diff --git a/homework7/.idea/dataSources.xml b/homework7/.idea/dataSources.xml
new file mode 100644
index 0000000..cb704e0
--- /dev/null
+++ b/homework7/.idea/dataSources.xml
@@ -0,0 +1,18 @@
+
+
+
+
+ mysql.8
+ true
+ com.mysql.cj.jdbc.Driver
+ jdbc:mysql://msksbr.com:3306
+
+
+
+
+
+
+ $ProjectFileDir$
+
+
+
\ No newline at end of file
diff --git a/homework7/.idea/dictionaries/project.xml b/homework7/.idea/dictionaries/project.xml
new file mode 100644
index 0000000..531ae63
--- /dev/null
+++ b/homework7/.idea/dictionaries/project.xml
@@ -0,0 +1,7 @@
+
+
+
+ msksbr
+
+
+
\ No newline at end of file
diff --git a/homework7/.idea/sqldialects.xml b/homework7/.idea/sqldialects.xml
new file mode 100644
index 0000000..c280be9
--- /dev/null
+++ b/homework7/.idea/sqldialects.xml
@@ -0,0 +1,7 @@
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/homework7/sql/User.sql b/homework7/sql/User.sql
new file mode 100644
index 0000000..438b1eb
--- /dev/null
+++ b/homework7/sql/User.sql
@@ -0,0 +1,14 @@
+USE `msksbr.homework7`;
+CREATE TABLE User
+(
+ id INT PRIMARY KEY,
+ username VARCHAR(255) NOT NULL,
+ password VARCHAR(255) NOT NULL,
+ email VARCHAR(255),
+ birthday DATE
+);
+
+INSERT INTO User (id, username, password, email, birthday)
+VALUES (1000, "msksbr", "password", "gugugulaocuchen@gmail.com", "2005-05-05"),
+ (1001, "xor3301", "password", "zzmark437@gmail.com", "2005-01-01"),
+ (1002, "anzai", "password", "b.an@sleepbed.top", "2003-01-01");
\ No newline at end of file
diff --git a/homework7/src/main/java/com/msksbr/homework7/dao/UsersDao.java b/homework7/src/main/java/com/msksbr/homework7/dao/UsersDao.java
new file mode 100644
index 0000000..30e5213
--- /dev/null
+++ b/homework7/src/main/java/com/msksbr/homework7/dao/UsersDao.java
@@ -0,0 +1,53 @@
+/*
+ * @name: UsersDao.java
+ * @author: msksbr
+ * @date: 2025-05-26
+ * @version: 1.0
+ * @description: UsersDao class for homework 7
+ */
+package com.msksbr.homework7.dao;
+
+import com.msksbr.homework7.domain.User;
+import com.msksbr.homework7.util.JDBCUtils;
+
+import java.sql.ResultSet;
+
+public class UsersDao {
+ private final JDBCUtils jdbcUtils = new JDBCUtils();
+ private User user = new User();
+
+ public void addUser(User user) {
+ this.user = user;
+ String sql = "INSERT INTO users (username, password, email, birthday) VALUES ('" + user.getUsername() + "', '" + user.getPassword() + "', '" + user.getEmail() + "', '" + user.getBirthday() + "')";
+ jdbcUtils.runQuery(sql);
+ }
+
+ public void deleteUser(int id) {
+ String sql = "DELETE FROM users WHERE id = " + id;
+ jdbcUtils.runQuery(sql);
+ }
+
+ public void updateUser(User user) {
+ this.user = user;
+ String sql = "UPDATE users SET username = '" + user.getUsername() + "', password = '" + user.getPassword() + "', email = '" + user.getEmail() + "', birthday = '" + user.getBirthday() + "' WHERE id = " + user.getId();
+ jdbcUtils.runQuery(sql);
+ }
+
+ public User findUserById(int id) {
+ String sql = "SELECT * FROM users WHERE id = " + id;
+ ResultSet rs = jdbcUtils.runQuery(sql);
+ try {
+ if (rs.next()) {
+ user.setId(rs.getInt("id"));
+ user.setUsername(rs.getString("username"));
+ user.setPassword(rs.getString("password"));
+ user.setEmail(rs.getString("email"));
+ user.setBirthday(rs.getDate("birthday"));
+ }
+ return user;
+ } catch (Exception e) {
+ e.printStackTrace();
+ return null;
+ }
+ }
+}
diff --git a/homework7/src/main/java/com/msksbr/homework7/util/JDBCUtils.java b/homework7/src/main/java/com/msksbr/homework7/util/JDBCUtils.java
index e948a47..cc2fc7c 100644
--- a/homework7/src/main/java/com/msksbr/homework7/util/JDBCUtils.java
+++ b/homework7/src/main/java/com/msksbr/homework7/util/JDBCUtils.java
@@ -2,7 +2,7 @@
* @name: JDBCUtils.java
* @author: msksbr
* @date: 2025-05-26
- * @version: 1.0
+ * @version: 1.0f: fix yaml file load issue
* @description: JDBCUtils class for homework 7
*/
package com.msksbr.homework7.util;
diff --git a/test/jdbc/src/sql/jdbc.sql b/test/jdbc/src/sql/jdbc.sql
deleted file mode 100644
index 4092fd3..0000000
--- a/test/jdbc/src/sql/jdbc.sql
+++ /dev/null
@@ -1,71 +0,0 @@
-CREATE TABLE users (
- id INT PRIMARY KEY AUTO_INCREMENT,
- NAME VARCHAR(40),
- PASSWORD VARCHAR(40),
- email VARCHAR(60),
- birthday DATE
-) CHARACTER SET utf8 COLLATE utf8_general_ci;
-
-INSERT INTO
- users (
- NAME,
- PASSWORD,
- email,
- birthday
- )
-VALUES (
- 'zs',
- '123456',
- 'zs@sina.com',
- '1980-12-04'
- );
-
-INSERT INTO
- users (
- NAME,
- PASSWORD,
- email,
- birthday
- )
-VALUES (
- 'lisi',
- '123456',
- 'lisi@sina.com',
- '1981-12-04'
- );
-
-INSERT INTO
- users (
- NAME,
- PASSWORD,
- email,
- birthday
- )
-VALUES (
- 'wangwu',
- '123456',
- 'wangwu@sina.com',
- '1979-12-04'
- );
-
-CREATE TABLE tb_user (
- id INT NOT NULL PRIMARY KEY AUTO_INCREMENT, -- id主键
- username VARCHAR(40) NOT NULL, -- 账户名称，设置不为空
- PASSWORD VARCHAR(40) NOT NULL, -- 密码，设置不为空
- NAME VARCHAR(40) DEFAULT NULL, -- 用户真实姓名，默认为空
- gender VARCHAR(20) DEFAULT NULL, -- 用户性别，默认为空
- phonenumber VARCHAR(30) DEFAULT NULL, -- 用户手机号码，默认为空
- identitycode VARCHAR(30) DEFAULT NULL -- 用户身份证号码，默认为空
-);
-
-INSERT INTO
- tb_user
-VALUES (
- 1,
- '张三',
- '123',
- '张三',
- 'male',
- '13888888888',
- '110202107075023'
- );
\ No newline at end of file