oracle分组之后对须要拼接的字段进行处理，不用for循环塞进去，方便

select listagg(to_char(b.organ_name),',') WITHIN GROUP(ORDER BY TOPIC,FILE_URL,CONTENT,NAME,SEND_TIME) organName, TOPIC,FILE_URL,CONTENT,NAME,SEND_TIME,COUNT(1),COUNT(status)  from BASIC_DOCUMENT bd l

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