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The HiveServer2 WebUI SPNEGO service principal. The special string _HOST will be replaced automatically with the value of hive.server2.webui.host or the correct host name.

Spark

Apache Spark was added in Hive 1.1.0 (HIVE-7292 and the merge-to-trunk JIRA's HIVE-9257, 9352, 9448). For information see the design document Hive on Spark and Hive on Spark: Getting Started.

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hive.spark.dynamic.partition.pruning

• Default Value: false
• Added In: Hive 1Hive 1.3.0 with 0 with HIVE-9152

When true, this turns on dynamic partition pruning for the Spark engine, so that joins on partition keys will be processed by writing to a temporary HDFS file, and read later for removing unnecessary partitions.

hive.spark.dynamic.partition.pruning.max.data.size

• Default Value: 100MB
• Added In: Hive 1Hive 1.3.0 with 0 with HIVE-9152

The maximum data size for the dimension table that generates partition pruning information. If reaches this limit, the optimization will be turned off.

hive.spark.exec.inplace.progress

• Default Value: true
• Added In: Hive 2.2.0 with HIVE-15039

Updates spark Spark job execution progress in-place in the terminal.

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• Default Value: hive.spark.client.rpc.server.address, localhost if unavailable.
• Added In: Hive 2Hive 2.1.0 with 0 with HIVE-12568

The server address of HiverServer2 host to be used for communication between Hive client and remote Spark driver.

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