文件1 { “accountId”:“测试”, “documentType”:“config1”, “name”:“TestName”, “url”:“http://foo” “date”:“2015-08-26T20:27:10.7204029Z” }
文件2 { “accountId”:“测试”, “documentType”:“config2”, “area”:“testArea”, }
预期输出为单个文档: { “accountId”:“测试”, “documentType”:“config”, “name”:“TestName”, “area”:“testArea” }