描述： 获取临近的两条数据 例如 id=3 那么获取到的数据应是id<3,id=3，id>3 这样三条数据

例如下列表格数据 获取id=2的数据时 应查询出来的是id=1,id=2，id=3的这三条数据的集合

SELECT t1.ID,  t2.ID AS next_id,t2.title AS nextTitle, t3.ID AS prev_id,t3.title AS prevTitle
FROM tableName AS t1
LEFT JOIN tableName  AS t2 ON t1.ID + 1 = t2.ID
LEFT JOIN tableName  AS t3 ON t1.ID - 1 = t3.ID
WHERE t1.ID = 2;

查询到的结果应为