jamesstarr commented on a change in pull request #2570:
URL: https://github.com/apache/calcite/pull/2570#discussion_r727583638
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File path:
core/src/main/java/org/apache/calcite/rel/metadata/RelMetadataProvider.java
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@@ -70,6 +71,9 @@
<@Nullable M extends @Nullable Metadata> @Nullable UnboundMetadata<M> apply(
Class<? extends RelNode> relClass, Class<? extends M> metadataClass);
+ @Deprecated // to be removed before 2.0
<M extends Metadata> Multimap<Method, MetadataHandler<M>> handlers(
MetadataDef<M> def);
+
+ ImmutableSet<MetadataHandler<?>> handlers(Class<? extends
MetadataHandler<?>> handlerClass);
Review comment:
Changed it to a List since ordering matters.
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