[jira] [Assigned] (SPARK-27439) Use analyzed plan when explaining Dataset

["Apache Spark (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-27439?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-27439:
------------------------------------

    Assignee:     (was: Apache Spark)

> Use analyzed plan when explaining Dataset
> -----------------------------------------
>
>                 Key: SPARK-27439
>                 URL: https://issues.apache.org/jira/browse/SPARK-27439
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 2.4.1
>            Reporter: xjl
>            Priority: Minor
>             Fix For: 3.0.0
>
>
> {code}
> scala> spark.range(10).createOrReplaceTempView("test")
> scala> spark.range(5).createOrReplaceTempView("test2")
> scala> spark.sql("select * from test").createOrReplaceTempView("tmp001")
> scala> val df = spark.sql("select * from tmp001")
> scala> spark.sql("select * from test2").createOrReplaceTempView("tmp001")
> scala> df.show
> +---+
> | id|
> +---+
> |  0|
> |  1|
> |  2|
> |  3|
> |  4|
> |  5|
> |  6|
> |  7|
> |  8|
> |  9|
> +---+
> scala> df.explain
> {code}
> Before:
> {code}
> == Physical Plan ==
> *(1) Range (0, 5, step=1, splits=12)
> {code}
> After:
> {code}
> == Physical Plan ==
> *(1) Range (0, 10, step=1, splits=12)
> {code}



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