stevenzwu commented on code in PR #7493:
URL: https://github.com/apache/iceberg/pull/7493#discussion_r1183184498
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flink/v1.17/flink/src/main/java/org/apache/iceberg/flink/data/RowDataProjection.java:
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@@ -166,7 +169,8 @@ public int getArity() {
@Override
public RowKind getRowKind() {
- return rowData.getRowKind();
+ // rowData can be null for nested struct
Review Comment:
when the location struct is null, there is a RowDataProjection instanced
created that wraps the null RowData. Let me think if there is other way to fix
this. e.g. maybe we should return a null RowDataProjection in this case.
<img width="1288" alt="image"
src="https://user-images.githubusercontent.com/1545663/235820171-075787cf-bd50-416c-b284-7c49652f7579.png";>
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