aokolnychyi commented on a change in pull request #3195:
URL: https://github.com/apache/iceberg/pull/3195#discussion_r717180228



##########
File path: api/src/main/java/org/apache/iceberg/RowDelta.java
##########
@@ -109,6 +109,54 @@
    *
    * @param conflictDetectionFilter an expression on rows in the table
    * @return this for method chaining
+   * @deprecated since 0.13.0, will be removed in 0.14.0; use {@link 
#conflictDetectionFilter(Expression)} and
+   *             {@link #validateNoConflictingDataFiles()} instead.
    */
-  RowDelta validateNoConflictingAppends(Expression conflictDetectionFilter);
+  @Deprecated
+  default RowDelta validateNoConflictingAppends(Expression 
conflictDetectionFilter) {
+    conflictDetectionFilter(conflictDetectionFilter);
+    return validateNoConflictingDataFiles();
+  }
+
+  /**
+   * Sets a conflict detection filter used to validate concurrently added data 
and delete files.
+   * <p>
+   * If not called, a true literal will be used as the conflict detection 
filter.
+   *
+   * @param conflictDetectionFilter an expression on rows in the table
+   * @return this for method chaining
+   */
+  RowDelta conflictDetectionFilter(Expression conflictDetectionFilter);

Review comment:
       This is actually different from the implementation in PR #3069. I think 
this one is slightly better as we set the conflict detection filter only once 
and then enable data/delete file validation.




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