Keuntae Park created TAJO-1517:
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Summary: Implement intersect
Key: TAJO-1517
URL: https://issues.apache.org/jira/browse/TAJO-1517
Project: Tajo
Issue Type: Sub-task
Reporter: Keuntae Park
{code}
query1 INTERSECT [ALL] query2
{code}
INTERSECT returns all rows that are both in the result of query1 and in the
result of query2.
Duplicate rows are eliminated unless INTERSECT ALL is used.
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