05-SQLite之order by對結果集進行排序,05-sqliteorder

來源:互聯網
上載者:User

05-SQLite之order by對結果集進行排序,05-sqliteorder
一、order by語句概述

order by語句用於根據指定的列對結果集進行排序。
order by 語句預設按照升序對記錄進行排序。
如果您希望按照降序對記錄進行排序,可以使用 desc 關鍵字
二、以字母順序顯示name
文法:select * from personsorder by name;

三、以字母順序顯示name,並以數字順序顯示id
文法:select * from personsorder by name,id;

四、以字母逆序顯示name
文法:select * from persons order by name desc;

五、以字母逆序顯示name、並以數字順序顯示id

六、以字母逆序顯示name、並以數字逆序顯示id


相關文章

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.