jeesns导入数据库

import java.sql.*;

public class DatabaseImporter {
    public static void main(String[] args) {
        String url = "jdbc:mysql://localhost:3306/source_db";
        String user = "user";
        String password = "password";
        String targetUrl = "jdbc:mysql://localhost:3306/target_db";
        String targetUser = "user";
        String targetPassword = "password";

        try (Connection sourceConn = DriverManager.getConnection(url, user, password);
             Connection targetConn = DriverManager.getConnection(targetUrl, targetUser, targetPassword)) {

            // 导出数据
            exportData(sourceConn);

            // 导入数据
            importData(targetConn);

        } catch (SQLException e) {
            e.printStackTrace();
        }
    }

    private static void exportData(Connection conn) throws SQLException {
        // 实现数据导出逻辑
    }

    private static void importData(Connection conn) throws SQLException {
        // 实现数据导入逻辑
    }
}