diff --git a/be/src/olap/comparison_predicate.h b/be/src/olap/comparison_predicate.h
index de966833f9db65..8ec1504dce5dba 100644
--- a/be/src/olap/comparison_predicate.h
+++ b/be/src/olap/comparison_predicate.h
@@ -179,6 +179,8 @@ class ComparisonPredicateBase : public ColumnPredicate {
             return false;
         }
 
+        DCHECK_LE(sizeof(T), statistic.first->size());
+
         T tmp_min_value {};
         T tmp_max_value {};
         memcpy((char*)(&tmp_min_value), statistic.first->cell_ptr(), sizeof(WarpperFieldType));
diff --git a/be/src/olap/rowset/segment_v2/segment.cpp b/be/src/olap/rowset/segment_v2/segment.cpp
index 5399e3ee65634b..d5d1792ee74a03 100644
--- a/be/src/olap/rowset/segment_v2/segment.cpp
+++ b/be/src/olap/rowset/segment_v2/segment.cpp
@@ -162,7 +162,9 @@ Status Segment::new_iterator(SchemaSPtr schema, const StorageReadOptions& read_o
         auto pruned_predicates = read_options.column_predicates;
         auto pruned = false;
         for (auto& it : _column_readers) {
-            if (it.second->prune_predicates_by_zone_map(pruned_predicates, it.first)) {
+            const auto uid = it.first;
+            const auto column_id = read_options.tablet_schema->field_index(uid);
+            if (it.second->prune_predicates_by_zone_map(pruned_predicates, column_id)) {
                 pruned = true;
             }
         }