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Posted to dev@calcite.apache.org by "Serge Harnyk (JIRA)" <ji...@apache.org> on 2016/03/24 14:03:25 UTC

[jira] [Created] (CALCITE-1167) OVERLAPS doesnt swap operands

Serge Harnyk created CALCITE-1167:
-------------------------------------

             Summary: OVERLAPS doesnt swap operands
                 Key: CALCITE-1167
                 URL: https://issues.apache.org/jira/browse/CALCITE-1167
             Project: Calcite
          Issue Type: Bug
            Reporter: Serge Harnyk
            Assignee: Julian Hyde
            Priority: Minor


If second date in interval is earlier than first OVERLAPS doesnt swap them.

Example:

select 1 from "TEST"."tdt" where (date '1999-12-01' , date '2001-12-31' ) overlaps ( date '2001-01-01' , date '2002-11-11' );

+------------+
|   EXPR$0   |
+------------+
| 1          |
| 1          |
| 1          |
| 1          |
+------------+

select 1 from "TEST"."tdt" where ( date '2001-12-31', date '1999-12-01' ) overlaps ( date '2001-01-01' , date '2002-11-11' );
+------------+
|   EXPR$0   |
+------------+



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