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https://issues.apache.org/jira/browse/HIVE-23345?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Work on HIVE-23345 started by Panagiotis Garefalakis.
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> INT64 Parquet timestamps cannot be read into bigint Hive type
> -------------------------------------------------------------
>
> Key: HIVE-23345
> URL: https://issues.apache.org/jira/browse/HIVE-23345
> Project: Hive
> Issue Type: Bug
> Affects Versions: 4.0.0
> Reporter: Marta Kuczora
> Assignee: Panagiotis Garefalakis
> Priority: Major
> Labels: pull-request-available
> Attachments: HIVE-23345.01.patch
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> How to reproduce:
> - create external table ts_pq (ts timestamp) stored as parquet;
> - insert into ts_pq values ('1998-10-03 09:58:31.231');
> - create external table ts_pq_2 (ts bigint) stored as parquet location
> '<location of ts_pq>';
> - select * from ts_pq_2;
> The following exception occurs during the select:
> Failed with exception
> java.io.IOException:org.apache.hadoop.hive.ql.metadata.HiveException:
> java.lang.ClassCastException:
> org.apache.hadoop.hive.serde2.io.TimestampWritableV2 cannot be cast to
> org.apache.hadoop.io.LongWritable
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