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• Default Value: false in Hive 0.14.*; true in Hive 0Hive 1.151.0 and later (HIVE-8395)
• Added In: Hive 0.14.0 with HIVE-5775 and HIVE-7946

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• Default Value: false
• Added In: Hive 01.151.0 with HIVE-8938

Enable capturing compiler read entity of transform URI which can be introspected in the semantic and exec hooks.

hive.explain.user

• Default Value: false
• Added In: Hive 1.2.0 with HIVE-9780

Whether to show explain result at user level. When enabled, will log EXPLAIN output for the query at user level.

File Formats and I/O

hive.default.serde

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• Default Value: Empty (treated as not set – all UDFs allowed)
• Added In: Hive 01.151.0 with HIVE-8893 

A comma separated list of builtin UDFs that are allowed to be executed. A UDF that is not included in the list will return an error if invoked from a query. If set to empty, then treated as wildcard character – all UDFs will be allowed. Note that this configuration is read at the startup time by HiveServer2 and changing this using a 'set' command in a session won't change the behavior.

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• Default Value: Empty
• Added In: Hive 01.151.0 with HIVE-8893

A comma separated list of builtin UDFs that are not allowed to be executed. A UDF that is included in the list will return an error if invoked from a query.  Note that this configuration is read at the startup time by HiveServer2 and changing this using a 'set' command in a session won't change the behavior.

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• Default Value: org.apache.hadoop.hive.ql.parse.authorization.HiveAuthorizationTaskFactoryImpl

• Added In: Hive 01.151.0 with HIVE-8611

To override the default authorization DDL handling, set hive.security.authorization.task.factory to a class that implements the org.apache.hadoop.hive.ql.parse.authorization.HiveAuthorizationTaskFactory interface.

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