Etienne Pelissier created CALCITE-7934:
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Summary: Aggregate uniqueness metadata uses incorrect column
ordinals
Key: CALCITE-7934
URL: https://issues.apache.org/jira/browse/CALCITE-7934
Project: Calcite
Issue Type: Bug
Components: core
Reporter: Etienne Pelissier
Broken quidem test:
{code:java}
!set hep-rules "
+CoreRules.AGGREGATE_PROJECT_MERGE,
+CoreRules.AGGREGATE_REMOVE"
select distinct count(*) filter (where col1) as s
from (values
(true, 1),
(true, 2)) as t(col1, col2)
group by col2;
+---+
| S |
+---+
| 1 |
+---+
(1 row){code}
The result produced by Calcite contains two rows instead of one.
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