st_srid

Important

Support for GEOGRAPHY values is in Public Preview. Support for GEOMETRY values is generally available.

Returns the SRID of the input geospatial value.

For the corresponding Databricks SQL function, see st_srid function.

Syntax

from pyspark.databricks.sql import functions as dbf

dbf.st_srid(col=<col>)

Parameters

Parameter	Type	Description
col	pyspark.sql.Column or str	A Geography or Geometry value.

Examples

from pyspark.databricks.sql import functions as dbf
df = spark.createDataFrame([('POINT(10 34)',)], ['wkt'])
df.select(dbf.st_srid(dbf.st_geogfromtext('wkt')).alias('result')).collect()

[Row(result=4326)]

from pyspark.databricks.sql import functions as dbf
df = spark.createDataFrame([('LINESTRING(1 2,3 4)', '3857',)], ['wkt', 'srid'])
df.select(dbf.st_srid(dbf.st_geomfromtext('wkt', 'srid')).alias('result')).collect()

[Row(result=3857)]