# ************************************************************ # Sequel Ace SQL dump # 版本号： 20050 # # https://sequel-ace.com/ # https://github.com/Sequel-Ace/Sequel-Ace # # 主机: localhost (MySQL 8.0.32) # 数据库: road_map # 生成时间: 2023-08-13 10:25:48 +0000 # ************************************************************ /*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */; /*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */; /*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */; SET NAMES utf8mb4; /*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */; /*!40101 SET @OLD_SQL_MODE='NO_AUTO_VALUE_ON_ZERO', SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */; /*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */; # 转储表 user_order # ------------------------------------------------------------ CREATE database if NOT EXISTS `road_map` default character set utf8mb4 collate utf8mb4_0900_ai_ci; use `road_map`; DROP TABLE IF EXISTS `user_order`; CREATE TABLE `user_order` ( `id` bigint unsigned NOT NULL AUTO_INCREMENT COMMENT '自增ID；【必须保留自增ID，不要将一些有随机特性的字段值设计为主键，例如order_id，会导致innodb内部page分裂和大量随机I/O，性能下降】int 大约21亿左右，超过会报错。bigint 大约9千亿左右。', `user_name` varchar(64) NOT NULL COMMENT '用户姓名；', `user_id` varchar(24) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL COMMENT '用户编号；', `user_mobile` varchar(20) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL COMMENT '用户电话；使用varchar(20)存储手机号，不要使用整型。手机号不会做数学计算、涉及到区号或者国家代号，可能出现+-()、支持模糊查询，例如：like“135%”', `sku` varchar(64) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL COMMENT '商品编号', `sku_name` varchar(128) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL COMMENT '商品名称', `order_id` varchar(64) NOT NULL COMMENT '订单ID', `quantity` int NOT NULL DEFAULT '1' COMMENT '商品数量；整形定义中不显示规定显示长度，比如使用 INT，而不使用 INT(4)', `unit_price` decimal(10,2) NOT NULL COMMENT '商品价格；小数类型为 decimal，禁止使用 float、double', `discount_amount` decimal(10,2) NOT NULL COMMENT '折扣金额；', `tax` decimal(4,2) NOT NULL COMMENT '费率金额；', `total_amount` decimal(10,2) NOT NULL COMMENT '支付金额；(商品的总金额 - 折扣) * (1 - 费率)', `order_date` datetime NOT NULL COMMENT '订单日期；timestamp的时间范围在1970-01-01 00:00:01到2038-01-01 00:00:00之间', `order_status` tinyint(1) NOT NULL COMMENT '订单状态；0 创建、1完成、2掉单、3关单 【不要使用 enum 要使用 tinyint 替代。0-80 范围，都可以使用 tinyint】', `is_delete` tinyint(1) NOT NULL DEFAULT '0' COMMENT '逻辑删单；0未删除，1已删除 【表达是否概念的字段必须使用is_】', `uuid` varchar(128) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL COMMENT '唯一索引；分布式下全局唯一，用于binlog 同步 ES 方便使用', `ipv4` int unsigned NOT NULL DEFAULT '2130706433' COMMENT '设备地址；存储IPV4地址，通过MySQL 函数转换，inet_ntoa、inet_aton 示例；SELECT INET_ATON(‘209.207.224.40′); 3520061480 SELECT INET_NTOA(3520061480); 209.207.224.40所有字段定义为NOT NULL，并设置默认值，因为null值的字段会导致每一行都占用额外存储空间\\n数据迁移容易出错，在聚合函数计算结果偏差（如count结果不准）并且null的列使索引/索引统计/值比较都更加复杂，MySQL内部需要进行特殊处理，表中有较多空字段的时候，数据库性能下降严重。开发中null只能采用is null或is not null检索，而不能采用=、in、<、<>、!=、not in这些操作符号。如：where name!=’abc’，如果存在name为null值的记录，查询结果就不会包含name为null值的记录', `ipv6` varbinary(16) NOT NULL COMMENT '设备地址；存储IPV6地址，VARBINARY(16) 插入：INET6_ATON(''2001:0db8:85a3:0000:0000:8a2e:0370:7334'') 查询：SELECT INET6_NTOA(ip_address) ', `ext_data` json NOT NULL COMMENT '扩展数据；记录下单时用户的设备环境等信息(核心业务字段，要单独拆表)。