有一个表（consult ）中，有字段type为(2-15)(1-6)(2-11)(1-1)(1-3)(1-2)(2-12)(2-16)(0-2)(1-4)(2-14)(1-10)(2-17)(2-13)(1-7)(0-1)(1-5)
select substring_index(substring_index(type,")",i.id),'(',-1) as t from consult c,ids i where i.id < (select length(type)-length(replace(type,')','')) + 1)
其中ids表为一个只有自增id的表，用于辅助查询
