如何将数据与相同的密钥组合在一起

Question

如何将相同的密钥记录组合到一个密钥中 如何将此数组添加到单个键值。

 {
            2014 =         {
                categoryName = Birthday;
                firstName = b1;
                flag = 1;
                id = 13;

            };
        },
            {
            2014 =         {
                categoryName = Birthday;
                firstName = b5;
                flag = 1;
                id = 17;
};
            }
        )


any one can please help me