ST_Linestring

ST_Linestring takes an array column and returns a linestring column. The input arrays must be arrays of point geometries. The function creates a linestring geometry by connecting the point geometries in the same order that they are stored in the input array.

FunctionSyntax
Pythonlinestring(points)
SQLST_Linestring(points)
Scalalinestring(points)

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

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

df = spark.createDataFrame([([Point(0, 0), Point(10, 0), Point(20, 0)], )], ["point_array"])

df.select(ST.linestring("point_array").alias("linestring")).show(truncate=False)
Result
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+---------------------------------+
|linestring                       |
+---------------------------------+
|{"paths":[[[0,0],[10,0],[20,0]]]}|
+---------------------------------+

Version table

ReleaseNotes

1.0.0-beta

Python, SQL, and Scala functions introduced

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