pavelgubin commented on a change in pull request #1460: [CALCITE-3352]
ProjectToWindowRule sets wrong collation on generated Window
URL: https://github.com/apache/calcite/pull/1460#discussion_r326974938
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File path:
core/src/main/java/org/apache/calcite/rel/rules/ProjectToWindowRule.java
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@@ -165,6 +169,18 @@ public ProjectToLogicalProjectAndWindowRule(
final CalcRelSplitter transform = new WindowedAggRelSplitter(calc,
call.builder()) {
@Override protected RelNode handle(RelNode rel) {
+ if (rel instanceof LogicalProject && rel.getInput(0) instanceof
LogicalWindow) {
Review comment:
Good point! I will try this.
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