鍦↗ava涓紝鍙互閫氳繃浠ヤ笅姝ラ浣跨敤`executeQuery`鏂规硶锛?br/>1. 瀵煎叆`java.sql`鍖呬腑鐨勭浉鍏崇被锛屽`Connection`銆乣Statement`鍜宍ResultSet`銆?br/>2. 寤虹珛涓庢暟鎹簱鐨勮繛鎺ワ紝鍒涘缓涓€涓猔Connection`瀵硅薄銆傚彲浠ヤ娇鐢╜DriverManager.getConnection`鏂规硶鏉ヨ幏鍙栬繛鎺ャ€?br/>3. 鍒涘缓涓€涓猔Statement`瀵硅薄锛屽彲浠ヤ娇鐢╜Connection.createStatement`鏂规硶鏉ュ垱寤恒€?br/>4. 浣跨敤`Statement.executeQuery`鏂规硶鎵цSQL鏌ヨ璇彞锛屽苟灏嗙粨鏋滃瓨鍌ㄥ湪涓€涓猔ResultSet`瀵硅薄涓€?br/>5. 浣跨敤`ResultSet`瀵硅薄鐨勬柟娉曪紝濡俙next`銆乣getString`銆乣getInt`绛夋潵鑾峰彇鏌ヨ缁撴灉銆?br/>涓嬮潰鏄竴涓畝鍗曠殑绀轰緥浠ｇ爜锛屽睍绀轰簡濡備綍浣跨敤`executeQuery`鏂规硶鎵цSQL鏌ヨ璇彞骞惰幏鍙栫粨鏋滐細
```java
import java.sql.*;

public class Example {
   public static void main(String[] args) {
       try {
           // 寤虹珛涓庢暟鎹簱鐨勮繛鎺?br/>            Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/mydatabase", "username", "password");

           // 鍒涘缓Statement瀵硅薄
           Statement statement = connection.createStatement();

           // 鎵цSQL鏌ヨ璇彞
           String sql = "SELECT * FROM mytable";
           ResultSet resultSet = statement.executeQuery(sql);

           // 澶勭悊鏌ヨ缁撴灉
           while (resultSet.next()) {
               int id = resultSet.getInt("id");
               String name = resultSet.getString("name");
               System.out.println("ID: " + id + ", Name: " + name);
           }

           // 鍏抽棴杩炴帴鍜岀浉鍏宠祫婧?br/>            resultSet.close();
           statement.close();
           connection.close();
       } catch (SQLException e) {
           e.printStackTrace();
       }
   }
}
```
璇锋敞鎰忥紝涓婅堪浠ｇ爜涓殑鏁版嵁搴撹繛鎺ヤ俊鎭簲鏍规嵁瀹為檯鎯呭喌杩涜淇敼锛屽寘鎷琔RL銆佺敤鎴峰悕鍜屽瘑鐮併€傚彟澶栵紝杩橀渶瑕佺‘淇濆凡缁忓鍏ヤ簡鐩稿簲鐨凧DBC椹卞姩绋嬪簭銆?/p>