aokolnychyi commented on a change in pull request #3764:
URL: https://github.com/apache/iceberg/pull/3764#discussion_r772557855



##########
File path: 
spark/v3.2/spark/src/main/java/org/apache/iceberg/spark/SparkWriteConf.java
##########
@@ -199,6 +203,20 @@ public DistributionMode 
copyOnWriteDeleteDistributionMode() {
     }
   }
 
+  public DistributionMode copyOnWriteUpdateDistributionMode() {
+    String updateModeName = confParser.stringConf()
+        .option(SparkWriteOptions.DISTRIBUTION_MODE)
+        .tableProperty(TableProperties.UPDATE_DISTRIBUTION_MODE)
+        .parseOptional();
+
+    if (updateModeName != null) {
+      DistributionMode updateMode = DistributionMode.fromName(updateModeName);
+      return adjustWriteDistributionMode(updateMode);

Review comment:
       Let me think.




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