[GitHub] [calcite] LaiZhou commented on a change in pull request #1158: [CALCITE-2992] Make implicit conversions when generating hash join keys for an equiCondition

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LaiZhou commented on a change in pull request #1158: [CALCITE-2992] Make implicit conversions when generating hash join keys for an equiCondition
URL: https://github.com/apache/calcite/pull/1158#discussion_r275686441
 
 

 ##########
 File path: core/src/main/java/org/apache/calcite/adapter/enumerable/PhysTypeImpl.java
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 @@ -582,7 +590,8 @@ public Expression generateAccessor(
       // }
       Expressions.FluentList<Expression> list = Expressions.list();
       for (int field : fields) {
-        list.add(fieldReference(v1, field));
+        list.add(
+            Expressions.call(CONVERT2STRING_METHOD, fieldReference(v1, field)));
       }
 
 Review comment:
   @chunweilei ，I pushed a new commit , can you review it?

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