select a.*,(a.startTime+‘|‘+a.endTime) as states from OA_Vote_Subject as a where 1=1
拼接后的states为 2016-02-02 00:00:00|2016-02-29 00:00:00
sql查询结果直接拼接
原文：http://www.cnblogs.com/Zpyboke/p/5228190.html
