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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)]