Reference: Qubole Optimizations

Description:

Qubole has implemented an array of optimizations on top of Hive for the benefit our our customers. A non-exhaustive list of features is below - please contact Qubole Support for any recent additions. 

  • S3 Direct Writes
  • Split Optimizations 
  • Prefetching Optimizations for small files
  • Test Mode Runs on sample datea
  • Multi-part Upload
  • Improved Execution for ALTER TABLE RECOVER PARTITION command.
  • Faster and Bulk deletion processing against S3 when applicable. 
  • Syntax Checking 
  • Persistent JVMS for MapReduce
  • TMP Tables for Temporary HDFS data.
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