prefix query, 就是前缀检索. 比如商品name中有多个以"Java"开头的document, 检索前缀"Java"时就能检索到所有以"Java"开头的文档. ——扫描所有倒排索引, 性能较差. GET shop/_search{"query":{"prefix":{"name":"java"}}} 3 wildcard query - 通配符检索 扫描所有倒排索引, 性能较差. GET shop/_search...
在intervals query中还支持以下匹配方式: prefix匹配规则:用于匹配以指定前缀开头的词条。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 { "intervals": { "field": { "prefix": "pre" } } } wildcard匹配规则:用于匹配符合通配符模式的词条 代码语言:javascript 代码运行次数:0 运行 AI代码解释 { "in...
6. 通配符(Wildcard)查询 通配符查询 允许你指定匹配的模式,而不是整个术语。 ? 匹配任何字符 * 匹配零个或多个字符。 例如,要查找名称以字母’t’开头的所有作者的记录: POST /bookdb_index/book/_search { "query": { "wildcard" : { "authors" : "t*" } }, "_source": ["title", "authors"...
@throws Exception */ @Test public void search5() throws Exception { // 创建请求 SearchSourceBuilder builder = new SearchSourceBuilder() .query(QueryBuilders.wildcardQuery("name", "")); //搜索 Search searchRequest = new SearchRequest(); searchRequest.indices(segmentIndex); searchRequest....
POST /bookdb_index/book/_search { "query": { "wildcard" : { "authors" : "t*" } }, "_source": ["title", "authors"], "highlight": { "fields" : { "authors" : {} } } } [Results] "hits": [ { "_index": "bookdb_index", "_type": "book", "_id": "1", "_score...
* :表示多个字符(0个或多个字符) ?:表示单个字符 1)源代码 @Test publicvoidwildcardQuery() { // 1 通配符查询 SearchResponsesearchResponse = client.prepareSearch("blog").setTypes("article") .setQuery(QueryBuilders.wildcardQuery("content", "*全*")).get(); ...
Theprefix,wildcard, andregexpqueries operate on terms. If you use them to query ananalyzedfield, they will examine each term in the field, not the field as a whole.((("prefix query", "on analyzed fields")))((("wildcard query", "on analyzed fields")))((("regexp query", "on an...
Wildcard QueryWildcard queries allow you to specify a pattern to match instead of the entire term. ? matches any character and * matches zero or more characters. For example, to find all records that have an author whose name begins with the letter ‘t’:...
prefix query 前缀查询 wildcard query 通配符查询 regexp query 正则表达式查询 fuzzy query 模糊查询 type query 指定类型查询 ids query ids数组查询。 term query term query从索引库中的词根倒排索引中精确匹配文档。 1POST _search 2{ 3 "query": { ...
Example wildcard query that works POST test/_search { "query": {"wildcard": {"scripted_field": {"value": "*lower*"}}} } Equivalent query_string wildcard query that fails POST test/_search { "query": {"query_string": {"default_field": "scripted_field", "query": "*lower*"}} ...