEACCURACY[2.0]],CS[ellipsoidal,2],AXIS[\"geodetic
latitude (Lat)\",north],AXIS[\"geodetic longitude
(Lon)\",east],UNIT[\"degree\",0.0174532925199433],USAGE[SCOPE[\"Horizontal
component of 3D
system.\"],AREA[\"World.\"],BBOX[-90,-180,90,180]],ID[\"EPSG\",4326]]"}}
|
|NULL
|
+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
```
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