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https://issues.apache.org/jira/browse/HIVE-7889?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14112548#comment-14112548
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Mohit Sabharwal commented on HIVE-7889:
---------------------------------------
Thanks for the feedback. Updated patch.
> Query fails with char partition column
> --------------------------------------
>
> Key: HIVE-7889
> URL: https://issues.apache.org/jira/browse/HIVE-7889
> Project: Hive
> Issue Type: Bug
> Components: Serializers/Deserializers
> Reporter: Mohit Sabharwal
> Assignee: Mohit Sabharwal
> Attachments: HIVE-7889.1.patch, HIVE-7889.2.patch, HIVE-7889.patch
>
>
> For a char partition column, JavaHiveCharObjectInspector attempts to cast
> HiveCharWritable to HiveChar:
> {code}
> create table partition_char_1 (key string, value char(20)) partitioned by (dt
> char(10), region int);
> insert overwrite table partition_char_1 partition(dt='2000-01-01', region=1)
> select * from src tablesample (10 rows);
> select * from partition_char_1 limit 1;
> java.sql.SQLException: Error while compiling statement: FAILED:
> RuntimeException org.apache.hadoop.hive.ql.metadata.HiveException: Failed
> with exception org.apache.hadoop.hive.serde2.io.HiveCharWritable cannot be
> cast to
> org.apache.hadoop.hive.common.type.HiveCharjava.lang.ClassCastException:
> org.apache.hadoop.hive.serde2.io.HiveCharWritable cannot be cast to
> org.apache.hadoop.hive.common.type.HiveChar
> at
> org.apache.hadoop.hive.serde2.objectinspector.primitive.JavaHiveCharObjectInspector.set(JavaHiveCharObjectInspector.java:67)
> at
> org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorConverter$HiveCharConverter.convert(PrimitiveObjectInspectorConverter.java:506)
> at
> org.apache.hadoop.hive.ql.exec.FetchOperator.createPartValue(FetchOperator.java:315)
> {code}
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