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Exploit intra-query correlations. For details see the Correlation Optimizer design document.

hive.optimize.sort.dynamic.partition

• Default Value: false
• Added In: In Hive 0.13.0 the default was true with HIVE-6455. In Hive 0.14.0 the default changed to false with HIVE-8151

When enabled dynamic partitioning column will be globally sorted. This way we can keep only one record writer open for each partition value in the reducer thereby reducing the memory pressure on reducers.

hive.exec.dynamic.partition

• Default Value: false
• Added In: Hive 0.6.0

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