ST_CoordDim

ST_CoordDim takes a geometry column and returns an integer column representing the dimensionality of the coordinates in the input geometry. For example, an input geometry with x,y coordinates only will return 2, while a geometry with x,y,z coordinates will return 3.

FunctionSyntax
Pythoncoord_dim(geometry)
SQLST_CoordDim(geometry)
ScalacoordDim(geometry)

For more details, go to the GeoAnalytics for Microsoft Fabric API reference for coord_dim.

This function implements the OpenGIS Simple Features Implementation Specification for SQL 1.2.1.

Examples

PythonPythonSQLScala
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from geoanalytics_fabric.sql import functions as ST, Point

data = [
    (Point(10, 10),),
    (Point(10, 10, 50),),
    (Point(10, 10, 50, 1000),)
]

df = spark.createDataFrame(data, ["point"])

df.select(ST.coord_dim("point").alias("coord_dim")).show()
Result
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+---------+
|coord_dim|
+---------+
|        2|
|        3|
|        4|
+---------+

Version table

ReleaseNotes

1.0.0-beta

Python, SQL, and Scala functions introduced

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