danny0405 commented on a change in pull request #2071:
URL: https://github.com/apache/calcite/pull/2071#discussion_r456308915
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File path: core/src/main/java/org/apache/calcite/rel/AbstractRelNode.java
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@@ -177,7 +177,8 @@ public void register(RelOptPlanner planner) {
Util.discard(planner);
}
- public final String getRelTypeName() {
+ // It is not recommended to override this method, but sub-classes can do it
at their own risk.
+ public String getRelTypeName() {
Review comment:
The original document is not suitable now because it describes the
default behavior, one can override it to a different one.
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