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Posted to issues@spark.apache.org by "Maciej Szymkiewicz (JIRA)" <ji...@apache.org> on 2019/07/18 11:43:00 UTC
[jira] [Created] (SPARK-28439) pyspark.sql.functions.array_repeat
should support Column as count argument
Maciej Szymkiewicz created SPARK-28439:
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Summary: pyspark.sql.functions.array_repeat should support Column as count argument
Key: SPARK-28439
URL: https://issues.apache.org/jira/browse/SPARK-28439
Project: Spark
Issue Type: Bug
Components: PySpark, SQL
Affects Versions: 2.4.0, 3.0.0
Reporter: Maciej Szymkiewicz
In Scala Spark supports
{code:java}
(Column, Column) => Column
{code}
variant of array_repeat, however PySpark doesn't
{code:java}
>>> import pyspark
>>> from pyspark.sql import functions as f >>> pyspark.__version__
'3.0.0.dev0'
>>> f.array_repeat(f.col("foo"), f.col("bar"))
Traceback (most recent call last):
...
TypeError: Column is not iterable
{code}
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