Add bin

bin/assignment1/商品信息.txt

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+商品条码	商品名称	单价	供应商
+=========================
+100001	手机	4500.00	华为
+100002	鼠标	61.00	华为
+300001	运动鞋	485	耐克
+300002	衬衣	270	雅戈尔
+300003	牛仔裤	156.5	啄木鸟
+400001	电冰箱	4500	海尔
+400002	电视机	6999	长虹		

bin/assignment1/数据库脚本.sql

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+/*
+Navicat MySQL Data Transfer
+
+Source Server         : localhost_3306
+Source Server Version : 80032
+Source Host           : localhost:3306
+Source Database       : xiaoshou
+
+Target Server Type    : MYSQL
+Target Server Version : 80032
+File Encoding         : 65001
+
+Date: 2023-05-11 10:27:07
+*/
+
+SET FOREIGN_KEY_CHECKS=0;
+
+-- ----------------------------
+-- Table structure for t_shangping
+-- ----------------------------
+DROP TABLE IF EXISTS `t_shangping`;
+CREATE TABLE `t_shangping` (
+  `tiaoma` varchar(255) NOT NULL,
+  `mingcheng` varchar(255) DEFAULT NULL,
+  `danjia` decimal(10,2) DEFAULT NULL,
+  `gongyingshang` varchar(255) DEFAULT NULL,
+  PRIMARY KEY (`tiaoma`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+
+-- ----------------------------
+-- Records of t_shangping
+-- ----------------------------
+INSERT INTO `t_shangping` VALUES ('100001', '手机', '4500.00', '华为');
+INSERT INTO `t_shangping` VALUES ('100002', '鼠标', '61.00', '华为');
+INSERT INTO `t_shangping` VALUES ('100003', '矿泉水', '2.50', '农夫山泉');
+INSERT INTO `t_shangping` VALUES ('100004', '香烟', '20.00', '武汉卷烟厂');
+INSERT INTO `t_shangping` VALUES ('100005', '牙膏', '4.50', '中华牙膏厂');
+INSERT INTO `t_shangping` VALUES ('200001', '电脑', '4300.00', 'dell');
+INSERT INTO `t_shangping` VALUES ('200002', '小明同学', '5.50', '武汉饮料集团');
+
+-- ----------------------------
+-- Table structure for t_shouyinmingxi
+-- ----------------------------
+DROP TABLE IF EXISTS `t_shouyinmingxi`;
+CREATE TABLE `t_shouyinmingxi` (
+  `liushuihao` varchar(255) NOT NULL,
+  `tiaoma` varchar(255) DEFAULT NULL,
+  `mingcheng` varchar(255) DEFAULT NULL,
+  `danjia` decimal(10,0) DEFAULT NULL,
+  `shuliang` int DEFAULT NULL,
+  `shouyinyuan` varchar(255) DEFAULT NULL,
+  `xiaoshoushijian` datetime DEFAULT NULL,
+  PRIMARY KEY (`liushuihao`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+
+-- ----------------------------
+-- Records of t_shouyinmingxi
+-- ----------------------------
+
+-- ----------------------------
+-- Table structure for t_yonghu
+-- ----------------------------
+DROP TABLE IF EXISTS `t_yonghu`;
+CREATE TABLE `t_yonghu` (
+  `yonghuming` varchar(255) NOT NULL,
+  `mima` varchar(255) DEFAULT NULL,
+  `xingming` varchar(255) DEFAULT NULL,
+  `juese` varchar(255) DEFAULT NULL,
+  PRIMARY KEY (`yonghuming`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+
+-- ----------------------------
+-- Records of t_yonghu
+-- ----------------------------
+INSERT INTO `t_yonghu` VALUES ('niegang', null, '聂刚', '管理员');
+INSERT INTO `t_yonghu` VALUES ('wangyuxin', null, '王玉欣', '收银员');
+INSERT INTO `t_yonghu` VALUES ('xiaowang', null, '小王', '收银员');