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elasticsearch - Elasticsearch 中的唯一记录

转载 作者:行者123 更新时间:2023-12-03 01:20:39 25 4
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如何根据其中的属性在 flex 搜索中查找所有唯一记录。
有办法吗?

GET  questiondetails/question/_search
{
"size": 0,
"aggs" : {
"Name" : {
"terms" : {
"field" : "owner.user_id.keyword"
}
}
}
}

我尝试过这种方式..但是我希望它给所有文档,无论用户ID在整个记录中是否存在。
不管它是否也在内循环中。

有没有一种方法可以在单个查询中获得此结果,而不是在多个查询中进行。
这是我的样本记录。
{
"_index": "questiondetails",
"_type": "question",
"_id": "BOktPnABW1evGoA0CqDZ",
"_score": 1,
"_source": {
"tags": [
"android",
"kotlin"
],
"owner": {

"user_id": "10633771"
},

"reply_count": "1",

"reply": [
{
"owner": {

"user_id": "12632101",
"user_type": "registered",

}

}
]
}
}

指数
{
"questiondetails": {
"aliases": {},
"mappings": {
"question": {
"properties": {
"accepted_answer_id": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"answer_count": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"answers": {
"properties": {
"answer_id": {
"type": "long"
},
"body": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"body_markdown": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"comment_count": {
"type": "long"
},
"comments": {
"properties": {
"comment_id": {
"type": "long"
},
"creation_date": {
"type": "long"
},
"edited": {
"type": "boolean"
},
"owner": {
"properties": {
"accept_rate": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"display_name": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"link": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"profile_image": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"reputation": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"user_id": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"user_type": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
}
}
},
"post_id": {
"type": "long"
},
"reply_to_user": {
"properties": {
"display_name": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"link": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"profile_image": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"reputation": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"user_id": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"user_type": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
}
}
},
"score": {
"type": "long"
}
}
},
"creation_date": {
"type": "long"
},
"down_vote_count": {
"type": "long"
},
"is_accepted": {
"type": "boolean"
},
"last_activity_date": {
"type": "long"
},
"last_edit_date": {
"type": "long"
},
"link": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"owner": {
"properties": {
"accept_rate": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"display_name": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"link": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"profile_image": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"reputation": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"user_id": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"user_type": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
}
}
},
"question_id": {
"type": "long"
},
"score": {
"type": "long"
},
"share_link": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"title": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"up_vote_count": {
"type": "long"
}
}
},
"body": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"body_markdown": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"close_vote_count": {
"type": "long"
},
"comment_count": {
"type": "long"
},
"comments": {
"properties": {
"body": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"body_markdown": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"comment_id": {
"type": "long"
},
"creation_date": {
"type": "long"
},
"edited": {
"type": "boolean"
},
"owner": {
"properties": {
"accept_rate": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"display_name": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"link": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"profile_image": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"reputation": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"user_id": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"user_type": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
}
}
},
"post_id": {
"type": "long"
},
"reply_to_user": {
"properties": {
"accept_rate": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"display_name": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"link": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"profile_image": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"reputation": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"user_id": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"user_type": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
}
}
},
"score": {
"type": "long"
}
}
},
"creation_date": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"delete_vote_count": {
"type": "long"
},
"down_vote_count": {
"type": "long"
},
"is_answered": {
"type": "boolean"
},
"last_activity_date": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"last_edit_date": {
"type": "long"
},
"last_editor": {
"properties": {
"accept_rate": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"display_name": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"link": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"profile_image": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"reputation": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"user_id": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"user_type": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
}
}
},
"link": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"owner": {
"properties": {
"accept_rate": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"display_name": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"link": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"profile_image": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"reputation": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"user_id": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"user_type": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
}
}
},
"question_id": {
"type": "long"
},
"reopen_vote_count": {
"type": "long"
},
"score": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"share_link": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"tags": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"title": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
},
"up_vote_count": {
"type": "long"
},
"view_count": {
"type": "text",
"fields": {
"keyword": {
"type": "keyword",
"ignore_above": 256
}
}
}
}
}
},
"settings": {
"index": {
"creation_date": "1581585452123",
"number_of_shards": "5",
"number_of_replicas": "1",
"uuid": "_nvo_G7ZRvqMIwLmddUXPw",
"version": {
"created": "6020399"
},
"provided_name": "questiondetails"
}
}
}
}

最佳答案

您可以使用scripted terms aggregation实现所需的功能,如下所示:

POST questions/_search
{
"size": 0,
"aggs": {
"ids": {
"terms": {
"script": "[doc['owner.user_id.keyword'].value, doc['reply.owner.user_id.keyword'].value]",
"size": 10
}
}
}
}

关于elasticsearch - Elasticsearch 中的唯一记录,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/60313106/

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