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https://issues.apache.org/jira/browse/HIVE-19455?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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gonglinglei updated HIVE-19455:
-------------------------------
Status: Open (was: Patch Available)
> Create JDBC External Table NullPointerException
> -----------------------------------------------
>
> Key: HIVE-19455
> URL: https://issues.apache.org/jira/browse/HIVE-19455
> Project: Hive
> Issue Type: Bug
> Components: JDBC
> Affects Versions: 3.0.0, 2.3.3
> Reporter: gonglinglei
> Priority: Major
> Attachments: HIVE-19455.1.patch
>
>
> {{JdbcSerDe.initialize}} use
> {{tbl.containsKey(JdbcStorageConfig.DATABASE_TYPE.getPropertyName())}} to
> decide whether properties is empty and whether to initialize serde. But when
> creating a external table
> without {{hive.sql.database.type}} provided, it will throw a
> NullPointerException.
> {quote}
> 2018-05-08T11:21:03,745 ERROR [88c8bc6c-cd5b-4b74-b6d6-242e3cc12165 main]
> metadata.Table: Unable to get field from serde:
> org.apache.hive.storage.jdbc.JdbcSerDe
> java.lang.NullPointerException
> at
> org.apache.hadoop.hive.metastore.MetaStoreUtils.getFieldsFromDeserializer(MetaStoreUtils.java:1426)
> ~[hive-exec-2.3.3.jar:2.3.3]
> at
> org.apache.hadoop.hive.ql.metadata.Table.getColsInternal(Table.java:641)
> ~[hive-exec-2.3.3.jar:2.3.3]
> {quote}
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