dungdm93 commented on a change in pull request #4132:
URL: https://github.com/apache/iceberg/pull/4132#discussion_r807049792
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File path: core/src/main/java/org/apache/iceberg/io/FileWriter.java
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@@ -51,8 +51,9 @@ default void write(Iterable<T> rows) {
* Writes a row to a predefined spec/partition.
*
* @param row a data or delete record
+ * @return PathOffset of written row
*/
- void write(T row);
+ PathOffset write(T row);
Review comment:
For a delete, it can have 2 rows in delete files. One for EqualityDelete
to delete record in previous snapshot, and one for PositionDelete to delete
record in current snapshot. So it's required to track `PathOffset` of all
inserted records in current snapshot.
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File path: core/src/main/java/org/apache/iceberg/io/PartitioningWriter.java
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@@ -46,7 +46,7 @@
* @param spec a partition spec
* @param partition a partition or null if the spec is unpartitioned
*/
- void write(T row, PartitionSpec spec, StructLike partition);
+ PathOffset write(T row, PartitionSpec spec, StructLike partition);
Review comment:
Also required
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