message: Added support for BLOB into AddMinMaxOperator.
diff: @@ -192,7 +192,7 @@ template <class OP, class OP_STRING> static void AddMinMaxOperator(AggregateFunc
  if (type.id == SQLTypeId::VARCHAR || type.id == SQLTypeId::BLOB) {
  set.AddFunction(
  AggregateFunction::UnaryAggregateDestructor<min_max_state_t<string_t>, string_t, string_t, OP_STRING>(
  - SQLType::VARCHAR, SQLType::VARCHAR));
  + type.id, type.id));
  } else {
  set.AddFunction(GetUnaryAggregate<OP>(type));
  }
  