我正在使用 Elasticsearch 桶聚合。我有一组文档,每个文档都有一个类别字段,该字段是一个数组。我需要获取每个类别的计数以及搜索结果。但目前,我得到的 doc_count 是错误的。
这是我的聚合查询:
{
"aggs" : {
"category" : {
"terms" : {
"field" : "category.keyword"
}
}
}
以下是我获取的错误 doc_count 的结果。
{
"took": 1,
"timed_out": false,
"_shards": {
"total": 1,
"successful": 1,
"skipped": 0,
"failed": 0
},
"hits": {
"total": {
"value": 112,
"relation": "eq"
},
"max_score": 1.0,
"hits": [
{
"_index": "pages",
"_type": "_doc",
"_id": "ljrbn3ABGDJu_xG-W2Mm",
"_score": 1.0,
"_source": {
"title": "testing code.",
"location_en": "Europe",
"location_fr": "Europe-Fr",
"start_date": "2020-03-03 10:05:17",
"end_date": "2020-03-13 10:05:17",
"category": [
"job",
"university",
"europe",
"researcher",
"law"
]
}
},
{
"_index": "pages",
"_type": "_doc",
"_id": "lzrbn3ABGDJu_xG-W2PX",
"_score": 1.0,
"_source": {
"title": "Test",
"slug": "Test",
"location_en": "Asia",
"location_fr": "Asia-Fr",
"start_date": "2020-03-03 10:05:18",
"end_date": "2020-03-13 10:05:18",
"category": [
"job",
"uppsala-university",
"asia",
"PhD",
"history"
]
}
},
{
"_index": "pages",
"_type": "_doc",
"_id": "mDrbn3ABGDJu_xG-W2Pl",
"_score": 1.0,
"_source": {
"title": "Test",
"slug": "Test",
"location_en": "Europe",
"location_fr": "Europe-Fr",
"start_date": "2020-03-03 10:05:18",
"end_date": "2020-03-13 10:05:18",
"category": [
"job",
"university",
"europe",
"researcher",
"law"
]
}
},
{
"_index": "pages",
"_type": "_doc",
"_id": "mTrbn3ABGDJu_xG-XGOO",
"_score": 1.0,
"_source": {
"title": "Test",
"slug": "Test",
"location_en": "Asia",
"location_fr": "Asia-Fr",
"start_date": "2020-03-03 10:05:18",
"end_date": "2020-03-13 10:05:18",
"category": [
"job",
"university",
"asia",
"PhD",
"history"
]
}
},
{
"_index": "pages",
"_type": "_doc",
"_id": "mjrbn3ABGDJu_xG-XGOb",
"_score": 1.0,
"_source": {
"title": "testing world",
"location_en": "Europe",
"location_fr": "Europe-Fr",
"start_date": "2020-03-03 10:05:18",
"end_date": "2020-03-13 10:05:18",
"category": [
"job",
"university",
"europe",
"researcher",
"law"
]
}
},
{
"_index": "pages",
"_type": "_doc",
"_id": "mzrbn3ABGDJu_xG-XWNG",
"_score": 1.0,
"_source": {
"title": "hello",
"slug": "Helloo",
"short_description_en": "Helloo",
"location_en": "Asia",
"location_fr": "Asia-Fr",
"start_date": "2020-03-03 10:05:18",
"end_date": "2020-03-13 10:05:18",
"category": [
"job",
"university",
"asia",
"PhD",
"history"
]
}
},
{
"_index": "pages",
"_type": "_doc",
"_id": "nDrbn3ABGDJu_xG-XWNU",
"_score": 1.0,
"_source": {
"title": "Hello",
"slug": "helloo",
"short_description_en": "hello worldf",
"location_en": "Europe",
"location_fr": "Europe-Fr",
"start_date": "2020-03-03 10:05:18",
"end_date": "2020-03-13 10:05:18",
"category": [
"job",
"university",
"europe",
"researcher",
"law"
]
}
},
{
"_index": "pages",
"_type": "_doc",
"_id": "nTrbn3ABGDJu_xG-XmMF",
"_score": 1.0,
"_source": {
"title": "Test",
"slug": "test",
"short_description_en": "Test",
"location_en": "Asia",
"location_fr": "Asia-Fr",
"start_date": "2020-03-03 10:05:18",
"end_date": "2020-03-13 10:05:18",
"category": [
"job",
"university",
"asia",
"PhD",
"history"
]
}
},
{
"_index": "pages",
"_type": "_doc",
"_id": "njrbn3ABGDJu_xG-XmMS",
"_score": 1.0,
"_source": {
"title": "Test",
"slug": "test",
"short_description_en": "Test",
"location_en": "Europe",
"location_fr": "Europe-Fr",
"start_date": "2020-03-03 10:05:18",
"end_date": "2020-03-13 10:05:18",
"category": [
"job",
"university",
"europe",
"researcher",
"law"
]
}
},
{
"_index": "pages",
"_type": "_doc",
"_id": "nzrbn3ABGDJu_xG-XmPZ",
"_score": 1.0,
"_source": {
"title": "Researcher position in accelerator mass spectrometry (AMS)",
"slug": "researcher-position-in-accelerator-mass-spectrometry-ams",
"short_description_en": "Uppsala University is a comprehensive research-intensive university with a strong international standing. Our mission is to pursue top-quality research and education and to interact constructively with society. Our most important assets are all the individuals whose curiosity and...",
"location_en": "Asia",
"location_fr": "Asia-Fr",
"start_date": "2020-03-03 10:05:18",
"end_date": "2020-03-13 10:05:18",
"category": [
"job",
"university",
"asia",
"PhD",
"history"
]
}
}
]
},
"aggregations": {
"category": {
"doc_count_error_upper_bound": 0,
"sum_other_doc_count": 0,
"buckets": [
{
"key": "job",
"doc_count": 112
},
{
"key": "university",
"doc_count": 112
},
{
"key": "PhD",
"doc_count": 56
},
{
"key": "asia",
"doc_count": 56
},
{
"key": "europe",
"doc_count": 56
},
{
"key": "history",
"doc_count": 56
},
{
"key": "law",
"doc_count": 56
},
{
"key": "researcher",
"doc_count": 56
}
]
}
}
] ] 1 => array:1 [▼ "map" => array:10 [▼ 386 => 26 ] ] 2 => array:1 [▼ "map" => array:10 [▼ 386 => 16 ] ] 3 => array:1 [▼ "map" => array:10 [▼ 386 => 16 ] ] 4 => array:1 [▼ "map" => array:10 [▼ 386 => 17 ]]
- Arjun Sankar