-- ----------------------------
-- 课程章节表
-- ----------------------------
drop table if exists `train_exam`.`ex_course_chapter`;
CREATE TABLE `train_exam`.`ex_course_chapter`  (
`id` bigint(20) UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '主键' ,
`status` tinyint NOT NULL DEFAULT 0 COMMENT '账号状态(0正常，1停用，默认0)',
`sort` int NOT NULL DEFAULT 1 COMMENT '排序',
`course_id` bigint(20) NOT NULL COMMENT '课程ID',
`name` varchar(50)  NOT NULL  COMMENT '章节名称',
`company_id` bigint(20) NULL COMMENT '提交公司id',
`create_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`create_by` varchar(50) NULL DEFAULT NULL COMMENT '创建人',
`update_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
`update_by` varchar(50) NULL DEFAULT NULL COMMENT '更新人',
`remark` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL DEFAULT NULL COMMENT '备注',
`version` int NULL DEFAULT 0 COMMENT '乐观锁',
PRIMARY KEY (`id`) USING BTREE
) ENGINE = InnoDB CHARACTER SET = utf8mb4 COLLATE = utf8mb4_general_ci COMMENT = '课程章节表' ROW_FORMAT = DYNAMIC;