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Posted to issues@spark.apache.org by "Max Gekk (Jira)" <ji...@apache.org> on 2023/05/29 20:14:00 UTC

[jira] [Created] (SPARK-43867) Improve suggested candidates for unresolved attribute

Max Gekk created SPARK-43867:
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             Summary: Improve suggested candidates for unresolved attribute
                 Key: SPARK-43867
                 URL: https://issues.apache.org/jira/browse/SPARK-43867
             Project: Spark
          Issue Type: Improvement
          Components: SQL
    Affects Versions: 3.4.0
            Reporter: Max Gekk
            Assignee: Max Gekk


It is related to [https://github.com/apache/spark/pull/41038] . Given a column list cols
 # group by qualifiers, if only one group, strip qualifier and only keep the column name
 # in each group,  group by the qualifiers excluding table name, if only one group, strip qualifiers excluding table name, only keep table name + column name
 # sort the result by similarity with the base string



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