[英]Elasticsearch ignores query string
I am using Elasticsearch to query jobs in my database. 我正在使用Elasticsearch查询数据库中的作业。 Below is the query that I am using.
下面是我正在使用的查询。
The query should ask for the following : 该查询应要求以下内容:
-Query matches text, name or description -查询匹配文本,名称或描述
-Job must contain all of the given categories and segments -工作必须包含所有给定的类别和细分
However the problem that i'm having, is that when i give a query, and add segments and categories. 但是,我遇到的问题是当我进行查询并添加细分和类别时。 The query is ignored appearantly, and the request returns ALL jobs with the given segments and categories.
该查询被表面上忽略,并且该请求返回具有给定细分和类别的所有作业。
{
"index": "jobs",
"type": "job",
"body": {
"query": {
"filtered": {
"query": {
"bool": {
"must": [
{
"match": {
"categories": "23"
}
},
{
"match": {
"segments": "10"
}
}
],
"should": [
{
"match": {
"name": "php"
}
},
{
"match": {
"text": "php"
}
},
{
"match": {
"description": "php"
}
}
]
}
},
"filter": {
"nested": {
"path": "networks",
"filter": {
"bool": {
"must": [
{
"term": {
"networks.id": 1
}
},
{
"term": {
"networks.status.raw": "PRODUCTION"
}
},
{
"range": {
"networks.start": {
"lte": "now"
}
}
},
{
"range": {
"networks.end": {
"gte": "now"
}
}
}
]
}
}
}
}
}
},
"aggs": {
"categories": {
"terms": {
"field": "categories"
}
},
"segments": {
"terms": {
"field": "segments"
}
}
}
}
}
As a sidenote, i am using laravel and elasticsearch's php implementation, and the above is the json_encoded representation of the query array. 附带说明一下,我正在使用laravel和elasticsearch的php实现,而上面是查询数组的json_encoded表示形式。 (types could have been juggled)
(类型本来可以杂耍)
Ok, i figured it out myself: 好吧,我自己弄清楚了:
Replacing the should parameters in the bool query with a multi_match in the must clause will solve my problem. 用must子句中的multi_match代替bool查询中的should参数将解决我的问题。
{
"index": "jobs",
"type": "job",
"body": {
"query": {
"filtered": {
"query": {
"bool": {
"must": [
{
"multi_match": {
"query": "php",
"fields": [
"name",
"text",
"description"
]
}
},
{
"match": {
"segments": "10"
}
}
]
}
},
It turned out pretty obvious because it was noted in the documentation: 事实证明它很明显,因为它在文档中有所说明:
The clause (query) should appear in the matching document.
子句(查询)应出现在匹配的文档中。 In a boolean query with no must clauses, one or more should clauses must match a document .
在没有must子句的布尔查询中,一个或多个should子句必须与document匹配 。 The minimum number of should clauses to match can be set using the minimum_should_match parameter.
可以使用minimum_should_match参数设置应匹配的should子句的最小数量。
http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/query-dsl-bool-query.html#query-dsl-bool-query http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/query-dsl-bool-query.html#query-dsl-bool-query
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