java调用mysql存储过程实例

import java.sql.*;

public class CallStoredProcedureExample {
    public static void main(String[] args) {
        String url = "jdbc:mysql://localhost:3306/mydatabase";
        String user = "username";
        String password = "password";

        try (Connection conn = DriverManager.getConnection(url, user, password)) {
            // 调用存储过程
            CallableStatement cstmt = conn.prepareCall("{call my_procedure(?, ?)}");
            cstmt.setString(1, "inputParameter");
            cstmt.registerOutParameter(2, Types.VARCHAR);

            // 执行存储过程
            cstmt.execute();

            // 获取输出参数
            String output = cstmt.getString(2);
            System.out.println("Output: " + output);

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