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https://issues.apache.org/jira/browse/SPARK-27439?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dongjoon Hyun reopened SPARK-27439:
-----------------------------------
Assignee: (was: Liang-Chi Hsieh)
> 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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