[CALCITE-1501] EnumerableUnion should use array comparator when row type is ARRAY

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.10.0
• Fix Version/s: 1.11.0
• Component/s: core
• Flags: Patch
• Assignee: Julian Hyde
• Reporter: Dayue Gao
• Created: 21/Nov/16 09:13
• Updated: 06/Jan/17 19:30
• Resolved: 23/Nov/16 07:28

Description

Reproduce using cvs adaptor example

0: jdbc:calcite:model=target/test-classes/mod> select count(*), max(deptno) from emps e1 union select count(*), max(deptno) from emps e2;
+---------------------+--------+
|       EXPR$0        | EXPR$1 |
+---------------------+--------+
| 5                   | 40     |
| 5                   | 40     |
+---------------------+--------+