st_numgeometries

Devuelve el número de geometrías de la geometría de entrada.

Para obtener la función SQL de Databricks correspondiente, consulte st_numgeometries function.

Syntax

from pyspark.databricks.sql import functions as dbf

dbf.st_numgeometries(col=<col>)

Parámetros

Examples

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

[Row(result=4)]