测试样例数据
{ "size" : 0, "query" : { "bool" : { "must" : { "bool" : { "must" : { "bool" : { "must" : { "match" : { "cankwxzwtm" : { "query" : "丹参", "type" : "phrase" } } } } } } } } }, "aggregations" : { "group_docid" : { "terms" : { "field" : "docid.raw", "size" : 1000 }, "aggregations" : { "maxid" : { "max" : { "field" : "longId" } } } } } }
测试结果数据 { "took": 3, "timed_out": false, "_shards": { "total": 3, "successful": 3, "failed": 0 }, "hits": { "total": 24, "max_score": 0, "hits": [] }, "aggregations": { "group_docid": { "doc_count_error_upper_bound": 0, "sum_other_doc_count": 0, "buckets": [ { "key": "995922987708317699", "doc_count": 4, "maxid": { "value": 995922987708317700 } }, { "key": "995922987708317703", "doc_count": 2, "maxid": { "value": 995922987708317700 } }, { "key": "995922987708317708", "doc_count": 2, "maxid": { "value": 995922987708317700 } }, { "key": "995922987712512006", "doc_count": 2, "maxid": { "value": 995922987712512000 } }, { "key": "995922987712512012", "doc_count": 2, "maxid": { "value": 995922987712512000 } }, { "key": "995922987704123392", "doc_count": 1, "maxid": { "value": 995922987704123390 } }, { "key": "995922987708317700", "doc_count": 1, "maxid": { "value": 995922987708317700 } }, { "key": "995922987708317701", "doc_count": 1, "maxid": { "value": 995922987708317700 } }, { "key": "995922987708317704", "doc_count": 1, "maxid": { "value": 995922987708317700 } }, { "key": "995922987708317705", "doc_count": 1, "maxid": { "value": 995922987708317700 } }, { "key": "995922987708317706", "doc_count": 1, "maxid": { "value": 995922987708317700 } }, { "key": "995922987708317709", "doc_count": 1, "maxid": { "value": 995922987708317700 } }, { "key": "995922987712512002", "doc_count": 1, "maxid": { "value": 995922987712512000 } }, { "key": "995922987712512007", "doc_count": 1, "maxid": { "value": 995922987712512000 } }, { "key": "995922987712512009", "doc_count": 1, "maxid": { "value": 995922987712512000 } }, { "key": "995922987712512010", "doc_count": 1, "maxid": { "value": 995922987712512000 } }, { "key": "995922987712512011", "doc_count": 1, "maxid": { "value": 995922987712512000 } } ] } } }
总结:maxid.value的值精度已经损失,没去官网深究原因,用terms替换max方法,得出所有id值,手动筛选值。