elasticsearch__4__java操作之QueryBuilders构建搜索Query
2017-06-07 14:54
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elasticsearch 分布式搜索系列专栏：http://blog.csdn.net/xiaohulunb/article/category/2399789
内容涉及代码GitHub地址: 点击打开链接
官方API：http://www.elasticsearch.org/guide/en/elasticsearch/client/java-api/current/query-dsl-queries.html
@NotSolved未解决
[java] view
plain copy
package com.elasticsearch;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.index.query.IndicesQueryBuilder;
import org.elasticsearch.index.query.QueryBuilder;
import org.elasticsearch.index.query.QueryBuilders;
/**
* Created by lw on 14-7-15.
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* elasticsearch以提供了一个完整的Java查询dsl其余查询dsl。
* QueryBuilders工厂构建
* API:
* <a>http://www.elasticsearch.org/guide/en/elasticsearch/client/java-api/current/query-dsl-queries.html</a>
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
public class Es_QueryBuilders_DSL {
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* match query 单个匹配
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder matchQuery() {
return QueryBuilders.matchQuery("name", "葫芦4032娃");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* multimatch query
* 创建一个匹配查询的布尔型提供字段名称和文本。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder multiMatchQuery() {
//现住址和家乡在【山西省太原市7429街道】的人
return QueryBuilders.multiMatchQuery(
"山西省太原市7429街道", // Text you are looking for
"home", "now_home" // Fields you query on
);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* boolean query and 条件组合查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder booleanQuery() {
return QueryBuilders
.boolQuery()
.must(QueryBuilders.termQuery("name", "葫芦3033娃"))
.must(QueryBuilders.termQuery("home", "山西省太原市7967街道"))
.mustNot(QueryBuilders.termQuery("isRealMen", false))
.should(QueryBuilders.termQuery("now_home", "山西省太原市"));
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ids query
* 构造一个只会匹配的特定数据 id 的查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder idsQuery() {
return QueryBuilders.idsQuery().ids("CHszwWRURyK08j01p0Mmug", "ojGrYKMEQCCPvh75lHJm3A");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* constant score query
* 另一个查询和查询,包裹查询只返回一个常数分数等于提高每个文档的查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder constantScoreQuery() {
/*return // Using with Filters
QueryBuilders.constantScoreQuery(FilterBuilders.termFilter("name", "kimchy"))
.boost(2.0f);*/
// With Queries
return QueryBuilders.constantScoreQuery(QueryBuilders.termQuery("name", "葫芦3033娃"))
.boost(2.0f);
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* disjunction max query
* 一个生成的子查询文件产生的联合查询，
* 而且每个分数的文件具有最高得分文件的任何子查询产生的，
* 再加上打破平手的增加任何额外的匹配的子查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder disMaxQuery() {
return QueryBuilders.disMaxQuery()
.add(QueryBuilders.termQuery("name", "kimchy")) // Your queries
.add(QueryBuilders.termQuery("name", "elasticsearch")) // Your queries
.boost(1.2f)
.tieBreaker(0.7f);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* fuzzy query
* 使用模糊查询匹配文档查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder fuzzyQuery() {
return QueryBuilders.fuzzyQuery("name", "葫芦3582");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* has child / has parent
* 父或者子的文档查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder hasChildQuery() {
return // Has Child
QueryBuilders.hasChildQuery("blog_tag",
QueryBuilders.termQuery("tag", "something"));
// Has Parent
/*return QueryBuilders.hasParentQuery("blog",
QueryBuilders.termQuery("tag","something"));*/
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* matchall query
* 查询匹配所有文件。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder matchAllQuery() {
return QueryBuilders.matchAllQuery();
