完整實現詳細答題結果

scripts/test-db-connection.js

@@ -0,0 +1,53 @@
+const { executeQuery } = require('../lib/database/connection');
+
+async function testDbConnection() {
+  console.log('🔍 測試資料庫連接和表結構');
+  console.log('==============================');
+
+  try {
+    // 測試基本連接
+    console.log('1. 測試基本連接...');
+    const testQuery = await executeQuery('SELECT 1 as test');
+    console.log('✅ 資料庫連接成功:', testQuery);
+
+    // 檢查所有表
+    console.log('\n2. 檢查所有表...');
+    const tables = await executeQuery('SHOW TABLES');
+    console.log('📋 所有表:', tables.map(t => Object.values(t)[0]));
+
+    // 檢查 logic_test_answers 表是否存在
+    console.log('\n3. 檢查 logic_test_answers 表...');
+    const tableExists = await executeQuery(`
+      SELECT COUNT(*) as count 
+      FROM information_schema.tables 
+      WHERE table_schema = DATABASE() 
+      AND table_name = 'logic_test_answers'
+    `);
+    console.log('logic_test_answers 表存在:', tableExists[0].count > 0);
+
+    // 檢查表結構
+    console.log('\n4. 檢查 logic_test_answers 表結構...');
+    const tableStructure = await executeQuery('DESCRIBE logic_test_answers');
+    console.log('📋 表結構:', tableStructure);
+
+    // 檢查資料數量
+    console.log('\n5. 檢查資料數量...');
+    const count = await executeQuery('SELECT COUNT(*) as count FROM logic_test_answers');
+    console.log('📊 logic_test_answers 資料數量:', count[0].count);
+
+    // 檢查前幾筆資料
+    if (count[0].count > 0) {
+      console.log('\n6. 檢查前 3 筆資料...');
+      const sampleData = await executeQuery('SELECT * FROM logic_test_answers LIMIT 3');
+      console.log('📋 範例資料:', sampleData);
+    }
+
+  } catch (error) {
+    console.error('❌ 測試失敗:', error.message);
+    console.error('錯誤詳情:', error);
+  }
+
+  console.log('==============================\n');
+}
+
+testDbConnection();