QueryBuilder构造ES查询条件精准匹配、模糊搜索、in、范围查询 and or

最新推荐文章于 2025-04-17 11:34:12 发布

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xiaozm1223

最新推荐文章于 2025-04-17 11:34:12 发布

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分类专栏：搜索引擎ES

本文链接：https://blog.youkuaiyun.com/xiaozm1223/article/details/89210295

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本文展示了如何使用QueryBuilder在Elasticsearch中构造不同的查询条件，包括完全匹配、模糊搜索、范围查询和组合查询等。通过示例代码详细解释了termQuery、termsQuery、matchQuery等方法的用法，帮助理解ES查询语句的构建。

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package com.xzm.es;

import java.net.InetSocketAddress;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.Map.Entry;

import org.elasticsearch.action.ListenableActionFuture;
import org.elasticsearch.action.get.GetRequestBuilder;
import org.elasticsearch.action.get.GetResponse;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.action.search.SearchType;
import org.elasticsearch.client.transport.TransportClient;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.text.Text;
import org.elasticsearch.common.transport.InetSocketTransportAddress;
import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.index.query.IndicesQueryBuilder;
import org.elasticsearch.index.query.NestedQueryBuilder;
import org.elasticsearch.index.query.QueryBuilder;
import org.elasticsearch.index.query.QueryBuilders;
import org.elasticsearch.index.query.QueryStringQueryBuilder;
import org.elasticsearch.index.query.RangeQueryBuilder;
import org.elasticsearch.index.query.SpanFirstQueryBuilder;
import org.elasticsearch.index.query.WildcardQueryBuilder;
import org.elasticsearch.search.SearchHit;
import org.elasticsearch.search.SearchHits;
import org.junit.Before;
import org.junit.Test;

/**
* 查询条件构造方法
* @author xiaozm
*
*/
public class ESQueryCondition {

/**
* 使用QueryBuilder
* termQuery("key", obj) 完全匹配
* termsQuery("key", obj1, obj2..) 一次匹配多个值
* matchQuery("key", Obj) 单个匹配, field不支持通配符, 前缀具高级特性
* multiMatchQuery("text", "field1", "field2"..); 匹配多个字段, field有通配符忒行
* matchAllQuery(); 匹配所有文件
*/
@Test
public void testQueryBuilder() {
// QueryBuilder queryBuilder = QueryBuilders.termQuery("user", "kimchy");
　　　　　　QueryBUilder queryBuilder = QueryBuilders.termQuery("user", "kimchy", "wenbronk", "vini");
QueryBuilders.termsQuery("user", new ArrayList<String>().add("kimchy"));
// QueryBuilder queryBuilder = QueryBuilders.matchQuery("user", "kimchy");
// QueryBuilder queryBuilder = QueryBuilders.multiMatchQuery("kimchy", "user", "message", "gender");
QueryBuilder queryBuilder = QueryBuilders.matchAllQuery();
searchFunction(queryBuilder);

}

/**
* 组合查询
* must(QueryBuilders) : AND
* mustNot(QueryBuilders): NOT
* should: : OR
*/
@Test
public void testQueryB