FatLittle commented on a change in pull request #1991:
URL: https://github.com/apache/calcite/pull/1991#discussion_r432250507
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File path: core/src/main/java/org/apache/calcite/tools/Programs.java
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@@ -266,15 +266,14 @@ public static Program standard() {
public static Program standard(RelMetadataProvider metadataProvider) {
final Program program1 =
(planner, rel, requiredOutputTraits, materializations, lattices) -> {
- planner.setRoot(rel);
Review comment:
Setting root before addMaterialization will make MaterializedViewRule
always fail to match
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