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Posted to issues@spark.apache.org by "Xiangrui Meng (Jira)" <ji...@apache.org> on 2020/05/20 17:46:00 UTC

[jira] [Updated] (SPARK-31776) Literal lit() supports lists and numpy arrays

     [ https://issues.apache.org/jira/browse/SPARK-31776?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Xiangrui Meng updated SPARK-31776:
----------------------------------
    Issue Type: Improvement  (was: New Feature)

> Literal lit() supports lists and numpy arrays
> ---------------------------------------------
>
>                 Key: SPARK-31776
>                 URL: https://issues.apache.org/jira/browse/SPARK-31776
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.1.0
>            Reporter: Xiangrui Meng
>            Priority: Major
>
> In ML workload, it is common to replace null feature vectors with some default value. However, lit() does not support Python list and numpy arrays at input. Users cannot simply use fillna() to get the job done.



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