ORACLE中汉字排序的问题

-- 按拼音排序 (系统默认)
select *
from T_0303003
order by nlssort(stock_holder,'NLS_SORT=SCHINESE_PINYIN_M');

-- 按部首排序
select *
from T_0303003
order by nlssort(stock_holder,'NLS_SORT=SCHINESE_RADICAL_M');

-- 按笔画排序
select *
from T_0303003
order by nlssort(stock_holder,'NLS_SORT=SCHINESE_STROKE_M');