zzwqqq commented on code in PR #5385:
URL: https://github.com/apache/calcite/pull/5385#discussion_r4534605431
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core/src/main/java/org/apache/calcite/sql2rel/RelDecorrelator.java:
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@@ -288,6 +288,18 @@ public static RelNode decorrelateQuery(RelNode rootRel,
return newRootRel;
}
+ /** Trims the right input, preserving its output fields and the left input.
+ * Submits an equivalent Correlate if the plan changes and the trimmed right
Review Comment:
Thanks. It goes to the rule's planner via `RelOptRuleCall.transformTo`. I've
added that to the Javadoc.
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