zstan commented on a change in pull request #8472:
URL: https://github.com/apache/ignite/pull/8472#discussion_r527473934
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File path:
modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/trait/TraitUtils.java
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@@ -207,6 +230,18 @@ public static RewindabilityTrait rewindability(RelTraitSet
traits) {
return traits.getTrait(RewindabilityTraitDef.INSTANCE);
}
+ /** */
+ public static CorrelationTrait correlation(RelNode rel) {
+ return rel instanceof IgniteRel
Review comment:
looks like : ((IgniteRel)rel).correlation() and
correlation(rel.getTraitSet()) are the same.
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