zabetak commented on code in PR #3661:
URL: https://github.com/apache/calcite/pull/3661#discussion_r1474526470
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core/src/main/java/org/apache/calcite/adapter/enumerable/EnumerableBatchNestedLoopJoin.java:
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@@ -55,6 +55,7 @@
public class EnumerableBatchNestedLoopJoin extends Join implements
EnumerableRel {
private final ImmutableBitSet requiredColumns;
+ private final Join originalJoin;
Review Comment:
Keeping a RelNode in another RelNode is a strange pattern that we shall
better avoid. Other than that adding attributes may necessitate touching the
digest which may further complicate the situation.
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