常用词查询
常用词查询使用 commonTermsQuery
public class EsCommonTerms throws UnknownHostException{
public void queryString(TransportClient client){
//commonTermsQuery查询
Querybuilder build = QueryBuilders.commonTermsQuery("name", "zhaoliu");
SearchResponse response = client.prepareSearch("lib3")
.setQuery(build)
.get();
SearchHits hits = response.getHits();
for(SearchHit hit:hits){
System.out.println(hit.getSourceAsString());
}
}
}
全文查询
query_string 等价于GET /myindex/article/_search?q=post_date:2018-05-10
public class EsQueryString throws UnknownHostException{
public void queryString(TransportClient client){
//query_string查询,+号表示必须含有,-号表示不含有
Querybuilder build = QueryBuilders.queryStringQuery("+changge -hejiu");
//simpleQueryStringQuery设定的是满足其中一个条件即可
Querybuilder build = QueryBuilders.simpleQueryStringQuery("+changge -hejiu");
SearchResponse response = client.prepareSearch("lib3")
.setQuery(build)
.get();
SearchHits hits = response.getHits();
for(SearchHit hit:hits){
System.out.println(hit.getSourceAsString());
}
}
}
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