diff --git "a/work/com/java/minxi/java_20240524/java_2302_\350\260\242\351\224\241\351\225\277_2344310241/package-info.java" "b/work/com/java/minxi/java_20240524/java_2302_\350\260\242\351\224\241\351\225\277_2344310241/package-info.java"
new file mode 100644
index 0000000000000000000000000000000000000000..f9dbf8aec7a4a61f1a808a77e292b3ee53b86f9d
--- /dev/null
+++ "b/work/com/java/minxi/java_20240524/java_2302_\350\260\242\351\224\241\351\225\277_2344310241/package-info.java"
@@ -0,0 +1,13 @@
+package com.java.minxi.java_20240524.java_2302_谢锡长_2344310241;
+drop database if exists teacher_info;
+        create database if not exists teacher_info;
+        use teacher_info;
+        create table if not exists teacher_inf(
+        id int(11),
+        teacher_name VARCHAR(255),
+        teacher_age int(3)
+        );
+        insert into teacher_inf(id,teacher_name,teacher_age)VALUES
+        (1,'张三',35),
+        (2,'李四',26),
+        (3,'王五',55);
\ No newline at end of file
diff --git "a/work/com/java/minxi/java_20240524/java_2302_\350\260\242\351\224\241\351\225\277_2344310241/zuoye.java" "b/work/com/java/minxi/java_20240524/java_2302_\350\260\242\351\224\241\351\225\277_2344310241/zuoye.java"
new file mode 100644
index 0000000000000000000000000000000000000000..dff75b87ec685a3c5ebfb6f82eb9385e7d6c94fe
--- /dev/null
+++ "b/work/com/java/minxi/java_20240524/java_2302_\350\260\242\351\224\241\351\225\277_2344310241/zuoye.java"
@@ -0,0 +1,69 @@
+package com.java.minxi.java_20240524.java_2302_谢锡长_2344310241;
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.ResultSet;
+import java.sql.Statement;
+public class zuoye {
+    public static void main(String[] args) throws Exception {
+        Exam1();
+        Exam2();
+        Exam3();
+
+}private  static void Exam3() throws Exception{
+    String ur1="jdbc:mysql:///student?serverTimezone=Asia/Shanghai";
+    String username="root";
+    String password="123456";
+    Connection conn=DriverManager.getConnection(ur1,username,password);
+String sq1="update teacher_info set teacher_name='小严' where id=3;";
+        Statement sta=conn.createStatement();
+        int i=sta.executeUpdate(conn.nativeSQL(password));
+        if (i>0){
+            System.out.println("修改成功");
+        }else{
+            System.out.println("修改失败");
+        }
+        sta.close();
+        conn.close();
+}
+    public static  void Exam2() throws Exception{
+        String ur1="jdbc:mysql:///student?serverTimezone=Asia/Shanghai";
+        String username="root";
+        String password="123456";
+        Connection conn=DriverManager.getConnection(ur1,username,password);
+        String sql="select * from teacher_info where id=1 && teacher_age=35";
+        Statement sta= conn.createStatement();
+        ResultSet resultSet=sta.executeQuery(sql);
+        System.out.println("id为1，且年龄为35岁的用户：");
+        System.out.println("id\t\t teacher_name\t teacher_age");
+        while(resultSet.next()){
+            int id=resultSet.getInt(1);
+            String name=resultSet.getString(2);
+            int age=resultSet.getInt(3);
+            System.out.println(id+"\t\t"+name+"\t\t\t"+age);
+        }
+        System.out.println();
+        resultSet.close();
+        sta.close();
+        conn.close();
+    }
+    public static  void Exam1() throws Exception{
+        String ur1="jdbc:mysql:///student?serverTimezone=Asia/Shanghai";
+        String username="root";
+        String password="123456";
+        Connection conn=DriverManager.getConnection(ur1,username,password);
+        String sql="select * from teacher_info;";
+        Statement sta= conn.createStatement();
+        ResultSet resultSet= sta.executeQuery(sql);
+        System.out.println("所有用户信息");
+        System.out.println("id\t\t teacher_name\t teacher_age");
+        while(resultSet.next()){
+            int id=resultSet.getInt("id");
+            String name=resultSet.getString("teacher_name");
+            int age=resultSet.getInt("teacher_age");
+            System.out.println(id+"\t\t"+name+"\t\t\t"+age);
+        }
+        System.out.println();
+        resultSet.close();
+        sta.close();
+        conn.close();
+}