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https://issues.apache.org/jira/browse/HIVE-17530?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Anthony Hsu updated HIVE-17530:
-------------------------------
Status: Open (was: Patch Available)
> ClassCastException when converting uniontype
> --------------------------------------------
>
> Key: HIVE-17530
> URL: https://issues.apache.org/jira/browse/HIVE-17530
> Project: Hive
> Issue Type: Bug
> Affects Versions: 1.1.0, 3.0.0
> Reporter: Anthony Hsu
> Assignee: Anthony Hsu
> Attachments: HIVE-17530.1.patch
>
>
> To repro:
> {noformat}
> SET hive.exec.schema.evolution = false;
> CREATE TABLE avro_orc_partitioned_uniontype (a uniontype<boolean, string>)
> PARTITIONED BY (b int) STORED AS ORC;
> INSERT INTO avro_orc_partitioned_uniontype PARTITION (b=1) SELECT
> create_union(1, true, value) FROM src LIMIT 5;
> ALTER TABLE avro_orc_partitioned_uniontype SET FILEFORMAT AVRO;
> SELECT * FROM avro_orc_partitioned_uniontype;
> {noformat}
> The exception you get is:
> {code}
> java.io.IOException:org.apache.hadoop.hive.ql.metadata.HiveException:
> java.lang.ClassCastException: java.util.ArrayList cannot be cast to
> org.apache.hadoop.hive.serde2.objectinspector.UnionObject
> {code}
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