deniskuzZ commented on code in PR #6256:
URL: https://github.com/apache/hive/pull/6256#discussion_r2660838422


##########
iceberg/iceberg-handler/src/main/java/org/apache/iceberg/mr/hive/HiveIcebergMetaHook.java:
##########
@@ -624,12 +631,55 @@ private void 
alterTableProperties(org.apache.hadoop.hive.metastore.api.Table hms
     Map<String, String> hmsTableParameters = hmsTable.getParameters();
     Splitter splitter = Splitter.on(PROPERTIES_SEPARATOR);
     UpdateProperties icebergUpdateProperties = icebergTable.updateProperties();
+
     if (contextProperties.containsKey(SET_PROPERTIES)) {
-      splitter.splitToList(contextProperties.get(SET_PROPERTIES))
-          .forEach(k -> icebergUpdateProperties.set(k, 
hmsTableParameters.get(k)));
+      List<String> propertiesToSet = 
splitter.splitToList(contextProperties.get(SET_PROPERTIES));
+
+      // Check if we are setting regular sort order as it needs conversion 
from Hive JSON to Iceberg SortOrder
+      if (propertiesToSet.contains(TableProperties.DEFAULT_SORT_ORDER)) {
+        // If the HMS table has Hive SortFields JSON in default-sort-order

Review Comment:
   maybe extract this logic into a separate method. also consider `Set` due to 
use of contains



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