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https://issues.apache.org/jira/browse/SPARK-33420?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-33420:
------------------------------------
Assignee: Apache Spark
> BroadCastJoin failure when keys on join side has cast from DateTyte to String
> -----------------------------------------------------------------------------
>
> Key: SPARK-33420
> URL: https://issues.apache.org/jira/browse/SPARK-33420
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 3.0.1
> Environment: spark 3.0.1 hadoop 2.9.2
> Reporter: qinyu
> Assignee: Apache Spark
> Priority: Major
>
> when use spark as below :
> spark.sql(
> """ create table table1(a1 INT , a2 STRING)
> | using parquet
> |
> |""".stripMargin).show()
> spark.sql(
> """ create table table2(b1 INT , b2 STRING)
> | using parquet
> |
> |""".stripMargin).show()
> spark.sql(
> """ select /*+ BROADCAST(a) */ * from table1 a join table2 b
> | on cast(to_date(a.a2) as string) = b.b2
> |
> |""".stripMargin).show()
> Exception following will be thrown :
> java.util.NoSuchElementException: None.getjava.util.NoSuchElementException:
> None.get at scala.None$.get(Option.scala:529) at
> scala.None$.get(Option.scala:527) at
> org.apache.spark.sql.catalyst.expressions.TimeZoneAwareExpression.zoneId(datetimeExpressions.scala:56)
> at
> org.apache.spark.sql.catalyst.expressions.TimeZoneAwareExpression.zoneId$(datetimeExpressions.scala:56)
> at
> org.apache.spark.sql.catalyst.expressions.CastBase.zoneId$lzycompute(Cast.scala:253)
> at org.apache.spark.sql.catalyst.expressions.CastBase.zoneId(Cast.scala:253)
> at
> org.apache.spark.sql.catalyst.expressions.CastBase.dateFormatter$lzycompute(Cast.scala:287)
>
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