安卓jdbc连接mysql数据库

dependencies {
    implementation 'mysql:mysql-connector-java:8.0.26'
}

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

public class DatabaseConnector {
    private static final String URL = "jdbc:mysql://your_host:3306/your_database";
    private static final String USER = "your_username";
    private static final String PASSWORD = "your_password";

    public static Connection getConnection() throws SQLException {
        return DriverManager.getConnection(URL, USER, PASSWORD);
    }
}

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

public class DatabaseQuery {
    public static void main(String[] args) {
        try (Connection connection = DatabaseConnector.getConnection();
             Statement statement = connection.createStatement();
             ResultSet resultSet = statement.executeQuery("SELECT * FROM your_table")) {

            while (resultSet.next()) {
                // 处理结果集
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}