deniskuzZ commented on code in PR #5645:
URL: https://github.com/apache/hive/pull/5645#discussion_r1965111657


##########
iceberg/iceberg-handler/src/main/java/org/apache/iceberg/mr/hive/HiveIcebergFilterFactory.java:
##########
@@ -121,25 +147,50 @@ private static Expression translateLeaf(PredicateLeaf 
leaf) {
           return Expressions.alwaysTrue();
         }
       case IS_NULL:
-        return isNull(column);
+        return withoutTransform ? isNull(column) : isNull(columnTransform);
       default:
         throw new UnsupportedOperationException("Unknown operator: " + 
leaf.getOperator());
     }
   }
 
+  private static UnboundTerm<Object> getPartitionTransform(String columnName, 
TransformSpec transformSpec) {

Review Comment:
   maybe `toTerm`? see SparkV2Filters



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