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Returns True if the first H3 cell ID is a child of the second H3 cell ID. Supports Spark Connect.
For the corresponding Databricks SQL function, see h3_ischildof function.
Syntax
from pyspark.databricks.sql import functions as dbf
dbf.h3_ischildof(col1=<col1>, col2=<col2>)
Parameters
| Parameter | Type | Description |
|---|---|---|
col1 |
pyspark.sql.Column or str |
An H3 cell ID, represented as a Column or string. |
col2 |
pyspark.sql.Column or str |
An H3 cell ID, represented as a Column or string. |
Examples
from pyspark.databricks.sql import functions as dbf
df = spark.createDataFrame([(608693241318998015, 599686042433355775,),], ['h3l1', 'h3l2'])
df.select(dbf.h3_ischildof('h3l1', 'h3l2').alias('result')).collect()
[Row(result=True)]