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https://issues.apache.org/jira/browse/HIVE-22431?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Syed Shameerur Rahman updated HIVE-22431:
-----------------------------------------
Component/s: StorageHandler
> Hive JDBC Storage Handler: java.lang.ClassCastException on accessing TINYINT,
> SMALLINT Data Type From JDBC Data Source
> ----------------------------------------------------------------------------------------------------------------------
>
> Key: HIVE-22431
> URL: https://issues.apache.org/jira/browse/HIVE-22431
> Project: Hive
> Issue Type: Bug
> Components: StorageHandler
> Reporter: Syed Shameerur Rahman
> Assignee: Syed Shameerur Rahman
> Priority: Major
>
> Steps to Reproduce:
> {code:java}
> //MySQL table:
> create table testtbl(a TINYINT, b SMALLINT);
> // Insert to table
> //Hive table:
> CREATE EXTERNAL TABLE `hive_table`(
> a TINYINT, b SMALLINT
> )
> ROW FORMAT SERDE
> 'org.apache.hive.storage.jdbc.JdbcSerDe'
> STORED BY
> 'org.apache.hive.storage.jdbc.JdbcStorageHandler'
> TBLPROPERTIES (
>
> 'hive.sql.database.type'='MYSQL',
> 'hive.sql.dbcp.password'='hive',
> 'hive.sql.dbcp.username'='hive',
> 'hive.sql.jdbc.driver'='com.mysql.jdbc.Driver',
> 'hive.sql.jdbc.url'='jdbc:mysql://hadoop/test',
> 'hive.sql.table'='testtbl');
> //Hive query:
> select * from hive_table;
> {code}
> *Failed with exception
> java.io.IOException:org.apache.hadoop.hive.ql.metadata.HiveException:
> java.lang.ClassCastException: java.lang.Integer cannot be cast to
> java.lang.Byte*
> *Failed with exception
> java.io.IOException:org.apache.hadoop.hive.ql.metadata.HiveException:
> java.lang.ClassCastException: java.lang.Integer cannot be cast to
> java.lang.Short*
> {code:java}
> {code}
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