import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; public class CheckProjectNames { public static void main(String[] args) { String url = "jdbc:dm://192.168.0.145:30236?charset=utf8&useUnicode=true&characterEncoding=utf8"; String username = "WATERSHED"; String password = "WaterShed./1224"; try { Class.forName("dm.jdbc.driver.DmDriver"); Connection connection = DriverManager.getConnection(url, username, password); // 查询所有项目名称 String sql = "SELECT project_id, project_name FROM PROJECT"; PreparedStatement stmt = connection.prepareStatement(sql); ResultSet rs = stmt.executeQuery(); System.out.println("数据库中的项目名称:"); while (rs.next()) { Long projectId = rs.getLong("project_id"); String projectName = rs.getString("project_name"); System.out.println("项目ID: " + projectId + ", 项目名称: " + projectName); } rs.close(); stmt.close(); connection.close(); } catch (Exception e) { e.printStackTrace(); } } }