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st_isempty

Important

This feature is in Public Preview.

Returns True if the input Geography or Geometry value does not contain any non-empty points.

For the corresponding Databricks SQL function, see st_isempty function.

Syntax

from pyspark.databricks.sql import functions as dbf

dbf.st_isempty(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([('MULTIPOINT(10 34,44 57,EMPTY)',)], ['wkt'])
df.select(dbf.st_isempty(dbf.st_geomfromwkt('wkt')).alias('result')).collect()
[Row(result=False)]