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Whether enable loading UDFs from metastore on demand; this is mostly relevant for HS2 and was the default behavior before Hive 1.2. 

hive.msck.repair.batch.size

• Default Value: 0
• Added In: Hive 2.2.0 with HIVE-12077

To run MSCK REPAIR TABLE command batch wise. If there is a large number of untracked partitions, by configuring the value to the property it will execute in the batches internally. The default value of the property is zero, it means it will execute all the partitions at once.

SerDes and I/O

SerDes

hive.script.serde

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