Jihoon Son created TAJO-1722:
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Summary: Even distribution of intermediate data for join queries
Key: TAJO-1722
URL: https://issues.apache.org/jira/browse/TAJO-1722
Project: Tajo
Issue Type: Improvement
Components: distributed query plan
Reporter: Jihoon Son
Assignee: Jihoon Son
Fix For: 0.11.0
Data skew is one of the most important problems which affects to the query
performance in distributed systems. To do handle this problem, we have used an
algorithm for evenly distributing intermediate data for aggregation.
This ticket is to apply our algorithm for join queries, too.
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