Jihoon Son created TAJO-1352:
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Summary: Improve the join order algorithm to consider missed cases
of associative join operators
Key: TAJO-1352
URL: https://issues.apache.org/jira/browse/TAJO-1352
Project: Tajo
Issue Type: Improvement
Components: planner/optimizer
Reporter: Jihoon Son
Assignee: Jihoon Son
TAJO-1277 fixes a bug related to the associativity of join operators, but there
are still some missed cases that join operators are associative. Please refer
to the following links:
* http://stackoverflow.com/questions/20022196/are-left-outer-joins-associative
* https://cwiki.apache.org/confluence/display/Hive/LanguageManual+Joins
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