HappenLee commented on code in PR #11084:
URL: https://github.com/apache/doris/pull/11084#discussion_r927262536


##########
be/src/vec/columns/column_nullable.cpp:
##########
@@ -152,6 +166,17 @@ void ColumnNullable::serialize_vec(std::vector<StringRef>& 
keys, size_t num_rows
     get_nested_column().serialize_vec_with_null_map(keys, num_rows, 
arr.data(), max_row_byte_size);
 }
 
+void ColumnNullable::deserialize_vec(std::vector<StringRef>& keys, const 
size_t num_rows) {
+    const auto& arr = get_null_map_data();
+    for (size_t i = 0; i != num_rows; ++i) {

Review Comment:
   this code seems can SIMD. 



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