diff --git a/jiudianmanage.sql b/jiudianmanage.sql
index 308ff2e..32723d7 100644
--- a/jiudianmanage.sql
+++ b/jiudianmanage.sql
@@ -15,35 +15,35 @@
 */
 
 SET NAMES utf8mb4;
-SET FOREIGN_KEY_CHECKS = 0;
+SET FOREIGN_KEY_CHECKS = 0;--临时禁用外键约束检查，便于删除和重建表
 
 -- ----------------------------
 -- Table structure for config
 -- ----------------------------
 DROP TABLE IF EXISTS `config`;
 CREATE TABLE `config`  (
-  `id` int NOT NULL,
-  `managesalary` double(10, 2) NULL DEFAULT NULL,
-  `staffsalary` double(10, 2) NULL DEFAULT NULL,
-  `cleanerssalary` double(10, 2) NULL DEFAULT NULL,
-  `manage` double(10, 2) NULL DEFAULT NULL,
-  `staff` double(10, 2) NULL DEFAULT NULL,
-  `cleaner` double(10, 2) NULL DEFAULT NULL,
-  `totalmoney` double(10, 2) NULL DEFAULT NULL,
-  `totalroom` double(10, 2) NULL DEFAULT NULL,
-  PRIMARY KEY (`id`) USING BTREE
+  `id` int NOT NULL,-- 配置ID，主键，整数类型
+  `managesalary` double(10, 2) NULL DEFAULT NULL,--经理工资，双精度浮点数，最多10位，2位小数
+  `staffsalary` double(10, 2) NULL DEFAULT NULL,--员工工资，同上
+  `cleanerssalary` double(10, 2) NULL DEFAULT NULL,--清洁员工资，同上
+  `manage` double(10, 2) NULL DEFAULT NULL,--经理数量，同上
+  `staff` double(10, 2) NULL DEFAULT NULL,--员工数量，同上
+  `cleaner` double(10, 2) NULL DEFAULT NULL,--清洁员数量，同上
+  `totalmoney` double(10, 2) NULL DEFAULT NULL,-- 总金额，同上
+  `totalroom` double(10, 2) NULL DEFAULT NULL, --总客房数，同上
+  PRIMARY KEY (`id`) USING BTREE--指定索引使用的数据结构
 ) ENGINE = InnoDB CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;
-
+--使用InnoDB存储引擎，支持事务，字符集为utf8，动态行格式，优化存储
 -- ----------------------------
 -- Table structure for order
 -- ----------------------------
 DROP TABLE IF EXISTS `order`;
 CREATE TABLE `order`  (
-  `orderid` int NOT NULL,
-  `householdname` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
-  `ID` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
-  `starttime` datetime NULL DEFAULT NULL,
-  `endtime` datetime NULL DEFAULT NULL,
+  `orderid` int NOT NULL,--订单ID，主键，整数类型
+  `householdname` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,--住户姓名，可变长度字符串，最多255字符
+  `ID` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,--身份证号，同上
+  `starttime` datetime NULL DEFAULT NULL,--创建一个名为starttime的字段，类型为datetime，允许为空，且默认值为NULL。
+  `endtime` datetime NULL DEFAULT NULL,--创建一个名为endtime的字段，类型为datetime，允许为空，且默认值为NULL。
   `money` double NULL DEFAULT NULL,
   `state` int NULL DEFAULT NULL,
   `roomid` int NULL DEFAULT NULL,
@@ -74,7 +74,7 @@ CREATE TABLE `user`  (
   `password` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
   `username` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
   `age` int NULL DEFAULT NULL,
-  `power` int NULL DEFAULT NULL,
+  `power` int NULL DEFAULT NULL,--权限等级，整数类型
   `IDnumber` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
   `money` double NULL DEFAULT NULL,
   `photoUrl` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
@@ -82,4 +82,4 @@ CREATE TABLE `user`  (
   PRIMARY KEY (`userid`) USING BTREE
 ) ENGINE = InnoDB CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;
 
-SET FOREIGN_KEY_CHECKS = 1;
+SET FOREIGN_KEY_CHECKS = 1;--重新启用外键约束检查，确保数据完整性。