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https://issues.apache.org/jira/browse/HIVE-23452?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17106028#comment-17106028
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De Li commented on HIVE-23452:
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Both the table 'pg.test_gp' and 'test_mysql.test_mysqltable' are exist.
> Exception occur when a SQL query across data stored in two relational DB by
> JDBCStorageHandler with Tez
> -------------------------------------------------------------------------------------------------------
>
> Key: HIVE-23452
> URL: https://issues.apache.org/jira/browse/HIVE-23452
> Project: Hive
> Issue Type: Bug
> Components: Tez
> Affects Versions: 3.1.0
> Reporter: De Li
> Priority: Major
>
> Exception occur when a SQL query across data stored in two relational DB by
> JDBCStorageHandler with Tez. It seems there is an incorrect JDBC driver by
> Tez and it works when query with MR.
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