[GitHub] [calcite] jinxing64 commented on a change in pull request #1346: [CALCITE-3223] Non-RexInputRef may fails the matching of FilterToProjectUnifyRule during 'invert' by mistake

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jinxing64 commented on a change in pull request #1346: [CALCITE-3223] Non-RexInputRef may fails the matching of FilterToProjectUnifyRule during 'invert' by mistake
URL: https://github.com/apache/calcite/pull/1346#discussion_r312724135
 
 

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 File path: core/src/main/java/org/apache/calcite/plan/SubstitutionVisitor.java
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 @@ -1130,20 +1130,23 @@ protected MutableRel invert(MutableRel model, MutableRel input,
       }
       final List<RexNode> exprList = new ArrayList<>();
       final RexBuilder rexBuilder = model.cluster.getRexBuilder();
-      for (RelDataTypeField field : model.rowType.getFieldList()) {
-        exprList.add(rexBuilder.makeZeroLiteral(field.getType()));
+      for (int i = 0; i < model.rowType.getFieldCount(); i++) {
+        exprList.add(null);
 
 Review comment:
   Sure, will do :)

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