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Posted to issues@spark.apache.org by "Xin Wu (Jira)" <ji...@apache.org> on 2020/02/09 12:52:00 UTC

[jira] [Created] (SPARK-30764) Improve the readability of EXPLAIN FORMATTED style

Xin Wu created SPARK-30764:
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             Summary: Improve the readability of EXPLAIN FORMATTED style
                 Key: SPARK-30764
                 URL: https://issues.apache.org/jira/browse/SPARK-30764
             Project: Spark
          Issue Type: Improvement
          Components: SQL
    Affects Versions: 3.1.0
            Reporter: Xin Wu


The style of EXPLAIN FORMATTED output needs to be improved. We’ve already got some observations/ideas in
[https://github.com/apache/spark/pull/27368#discussion_r376694496]. 
 
TODOs:
1.Using comma as the separator is not clear, especially commas are used inside the expressions too.
2.Show the column counts first? For example, `Results [4]: …`
3.Currently the attribute names are automatically generated, this need to refined.
4.Add arguments field in common implications as EXPLAIN FORMATTED did in QueryPlan
...



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