mysql查詢表數據時,怎么把數據排序呢,我和大師分享一下排序方式。我寫的經驗對你進修mysql有幫忙的話,給我投票、點贊或者保藏!
1數據庫的行鎖
1查詢列轉當作字符串
1怎么獲得過程返回多個記實集
登錄mysql,在test數據庫中新建一個表:
Create Table
CREATE TABLE `shoufei` ( `id` int(11) NOT NULL AUTO_INCREMENT, `shijian` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, `xiangmu` varchar(20) NOT NULL, `jiage` float NOT NULL, `shuliang` int(11) NOT NULL, `jine` float DEFAULT NULL, PRIMARY KEY (`id`)) ENGINE=InnoDB AUTO_INCREMENT=6 DEFAULT CHARSET=utf8
 在表中增添數據:
insert into `shoufei` (`id`, `shijian`, `xiangmu`, `jiage`, `shuliang`, `jine`) values('1','2019-01-28 11:15:52','銀翹解毒丸','2','10','20');
insert into `shoufei` (`id`, `shijian`, `xiangmu`, `jiage`, `shuliang`, `jine`) values('2','2019-01-28 11:15:59','甘草片','20','2','30');
insert into `shoufei` (`id`, `shijian`, `xiangmu`, `jiage`, `shuliang`, `jine`) values('3','2019-01-28 11:16:04','阿莫西林','20','2','40');
insert into `shoufei` (`id`, `shijian`, `xiangmu`, `jiage`, `shuliang`, `jine`) values('4','2019-01-28 11:16:08','午時茶','8','1','8');
insert into `shoufei` (`id`, `shijian`, `xiangmu`, `jiage`, `shuliang`, `jine`) values('5','2019-01-28 11:16:12','銀翹解毒丸','2','10','20');
 表shoufei,本家兒鍵是id,若是不指心猿意馬排序就是按照本家兒鍵索引挨次擺列。
SELECT * FROM shoufei;
 查詢表中數據按照xiangmu升序擺列:
SELECT * FROM shoufei ORDER BY xiangmu ASC;
 查詢表中數據按照shuliang降序擺列:
SELECT * FROM shoufei ORDER BY shuliang DESC;
 查詢表中數據按照jiage升序、id升序擺列:
SELECT * FROM shoufei ORDER BY jiage ASC,id ASC;
 0 篇文章
如果覺得我的文章對您有用,請隨意打賞。你的支持將鼓勵我繼續創作!