diff --git a/be/src/vec/columns/column_nullable.cpp b/be/src/vec/columns/column_nullable.cpp
index 69634effb4d221..a05479ef8762cf 100644
--- a/be/src/vec/columns/column_nullable.cpp
+++ b/be/src/vec/columns/column_nullable.cpp
@@ -189,7 +189,8 @@ ColumnPtr ColumnNullable::filter(const Filter& filt, ssize_t result_size_hint) c
 }
 
 Status ColumnNullable::filter_by_selector(const uint16_t* sel, size_t sel_size, IColumn* col_ptr) {
-    const ColumnNullable* nullable_col_ptr = reinterpret_cast<const ColumnNullable*>(col_ptr);
+    const ColumnNullable* nullable_col_ptr = check_and_get_column<ColumnNullable>(col_ptr);
+    DCHECK(nullable_col_ptr != nullptr);
     ColumnPtr nest_col_ptr = nullable_col_ptr->nested_column;
     ColumnPtr null_map_ptr = nullable_col_ptr->null_map;
     RETURN_IF_ERROR(get_nested_column().filter_by_selector(sel, sel_size, const_cast<doris::vectorized::IColumn*>(nest_col_ptr.get())));
diff --git a/be/src/vec/core/block.h b/be/src/vec/core/block.h
index 94dd5ec8e9fd0e..19a20e8bb20055 100644
--- a/be/src/vec/core/block.h
+++ b/be/src/vec/core/block.h
@@ -121,14 +121,17 @@ class Block {
         raw_res_ptr->reserve(batch_size);
 
         // adapt for outer join change column to nullable
-        if (raw_res_ptr->is_nullable()) {
+        if (raw_res_ptr->is_nullable() && input_col_ptr->is_nullable()) {
+            return input_col_ptr->filter_by_selector(sel_rowid_idx, select_size, raw_res_ptr);
+        } else if (raw_res_ptr->is_nullable()) {
             auto col_ptr_nullable =
                     reinterpret_cast<vectorized::ColumnNullable*>(raw_res_ptr.get());
             col_ptr_nullable->get_null_map_column().insert_many_defaults(select_size);
             raw_res_ptr = col_ptr_nullable->get_nested_column_ptr();
+            return input_col_ptr->filter_by_selector(sel_rowid_idx, select_size, raw_res_ptr);
+        } else {
+            return Status::InternalError("unexpected input/output type in block.copy_column_data_to_block");
         }
-
-        return input_col_ptr->filter_by_selector(sel_rowid_idx, select_size, raw_res_ptr);
     }
 
     void replace_by_position(size_t position, ColumnPtr&& res) {