148 lines
8.2 KiB
SQL
148 lines
8.2 KiB
SQL
/*
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Navicat Premium Data Transfer
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Source Server : localhost_3306
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Source Server Type : MySQL
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Source Server Version : 80011
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Source Host : localhost:3306
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Source Schema : mycourse2
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Target Server Type : MySQL
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Target Server Version : 80011
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File Encoding : 65001
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Date: 04/07/2020 22:51:41
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*/
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SET NAMES utf8mb4;
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SET FOREIGN_KEY_CHECKS = 0;
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-- ----------------------------
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-- Table structure for course
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-- ----------------------------
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DROP TABLE IF EXISTS `course`;
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CREATE TABLE `course` (
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`id` int(6) UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '课程id 自动增长',
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`code` varchar(10) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '课程邀请码 唯一',
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`name` varchar(30) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT '' COMMENT '课程名称 默认为空',
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`create_time` datetime(0) NULL DEFAULT NULL COMMENT '课程创建时间',
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PRIMARY KEY (`id`) USING BTREE,
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UNIQUE INDEX `unique_course_code`(`code`) USING BTREE COMMENT '课程邀请码 唯一索引'
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) ENGINE = InnoDB AUTO_INCREMENT = 38 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;
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-- ----------------------------
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-- Table structure for course_student
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-- ----------------------------
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DROP TABLE IF EXISTS `course_student`;
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CREATE TABLE `course_student` (
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`course_id` int(6) UNSIGNED NOT NULL COMMENT '课程id',
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`user_id` int(6) UNSIGNED NOT NULL COMMENT '学生（用户）id',
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`enter_time` datetime(0) NOT NULL COMMENT '加入时间',
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PRIMARY KEY (`course_id`, `user_id`) USING BTREE,
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INDEX `student_id`(`user_id`) USING BTREE,
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CONSTRAINT `course_student_ibfk_1` FOREIGN KEY (`course_id`) REFERENCES `course` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
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CONSTRAINT `course_student_ibfk_2` FOREIGN KEY (`user_id`) REFERENCES `user` (`id`) ON DELETE RESTRICT ON UPDATE CASCADE
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) ENGINE = InnoDB CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;
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-- ----------------------------
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-- Table structure for course_teacher
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-- ----------------------------
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DROP TABLE IF EXISTS `course_teacher`;
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CREATE TABLE `course_teacher` (
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`course_id` int(6) UNSIGNED NOT NULL COMMENT '课程Id',
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`user_id` int(6) UNSIGNED NOT NULL COMMENT '教师（用户）id',
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PRIMARY KEY (`course_id`, `user_id`) USING BTREE,
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INDEX `user_id`(`user_id`) USING BTREE,
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CONSTRAINT `course_teacher_ibfk_1` FOREIGN KEY (`course_id`) REFERENCES `course` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
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CONSTRAINT `course_teacher_ibfk_2` FOREIGN KEY (`user_id`) REFERENCES `user` (`id`) ON DELETE RESTRICT ON UPDATE CASCADE
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) ENGINE = InnoDB CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;
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-- ----------------------------
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-- Table structure for notice
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-- ----------------------------
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DROP TABLE IF EXISTS `notice`;
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CREATE TABLE `notice` (
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`id` int(10) UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '公告id 自动增长',
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`course_id` int(6) UNSIGNED NOT NULL COMMENT '课程id 外键',
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`title` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT '' COMMENT '公告标题 默认为‘’',
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`content` varchar(10000) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT '' COMMENT '公告内容 默认为\'\'',
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`writer_id` int(6) UNSIGNED NOT NULL COMMENT '公告书写写 用户id 外键',
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`create_time` datetime(0) NOT NULL ON UPDATE CURRENT_TIMESTAMP(0) COMMENT '公告发布日期',
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`update_time` datetime(0) NOT NULL COMMENT '公告更新时间',
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PRIMARY KEY (`id`) USING BTREE,
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INDEX `course_id`(`course_id`) USING BTREE,
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INDEX `notice_ibfk_1`(`writer_id`) USING BTREE,
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CONSTRAINT `notice_ibfk_1` FOREIGN KEY (`writer_id`) REFERENCES `user` (`id`) ON DELETE RESTRICT ON UPDATE CASCADE,
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CONSTRAINT `notice_ibfk_2` FOREIGN KEY (`course_id`) REFERENCES `course` (`id`) ON DELETE CASCADE ON UPDATE CASCADE
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) ENGINE = InnoDB AUTO_INCREMENT = 25 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;
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-- ----------------------------
