apache/kyuubi

[TASK][EASY] Spark crashes with ClassCastException when resolving a join of masked tables

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#5,367 创建于 2023年10月8日

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描述

Code of Conduct

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  • I have sufficient knowledge and experience of this task, and I volunteer to be the mentor of this task to guide contributors to complete the task.

Skill requirements

  • Knowledge about Spark Catalyst
  • Basic Knowledge of SQL authorization model, e.g. Apache Ranger

Background and Goals

Spark authz plugin may generate an invalid query plan which fails the query https://github.com/apache/kyuubi/issues/5092

Implementation steps

Analysis the stack trace and fix the invalid query plan

Additional context

Original reporter is @yaooqinn

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