RussellSpitzer commented on a change in pull request #1744:
URL: https://github.com/apache/iceberg/pull/1744#discussion_r520185320
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File path: api/src/main/java/org/apache/iceberg/types/GetProjectedIds.java
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@@ -39,7 +39,7 @@
@Override
public Set<Integer> field(Types.NestedField field, Set<Integer> fieldResult)
{
- if (fieldResult == null) {
+ if (fieldResult == null || isEmptyStruct(field)) {
Review comment:
The error here previously, is that an empty struct has no fields, since
it has no fields we never would ad an ID representing it (normally this happens
by referring to subfields)
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