[GitHub] [calcite] chunweilei commented on a change in pull request #1121: [CALCITE-2936] Simplify EXISTS or NOT EXISTS sub-query that has "GROUP BY ()"

chunweilei commented on a change in pull request #1121: [CALCITE-2936] Simplify EXISTS or NOT EXISTS sub-query that has "GROUP BY ()" URL: https://github.com/apache/calcite/pull/1121#discussion_r267616220 ## File path: core/src/test/resources/org/apache/calcite/test/SqlToRelConvert

[GitHub] [calcite] chunweilei commented on a change in pull request #1121: [CALCITE-2936] Simplify EXISTS or NOT EXISTS sub-query that has "GROUP BY ()"

chunweilei commented on a change in pull request #1121: [CALCITE-2936] Simplify EXISTS or NOT EXISTS sub-query that has "GROUP BY ()" URL: https://github.com/apache/calcite/pull/1121#discussion_r267615145 ## File path: core/src/test/resources/org/apache/calcite/test/SqlToRelConvert