oracle中对排序的总结

　　-- 按拼音排序 (系统默认)　　select * from perexl order by nlssort(danwei,'NLS_SORT=SCHINESE_PINYIN_M');　　-- 按部首排序　　select * from perexl order by nlssort(danwei,'NLS_SORT=SCHINESE_STROKE_M');　　-- 按笔画排序　　select * from perexl