Kazuaki Ishizaki created SPARK-19786:
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Summary: Facilitate loop optimization in a JIT compiler regarding
range()
Key: SPARK-19786
URL: https://issues.apache.org/jira/browse/SPARK-19786
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 2.2.0
Reporter: Kazuaki Ishizaki
[This
article|https://databricks.com/blog/2017/02/16/processing-trillion-rows-per-second-single-machine-can-nested-loop-joins-fast.html]
suggests that better generated code can improve performance by facilitating
compiler optimizations.
This JIRA changes the generated code for {{range()}} to facilitate loop
optimizations in a JIT compiler for achieving better performance.
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