[ https://issues.apache.org/jira/browse/SPARK-44734?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17776921#comment-17776921 ]
Philip Dakin commented on SPARK-44734: -------------------------------------- [~panbingkun] please make sure changes operate well with https://github.com/apache/spark/pull/43369. > Add documentation for type casting rules in Python UDFs/UDTFs > ------------------------------------------------------------- > > Key: SPARK-44734 > URL: https://issues.apache.org/jira/browse/SPARK-44734 > Project: Spark > Issue Type: Sub-task > Components: PySpark > Affects Versions: 4.0.0 > Reporter: Allison Wang > Priority: Major > > In addition to type mappings between Spark data types and Python data types > (SPARK-44733), we should add the type casting rules for regular and > arrow-optimized Python UDFs/UDTFs. > We currently have this table in code: > * Arrow: > [https://github.com/apache/spark/blob/master/python/pyspark/sql/pandas/functions.py#L311-L329] > * Python UDF: > [https://github.com/apache/spark/blob/master/python/pyspark/sql/udf.py#L101-L116] > We should add a proper documentation page for the type casting rules. -- This message was sent by Atlassian Jira (v8.20.10#820010) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org