mihaibudiu commented on code in PR #4392:
URL: https://github.com/apache/calcite/pull/4392#discussion_r2112390847
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core/src/main/java/org/apache/calcite/rel/rules/DpHyp.java:
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@@ -37,7 +40,12 @@ public class DpHyp {
private final HyperGraph hyperGraph;
- private final HashMap<Long, RelNode> dpTable;
+ private final Map<Long, RelNode> dpTable;
+
+ // record the node order corresponding to the best subgraph, which is used
to convert
+ // the RexNodeAndFieldIndex in hyperedge to the RexInputRef in join
condition, and permute
+ // final result
+ private final Map<Long, ImmutableList<Integer>> resultInputOrder;
Review Comment:
is the size the one shown in Tables 4/5 column 2?
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