mihaibudiu commented on code in PR #4828:
URL: https://github.com/apache/calcite/pull/4828#discussion_r3190805076
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core/src/main/java/org/apache/calcite/rel/rel2sql/RelToSqlConverter.java:
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@@ -507,9 +507,13 @@ private boolean isCommaJoin(Join join) {
/** Visits a Correlate; called by {@link #dispatch} via reflection. */
public Result visit(Correlate e) {
+ final Set<String> usedNames = new HashSet<>(aliasSet);
Review Comment:
Can you explain why it's safe to use this name?
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