SinghAsDev commented on a change in pull request #3773:
URL: https://github.com/apache/iceberg/pull/3773#discussion_r771989421
##########
File path:
parquet/src/main/java/org/apache/iceberg/parquet/ApplyNameMapping.java
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@@ -97,29 +96,30 @@ public Type primitive(PrimitiveType primitive) {
return field == null ? primitive : primitive.withId(field.id());
}
+ public void beforeField(Type type) {
+ fieldNames.push(type.getName());
+ }
+
+ public void afterField(Type type) {
+ fieldNames.pop();
+ }
+
@Override
public void beforeElementField(Type element) {
- super.beforeElementField(makeElement(element));
+ // normalize the name to "element" so that the mapping will match
structures with alternative names
Review comment:
@rdblue would it help if we add some example of this alternate naming
source here? Same for the map's key and value fields.
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