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* more like this (field) query (mlt and mlt_field)
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder moreLikeThisQuery() {
// mlt Query
QueryBuilders.moreLikeThisQuery("home", "now_home") // Fields
.likeText("山西省太原市7429街道") // Text
.minTermFreq(1) // Ignore Threshold
.maxQueryTerms(12); // Max num of Terms
// in generated queries
// mlt_field Query
return QueryBuilders.moreLikeThisFieldQuery("home") // Only on single field
.likeText("山西省太原市7429街道")
.minTermFreq(1)
.maxQueryTerms(12);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* prefix query
* 包含与查询相匹配的文档指定的前缀。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder prefixQuery() {
return QueryBuilders.prefixQuery("name", "葫芦31");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* querystring query
* 查询解析查询字符串,并运行它。有两种模式,这种经营。
* 第一,当没有添加字段(使用{ @link QueryStringQueryBuilder #字段(String)},将运行查询一次,非字段前缀
* 将使用{ @link QueryStringQueryBuilder # defaultField(字符串)}。
* 第二,当一个或多个字段
* (使用{ @link QueryStringQueryBuilder #字段(字符串)}),将运行提供的解析查询字段,并结合
* 他们使用DisMax或者一个普通的布尔查询(参见{ @link QueryStringQueryBuilder # useDisMax(布尔)})。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder queryString() {
return QueryBuilders.queryString("+kimchy -elasticsearch");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* range query
* 查询相匹配的文档在一个范围。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder rangeQuery() {
return QueryBuilders
.rangeQuery("name")
.from("葫芦1000娃")
.to("葫芦3000娃")
.includeLower(true) //包括下界
.includeUpper(false); //包括上界
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* span queries (first, near, not, or, term)
* 跨度查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder spanQueries() {
// Span First
QueryBuilders.spanFirstQuery(
QueryBuilders.spanTermQuery("name", "葫芦580娃"), // Query
30000 // Max查询范围的结束位置
);
// Span Near TODO NotSolved
QueryBuilders.spanNearQuery()
.clause(QueryBuilders.spanTermQuery("name", "葫芦580娃")) // Span Term Queries
.clause(QueryBuilders.spanTermQuery("name", "葫芦3812娃"))
.clause(QueryBuilders.spanTermQuery("name", "葫芦7139娃"))
.slop(30000) // Slop factor
.inOrder(false)
.collectPayloads(false);
// Span Not TODO NotSolved
QueryBuilders.spanNotQuery()
.include(QueryBuilders.spanTermQuery("name", "葫芦580娃"))
.exclude(QueryBuilders.spanTermQuery("home", "山西省太原市2552街道"));
// Span Or TODO NotSolved
return QueryBuilders.spanOrQuery()
.clause(QueryBuilders.spanTermQuery("name", "葫芦580娃"))
.clause(QueryBuilders.spanTermQuery("name", "葫芦3812娃"))
.clause(QueryBuilders.spanTermQuery("name", "葫芦7139娃"));
// Span Term
//return QueryBuilders.spanTermQuery("name", "葫芦580娃");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* term query
* 一个查询相匹配的文件包含一个术语。。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder termQuery() {
return QueryBuilders.termQuery("name", "葫芦580娃");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* terms query
* 一个查询相匹配的多个value
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder termsQuery() {
return QueryBuilders.termsQuery("name", // field
"葫芦580娃", "葫芦3812娃") // values
.minimumMatch(1); // 设置最小数量的匹配提供了条件。默认为1。
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* top children query
* 构建了一种新的评分的子查询，与子类型和运行在子文档查询。这个查询的结果是，那些子父文档文件匹配。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder topChildrenQuery() {
return QueryBuilders.topChildrenQuery(
"blog_tag", // field
QueryBuilders.termQuery("name", "葫芦3812娃") // Query
)
.score("max") // max, sum or avg
.factor(5)
.incrementalFactor(2);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* wildcard query
* 实现了通配符搜索查询。支持通配符* < /tt>,<tt>
* 匹配任何字符序列(包括空),<tt> ? < /tt>,
* 匹配任何单个的字符。注意该查询可以缓慢,因为它
* 许多方面需要遍历。为了防止WildcardQueries极其缓慢。
* 一个通配符词不应该从一个通配符* < /tt>或<tt>