【select user_name, ext_data, ext_data->>''$.device'', ext_data->>''$.device.machine'' from `user_order`;】', `update_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间', `create_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间', PRIMARY KEY (`id`), UNIQUE KEY `uq_orderid` (`order_id`), UNIQUE KEY `uq_uuid` (`uuid`), KEY `idx_order_date` (`order_date`), KEY `idx_sku_unit_price_total_amount` (`sku`,`unit_price`,`total_amount`) ) ENGINE=InnoDB AUTO_INCREMENT=10 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci; LOCK TABLES `user_order` WRITE; /*!40000 ALTER TABLE `user_order` DISABLE KEYS */; INSERT INTO `user_order` (`id`, `user_name`, `user_id`, `user_mobile`, `sku`, `sku_name`, `order_id`, `quantity`, `unit_price`, `discount_amount`, `tax`, `total_amount`, `order_date`, `order_status`, `is_delete`, `uuid`, `ipv4`, `ipv6`, `ext_data`, `update_time`, `create_time`) VALUES (1,'小傅哥','U001','13512345678','SKU001','Mac Pro M2 贴膜','ORD001',2,10.99,2.00,0.50,19.48,'2023-08-12 10:00:00',0,0,'uuid001',2130706433,X'20010DB885A3000000008A2E03707334','{\"device\": {\"machine\": \"IPhone 14 Pro\", \"location\": \"shanghai\"}}','2023-08-12 10:00:00','2023-08-12 10:00:00'), (2,'福禄娃','U002','13698765432','SKU002','IPad mini4 外套','ORD002',1,25.99,0.00,1.50,24.49,'2023-08-12 11:30:00',1,0,'uuid002',2130706433,X'20010DB885A3000000008A2E03707334','{\"device\": {\"machine\": \"PC Windows\", \"location\": \"BeiJing\"}}','2023-08-12 11:30:00','2023-08-12 11:30:00'), (3,'拎瓢冲','U003','13755555555','SKU003','数据线','ORD003',3,9.99,1.50,0.00,26.97,'2023-08-12 13:45:00',0,0,'uuid003',2130706433,X'20010DB885A3000000008A2E03707334','{\"device\": {\"machine\": \"PC Windows\", \"location\": \"BeiJing\"}}','2023-08-12 13:45:00','2023-08-12 13:45:00'), (4,'熏5null','U004','13812345678','SKU004','U盘','ORD004',1,15.99,0.00,0.75,15.24,'2023-08-12 14:20:00',1,0,'uuid004',2130706433,X'20010DB885A3000000008A2E03707334','{\"device\": {\"machine\": \"PC Windows\", \"location\": \"BeiJing\"}}','2023-08-12 14:20:00','2023-08-12 14:20:00'), (5,'温柔一刀','U005','13999999999','SKU005','坐垫','ORD005',2,12.50,1.25,0.25,23.75,'2023-08-12 15:55:00',0,0,'uuid005',2130706433,X'20010DB885A3000000008A2E03707334','{\"device\": {\"machine\": \"PC Windows\", \"location\": \"BeiJing\"}}','2023-08-12 15:55:00','2023-08-12 15:55:00'), (9,'小傅哥','U001','13512345678','SKU001','Mac Pro M2 贴膜','ORD0101',2,10.99,2.00,0.50,19.48,'2023-08-12 10:00:00',0,0,'uuid010',2130706433,X'20010DB885A3000000008A2E03707334','{\"device\": {\"machine\": \"IPhone 14 Pro\", \"location\": \"shanghai\"}}','2023-08-12 10:00:00','2023-08-12 10:00:00'); /*!40000 ALTER TABLE `user_order` ENABLE KEYS */; UNLOCK TABLES; /*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */; /*!40101 SET SQL_MODE=@OLD_SQL_MODE */; /*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */; /*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */; /*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */; /*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;