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https://issues.apache.org/jira/browse/SPARK-6967?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-6967:
-----------------------------------
Assignee: Apache Spark (was: Adrian Wang)
> Internal DateType not handled correctly in caching
> --------------------------------------------------
>
> Key: SPARK-6967
> URL: https://issues.apache.org/jira/browse/SPARK-6967
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Reporter: Michael Armbrust
> Assignee: Apache Spark
> Priority: Blocker
>
> From the user list. It looks like data is not implemented correctly in
> in-memory caching. We should also check the JDBC datasource support for date.
> {code}
> Stack trace of an exception being reported since upgrade to 1.3.0:
> java.lang.ClassCastException: java.sql.Date cannot be cast to
> java.lang.Integer
> at scala.runtime.BoxesRunTime.unboxToInt(BoxesRunTime.java:105)
> ~[scala-library-2.11.6.jar:na]
> at
> org.apache.spark.sql.catalyst.expressions.GenericRow.getInt(rows.scala:83)
> ~[spark-catalyst_2.11-1.3.0.jar:1.3.0]
> at
> org.apache.spark.sql.columnar.IntColumnStats.gatherStats(ColumnStats.scala:191)
> ~[spark-sql_2.11-1.3.0.jar:1.3.0]
> at
> org.apache.spark.sql.columnar.NullableColumnBuilder$class.appendFrom(NullableColumnBuilder.scala:56)
> ~[spark-sql_2.11-1.3.0.jar:1.3.0]
> at
> org.apache.spark.sql.columnar.NativeColumnBuilder.org$apache$spark$sql$columnar$compression$CompressibleColumnBuilder$$super$appendFrom(ColumnBuilder.scala:87)
> ~[spark-sql_2.11-1.3.0.jar:1.3.0]
> at
> org.apache.spark.sql.columnar.compression.CompressibleColumnBuilder$class.appendFrom(CompressibleColumnBuilder.scala:78)
> ~[spark-sql_2.11-1.3.0.jar:1.3.0]
> at
> org.apache.spark.sql.columnar.NativeColumnBuilder.appendFrom(ColumnBuilder.scala:87)
> ~[spark-sql_2.11-1.3.0.jar:1.3.0]
> at
> org.apache.spark.sql.columnar.InMemoryRelation$$anonfun$3$$anon$1.next(InMemoryColumnarTableScan.scala:135)
> ~[spark-sql_2.11-1.3.0.jar:1.3.0]
> at
> {code}
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