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https://issues.apache.org/jira/browse/SPARK-47344?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17825757#comment-17825757
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Ignite TC Bot commented on SPARK-47344:
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User 'srielau' has created a pull request for this issue:
https://github.com/apache/spark/pull/45470
> Enhance error message for invalid identifiers that need backticks
> -----------------------------------------------------------------
>
> Key: SPARK-47344
> URL: https://issues.apache.org/jira/browse/SPARK-47344
> Project: Spark
> Issue Type: Improvement
> Components: Spark Core
> Affects Versions: 4.0.0
> Reporter: Serge Rielau
> Priority: Major
>
> We detect patterns like "my-tab" and raise a meaningful INVALID_IDENTIFIER
> error when it is not surrounded by back quotes.
> In this ticket we want to improve this effort to go beyond dashes.
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