内容摘要：order by 是怎么工作的？表定义CREATE TABLE `t1` ( `id` int(11) NOT NULL, `city` varchar(16) NOT N

order by 是序语怎么工作的云服务器提供商？

表定义

CREATE TABLE `t1` ( `id` int(11) NOT NULL, `city` varchar(16) NOT NULL, `name` varchar(16) NOT NULL, `age` int(11) NOT NULL, `addr` varchar(128) DEFAULT NULL, PRIMARY KEY (`id`), KEY `city` (`city`)) ENGINE=InnoDB;

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