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From "Apache Spark (Jira)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-34308) Escape meta-characters in printSchema
Date Mon, 01 Feb 2021 06:30:01 GMT

    [ https://issues.apache.org/jira/browse/SPARK-34308?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17276086#comment-17276086
] 

Apache Spark commented on SPARK-34308:
--------------------------------------

User 'sarutak' has created a pull request for this issue:
https://github.com/apache/spark/pull/31412

> Escape meta-characters in printSchema
> -------------------------------------
>
>                 Key: SPARK-34308
>                 URL: https://issues.apache.org/jira/browse/SPARK-34308
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.2.0
>            Reporter: Kousuke Saruta
>            Assignee: Kousuke Saruta
>            Priority: Minor
>
> Similar to SPARK-33690, the output layout of printSchema can break if column names contain
meta characters.
> {code:java}
> scala> val df1 = spark.sql("SELECT 'aaa\nbbb\tccc\rddd\feee\bfff\u000Bggg\u0007hhh'")
> scala> df1.printSchema
> root
>  |-- aaa
> ddd	ccc
>    eefff
>         ggghhh: string (nullable = false)
> {code}



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