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mysql事务实现机制

以下为常用的sql函数总结，包括mysql和oracle

首先建表CREATE TABLE `student` ( `id` int(10) unsigned NOT NULL AUTO_INCREMENT, `name` varchar(10) NOT NULL COMMENT '姓名', `age` int(10) unsigned NOT NULL COMMENT '岁数', PRIMARY KEY (`id`), KEY `age` (`age`)) ENGINE=InnoDB DEFAULT CHARSET=utf8;插入数据(时间可

mysql计算距离：SELECT (st_distance(point(lng,lat),point(116.3424590000,40.0497810000))*111195/1000) as juli FROM ag_user_attorney_detail WHERE Id = 67json字符串：SELECT * FROM table_name WHERE 表字段名-> '$.jsonkey名' LIKE "%关键字%";json数组：(包含数组数据的模糊查询)表字段Tim