aokolnychyi commented on code in PR #4703:
URL: https://github.com/apache/iceberg/pull/4703#discussion_r877144799


##########
api/src/main/java/org/apache/iceberg/RewriteFiles.java:
##########
@@ -84,4 +84,12 @@ RewriteFiles rewriteFiles(Set<DataFile> dataFilesToReplace, 
Set<DeleteFile> dele
    * @return this for method chaining
    */
   RewriteFiles validateFromSnapshot(long snapshotId);
+
+  /**
+   * Ignore the position deletes in rewrite validation. Flink upsert job only 
generates position deletes in the
+   * ongoing transaction, so it is not necessary to validate position deletes 
when rewriting.
+   *
+   * @return this for method chaining
+   */
+  RewriteFiles ignorePosDeletesInValidation();

Review Comment:
   How do we know whether it is safe to use this option given that Spark can 
produce position delete files now and the same table can be accessed by Flink 
and Spark?
   
   Have we considered exposing an option to ignore position deletes only added 
in the same snapshot and modifying/adding a new method to `DeleteFileIndex` to 
cover the new matching logic?



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