完善小程序

insurance_backend/test-nxxmdata.js

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+const { Sequelize } = require('sequelize');
+
+// 测试连接到 nxxmdata 数据库
+const sequelize = new Sequelize({
+  dialect: 'mysql',
+  host: '129.211.213.226',
+  port: 9527,
+  database: 'nxxmdata',
+  username: 'root',
+  password: 'aiotAiot123!',
+  logging: console.log,
+  pool: {
+    max: 5,
+    min: 0,
+    acquire: 30000,
+    idle: 10000
+  }
+});
+
+async function test() {
+  console.log('测试连接到 nxxmdata 数据库...');
+  
+  try {
+    await sequelize.authenticate();
+    console.log('✅ 连接 nxxmdata 数据库成功！');
+    
+    // 列出所有表
+    const [tables] = await sequelize.query('SHOW TABLES');
+    console.log('数据库中的表:', tables.length);
+    
+    // 检查是否有 users 表
+    const [userTables] = await sequelize.query("SHOW TABLES LIKE 'users'");
+    if (userTables.length > 0) {
+      console.log('✅ 找到 users 表');
+      
+      // 查询用户数据
+      const [users] = await sequelize.query('SELECT id, username, email FROM users LIMIT 5');
+      console.log('用户数据:', users);
+    } else {
+      console.log('❌ 没有找到 users 表');
+    }
+    
+    await sequelize.close();
+    process.exit(0);
+  } catch (error) {
+    console.error('❌ 连接失败:', error.message);
+    process.exit(1);
+  }
+}
+
+test();
+