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https://issues.apache.org/jira/browse/SPARK-34149?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17267064#comment-17267064
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Apache Spark commented on SPARK-34149:
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User 'MaxGekk' has created a pull request for this issue:
https://github.com/apache/spark/pull/31229
> DSv2: `ALTER TABLE .. ADD PARTITION` does not refresh table cache
> -----------------------------------------------------------------
>
> Key: SPARK-34149
> URL: https://issues.apache.org/jira/browse/SPARK-34149
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.2.0
> Reporter: Maxim Gekk
> Priority: Major
>
> For example, the test below:
> {code:scala}
> test("SPARK-XXXXX: refresh cache in partition adding") {
> withNamespaceAndTable("ns", "tbl") { t =>
> sql(s"CREATE TABLE $t (part int) $defaultUsing PARTITIONED BY (part)")
> sql(s"ALTER TABLE $t ADD PARTITION (part=0)")
> assert(!spark.catalog.isCached(t))
> sql(s"CACHE TABLE $t")
> assert(spark.catalog.isCached(t))
> checkAnswer(sql(s"SELECT * FROM $t"), Row(0))
> sql(s"ALTER TABLE $t ADD PARTITION (part=1)")
> assert(spark.catalog.isCached(t))
> checkAnswer(sql(s"SELECT * FROM $t"), Seq(Row(0), Row(1)))
> }
> }
> {code}
> fails with;
> {code}
> !== Correct Answer - 2 == == Spark Answer - 1 ==
> !struct<> struct<part:int>
> [0] [0]
> ![1]
>
>
> ScalaTestFailureLocation: org.apache.spark.sql.QueryTest$ at
> (QueryTest.scala:243)
> {code}
> because the command doesn't refresh the cache.
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