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-- Table structure for resource
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-- ----------------------------
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DROP TABLE IF EXISTS `resource`;
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CREATE TABLE `resource` (
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`id` int(10) UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '资源id',
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`course_id` int(10) NOT NULL COMMENT '课程id',
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`file_name` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '文件名',
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`file_path` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '文件保存路径',
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`upload_time` datetime(0) NOT NULL COMMENT '上传时间',
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PRIMARY KEY (`id`) USING BTREE,
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INDEX `course_id`(`course_id`) USING BTREE COMMENT '课程id索引'
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) ENGINE = InnoDB AUTO_INCREMENT = 45 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;
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-- ----------------------------
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-- Table structure for task
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-- ----------------------------
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DROP TABLE IF EXISTS `task`;
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CREATE TABLE `task` (
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`id` int(10) UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '作业id 自动增长',
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`course_id` int(6) UNSIGNED NOT NULL COMMENT '课程id',
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`title` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT '' COMMENT '作业标题 默认为\'\'',
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`content` varchar(10000) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT '' COMMENT '作业内容 默认为\'\'',
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`deadline` datetime(0) NULL DEFAULT NULL COMMENT '作业截止日期',
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`writer_id` int(6) UNSIGNED NOT NULL COMMENT '作业布置者 用户id 外键',
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`create_time` datetime(0) NOT NULL COMMENT '作业布置日期',
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`update_time` datetime(0) NOT NULL COMMENT '更新时间',
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PRIMARY KEY (`id`) USING BTREE,
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INDEX `course_id`(`course_id`) USING BTREE,
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INDEX `task_writer`(`writer_id`) USING BTREE,
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CONSTRAINT `task_ibfk_1` FOREIGN KEY (`course_id`) REFERENCES `course` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
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CONSTRAINT `task_ibfk_2` FOREIGN KEY (`writer_id`) REFERENCES `user` (`id`) ON DELETE RESTRICT ON UPDATE CASCADE
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) ENGINE = InnoDB AUTO_INCREMENT = 22 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;
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-- ----------------------------
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-- Table structure for task_file
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-- ----------------------------
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DROP TABLE IF EXISTS `task_file`;
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CREATE TABLE `task_file` (
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`id` int(10) UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '作业',
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`task_id` int(10) NOT NULL COMMENT '作业id',
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`user_id` int(10) NOT NULL COMMENT '学生id',
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`upload_time` datetime(0) NOT NULL COMMENT '作业提交时间',
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`file_name` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '文件名',
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`file_path` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '文件路径',
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PRIMARY KEY (`id`) USING BTREE,
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INDEX `task_id`(`task_id`) USING BTREE COMMENT '作业号索引'
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) ENGINE = InnoDB AUTO_INCREMENT = 7 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;
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-- ----------------------------
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-- Table structure for user
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-- ----------------------------
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DROP TABLE IF EXISTS `user`;
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CREATE TABLE `user` (
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`id` int(10) UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '用户姓名 自动增长',
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`email` varchar(30) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '用户邮箱',
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`password` varchar(20) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '用户密码',
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`role` char(1) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT 's' COMMENT '用户角色 s-学生 t-教师 a-管理员 默认为s',
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`name` varchar(20) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT '' COMMENT '用户名字 默认为\'\'',
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`school_id` varchar(20) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT '' COMMENT '用户学号/教工号 默认为\'\'',
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`school` varchar(30) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT '' COMMENT '用户学校 默认为\'\'',
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`dept` varchar(30) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT '' COMMENT '用户院系 默认为\'\'',
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`major` varchar(30) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT '' COMMENT '用户专业 默认为\'\'',
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`class` varchar(20) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT '' COMMENT '用户班级 默认为\'\'',
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PRIMARY KEY (`id`) USING BTREE,
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UNIQUE INDEX `unique_user_email`(`email`) USING BTREE COMMENT '邮箱的唯一索引'
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) ENGINE = InnoDB AUTO_INCREMENT = 31 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;
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SET FOREIGN_KEY_CHECKS = 1;
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