Tag: <span>Partition Pruning</span>

Tag: Partition Pruning

How to confirm Dynamic Partition Pruning works in Impala

This article explains how to confirm Impala’s new Dynamic Partition Pruning feature is effective in CDH5.7.x. Dynamic Partition Pruning is a new feature introduced from CDH5.7.x / Impala 2.5, where information about the partition is collected during run time and impala prunes unnecessary partitions in the ways that were impractical …

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