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Posted to commits@calcite.apache.org by GitBox <gi...@apache.org> on 2019/10/28 03:02:03 UTC

[GitHub] [calcite] jinxing64 commented on a change in pull request #1537: [CALCITE-3452] Support Exchange in RelMdNodeTypes

jinxing64 commented on a change in pull request #1537: [CALCITE-3452] Support Exchange in RelMdNodeTypes
URL: https://github.com/apache/calcite/pull/1537#discussion_r339389251
 
 

 ##########
 File path: core/src/main/java/org/apache/calcite/rel/metadata/RelMdNodeTypes.java
 ##########
 @@ -134,6 +135,11 @@
     return getNodeTypes(rel, TableModify.class, mq);
   }
 
+  public Multimap<Class<? extends RelNode>, RelNode> getNodeTypes(Exchange rel,
+      RelMetadataQuery mq) {
+    return getNodeTypes(rel, Exchange.class, mq);
+  }
+
 
 Review comment:
   Do we have more other operators to support in RelMdNodeTypes ? Shall we include them in one shot ?

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