const db = require('./db-sqlite');

// 检查customers表结构
db.query('PRAGMA table_info(customers)').then(result => {
  console.log('customers表结构:', result.rows);
  
  // 检查suppliers表结构
  return db.query('PRAGMA table_info(suppliers)');
}).then(result => {
  console.log('suppliers表结构:', result.rows);
  
  // 检查subcontractors表结构
  return db.query('PRAGMA table_info(subcontractors)');
}).then(result => {
  console.log('subcontractors表结构:', result.rows);
  
  process.exit(0);
}).catch(error => {
  console.error('查询失败:', error);
  process.exit(1);
});