diff --git a/be/src/formats/parquet/stored_column_reader.cpp b/be/src/formats/parquet/stored_column_reader.cpp
index 344a38690ef40..02d9da714d678 100644
--- a/be/src/formats/parquet/stored_column_reader.cpp
+++ b/be/src/formats/parquet/stored_column_reader.cpp
@@ -115,12 +115,6 @@ class OptionalStoredColumnReader : public StoredColumnReaderImpl {
         _reader->def_level_decoder().get_levels(def_levels, num_levels);
     }
 
-    void append_default_levels(size_t row_nums) override {
-        if (_need_parse_levels) {
-            _reader->def_level_decoder().append_default_levels(row_nums);
-        }
-    }
-
 private:
     Status _decode_levels(size_t* num_rows, size_t* num_levels_parsed, level_t** def_levels);
 
@@ -129,6 +123,12 @@ class OptionalStoredColumnReader : public StoredColumnReaderImpl {
     Status _read_values_on_levels(size_t num_values, starrocks::parquet::ColumnContentType content_type,
                                   starrocks::Column* dst, bool append_default) override;
 
+    void _append_default_levels(size_t row_nums) override {
+        if (_need_parse_levels) {
+            _reader->def_level_decoder().append_default_levels(row_nums);
+        }
+    }
+
     const ParquetField* _field = nullptr;
 
     // When the flag is false, the information of levels does not need to be materialized,
@@ -415,7 +415,7 @@ Status OptionalStoredColumnReader::_read_values_on_levels(size_t num_values,
                                                           starrocks::parquet::ColumnContentType content_type,
                                                           starrocks::Column* dst, bool append_default) {
     if (append_default) {
-        append_default_levels(num_values);
+        _append_default_levels(num_values);
         dst->append_default(num_values);
         return Status::OK();
     } else {
diff --git a/be/src/formats/parquet/stored_column_reader.h b/be/src/formats/parquet/stored_column_reader.h
index c5765870e4175..a8ca20e1693c1 100644
--- a/be/src/formats/parquet/stored_column_reader.h
+++ b/be/src/formats/parquet/stored_column_reader.h
@@ -103,12 +103,10 @@ class StoredColumnReaderImpl : public StoredColumnReader {
     virtual Status _next_page();
     virtual bool _cur_page_selected(size_t row_readed, const Filter* filter, size_t to_read);
 
-    void update_read_context(size_t records_read);
-
     // for RequiredColumn, there is no need to get levels.
     // for RepeatedColumn, there is no possible to get default levels.
     // for OptionalColumn, we will override it.
-    virtual void append_default_levels(size_t row_nums) {}
+    virtual void _append_default_levels(size_t row_nums) {}
 
     std::unique_ptr<ColumnChunkReader> _reader;
     size_t _num_values_left_in_cur_page = 0;