Materialized-View: select * from emps where empid < 300 union select * from emps where empid > 200 Query: select * from emps where empid < 300 union all select * from emps where empid > 200
Above MV and Query have different 'all' property in UNION but they succeed matching now.
- relates to
-
CALCITE-3214 Add UnionToUnionRule for materialization matching
-
- Closed
-
- links to