liyafan82 commented on a change in pull request #8363:
URL: https://github.com/apache/arrow/pull/8363#discussion_r502369246
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File path:
java/vector/src/main/java/org/apache/arrow/vector/util/DictionaryUtility.java
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@@ -115,25 +118,28 @@ public static Field toMemoryFormat(Field field,
BufferAllocator allocator, Map<L
}
ArrowType type;
+ List<Field> fieldChildren;
if (encoding == null) {
type = field.getType();
+ fieldChildren = updatedChildren;
} else {
// re-type the field for in-memory format
type = encoding.getIndexType();
+ fieldChildren = null;
Review comment:
This seems not necessary?
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