LeonidChistov commented on code in PR #3143:
URL: https://github.com/apache/calcite/pull/3143#discussion_r1168382446
##########
core/src/main/java/org/apache/calcite/rex/RexSimplify.java:
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@@ -2599,6 +2602,22 @@ default boolean allowedInOr(RelOptPredicateList
predicates) {
}
}
+ /**
+ * Visitor which finds all inputs used by an expressions.
+ */
+ private static class VariableCollector extends RexVisitorImpl<Void> {
+ private final Set<RexInputRef> refs = new LinkedHashSet<>();
Review Comment:
Agree, fixed.
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