From 689ab4366e482a81d88b424a95d5ce5f762100ea Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=BC=A0=E5=BE=B7=E5=BA=B7?= <1669327472@qq.com>
Date: Tue, 23 May 2023 22:05:49 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BD=9C=E4=B8=9A?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../20230522 \344\275\234\344\270\232.md"     | 37 +++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 "13 \345\274\240\345\276\267\345\272\267/20230522 \344\275\234\344\270\232.md"

diff --git "a/13 \345\274\240\345\276\267\345\272\267/20230522 \344\275\234\344\270\232.md" "b/13 \345\274\240\345\276\267\345\272\267/20230522 \344\275\234\344\270\232.md"
new file mode 100644
index 0000000..4320fac
--- /dev/null
+++ "b/13 \345\274\240\345\276\267\345\272\267/20230522 \344\275\234\344\270\232.md"	
@@ -0,0 +1,37 @@
+```java
+import jakarta.servlet.ServletException;
+import jakarta.servlet.http.HttpServlet;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.sql.*;
+
+
+public class Student extends HttpServlet {
+    @Override
+    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+        resp.setContentType("text/html;charset=utf-8");
+        resp.setCharacterEncoding("utf-8");
+        try {
+            Class.forName("com.mysql.jdbc.Driver");
+            Connection conn = DriverManager.getConnection("jdbc://mysql/localhost/3306/student_db?useSSL=false&useUnicode=true&characterEncoding=utf8", "root", "root");
+            String sql="insert into student values (4,'唐','女')";
+        int i = stmt.executeUpdate(sql);
+        if (i>0){
+            System.out.println("成功添加");
+        }else{
+            System.out.println("失败");
+        } catch (SQLException e) {
+            throw new RuntimeException(e);
+        } catch (ClassNotFoundException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Override
+    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+        super.doPost(req, resp);
+    }
+}
+```
+
-- 
Gitee