鍦↗ava涓繛鎺?span class="in-link" data-id="59">鏁版嵁搴?/span>骞跺疄鐜板鍒犳敼鏌ュ姛鑳介€氬父闇€瑕佷娇鐢↗DBC锛圝ava Database Connectivity锛夋妧鏈€備互涓嬫槸涓€涓畝鍗曠殑绀轰緥婕旂ず濡備綍杩炴帴鏁版嵁搴撳苟瀹炵幇澧炲垹鏀规煡鍔熻兘锛?/p>

1銆佸鍏ュ繀瑕佺殑鍖咃細

```java

import java.sql.Connection;

import java.sql.DriverManager;

import java.sql.PreparedStatement;

import java.sql.ResultSet;

import java.sql.SQLException;

```

2銆佸缓绔嬫暟鎹簱杩炴帴锛?/p>

```java

String url = "jdbc:mysql://localhost:3306/mydatabase";

String username = "root";

String password = "password";

Connection conn = DriverManager.getConnection(url, username, password);

```

3銆佸疄鐜版煡璇㈠姛鑳斤細

```java

String query = "SELECT * FROM mytable";

PreparedStatement statement = conn.prepareStatement(query);

ResultSet result = statement.executeQuery();

while (result.next()) {

// 澶勭悊缁撴灉闆?/p>

}

```

4銆佸疄鐜版彃鍏ュ姛鑳斤細

```java

String insertQuery = "INSERT INTO mytable (column1, column2) VALUES (?, ?)";

PreparedStatement insertStatement = conn.prepareStatement(insertQuery);

insertStatement.setString(1, "value1");

insertStatement.setString(2, "value2");

insertStatement.executeUpdate();

```

5銆佸疄鐜版洿鏂板姛鑳斤細

```java

String updateQuery = "UPDATE mytable SET column1 = ? WHERE column2 = ?";

PreparedStatement updateStatement = conn.prepareStatement(updateQuery);

updateStatement.setString(1, "new value");

updateStatement.setString(2, "target value");

updateStatement.executeUpdate();

```

6銆佸疄鐜板垹闄ゅ姛鑳斤細

```java

String deleteQuery = "DELETE FROM mytable WHERE column = ?";

PreparedStatement deleteStatement = conn.prepareStatement(deleteQuery);

deleteStatement.setString(1, "target value");

deleteStatement.executeUpdate();

```

浠ヤ笂鏄竴涓畝鍗曠殑绀轰緥锛屽疄闄呮儏鍐典腑鍙兘闇€瑕佹牴鎹叿浣撻渶姹傝繘琛屾洿澶嶆潅鐨勬搷浣溿€傚悓鏃讹紝涓轰簡淇濊瘉浠ｇ爜鐨勫仴澹€у拰瀹夊叏鎬э紝閫氬父闇€瑕佹坊鍔犲紓甯稿鐞嗐€佽繛鎺ョ鐞嗙瓑鍔熻兘銆?/p>