* < /tt> <tt> ?。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder wildcardQuery() {
return QueryBuilders.wildcardQuery("name", "葫芦*2娃");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* nested query
* 嵌套查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder nestedQuery() {
return QueryBuilders.nestedQuery("location", // Path
QueryBuilders.boolQuery() // Your query
.must(QueryBuilders.matchQuery("location.lat", 0.962590433140581))
.must(QueryBuilders.rangeQuery("location.lon").lt(0.00000000000000000003))
)
.scoreMode("total"); // max, total, avg or none
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* indices query
* 索引查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static IndicesQueryBuilder indicesQuery() {
// Using another query when no match for the main one
QueryBuilders.indicesQuery(
QueryBuilders.termQuery("name", "葫芦3812娃"),
Es_Utils.INDEX_DEMO_01, "index2"
) //设置查询索引上执行时使用不匹配指数
.noMatchQuery(QueryBuilders.termQuery("age", "葫芦3812娃"));
// Using all (match all) or none (match no documents)
return QueryBuilders.indicesQuery(
QueryBuilders.termQuery("name", "葫芦3812娃"),
Es_Utils.INDEX_DEMO_01, "index2"
) // 设置不匹配查询,可以是 all 或者 none
.noMatchQuery("none");
}
public static void main(String[] args) {
Es_Utils.startupClient();
try {
searchTest(indicesQuery());
} catch (Exception e) {
e.printStackTrace();
} finally {
Es_Utils.shutDownClient();
}
}
private static void searchTest(QueryBuilder queryBuilder) {
//预准备执行搜索
Es_Utils.client.prepareSearch(Es_Utils.INDEX_DEMO_01)
.setTypes(Es_Utils.INDEX_DEMO_01_MAPPING)
.setQuery(queryBuilder)
.setFrom(0).setSize(20).setExplain(true)
.execute()
//注册监听事件
.addListener(new ActionListener<SearchResponse>() {
@Override
public void onResponse(SearchResponse searchResponse) {
Es_Utils.writeSearchResponse(searchResponse);
}
@Override
public void onFailure(Throwable e) {
}
});
}
}
elasticsearch 分布式搜索系列专栏：http://blog.csdn.net/xiaohulunb/article/category/2399789
内容涉及代码GitHub地址: 点击打开链接
官方API：http://www.elasticsearch.org/guide/en/elasticsearch/client/java-api/current/query-dsl-queries.html
@NotSolved未解决
[java] view
plain copy
package com.elasticsearch;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.index.query.IndicesQueryBuilder;
import org.elasticsearch.index.query.QueryBuilder;
import org.elasticsearch.index.query.QueryBuilders;
/**
* Created by lw on 14-7-15.
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* elasticsearch以提供了一个完整的Java查询dsl其余查询dsl。
* QueryBuilders工厂构建
* API:
* <a>http://www.elasticsearch.org/guide/en/elasticsearch/client/java-api/current/query-dsl-queries.html</a>
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
public class Es_QueryBuilders_DSL {
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* match query 单个匹配
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder matchQuery() {
return QueryBuilders.matchQuery("name", "葫芦4032娃");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* multimatch query
* 创建一个匹配查询的布尔型提供字段名称和文本。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder multiMatchQuery() {
//现住址和家乡在【山西省太原市7429街道】的人
return QueryBuilders.multiMatchQuery(
"山西省太原市7429街道", // Text you are looking for
"home", "now_home" // Fields you query on
);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* boolean query and 条件组合查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder booleanQuery() {
return QueryBuilders
.boolQuery()
.must(QueryBuilders.termQuery("name", "葫芦3033娃"))
.must(QueryBuilders.termQuery("home", "山西省太原市7967街道"))
.mustNot(QueryBuilders.termQuery("isRealMen", false))
.should(QueryBuilders.termQuery("now_home", "山西省太原市"));
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ids query
* 构造一个只会匹配的特定数据 id 的查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder idsQuery() {
return QueryBuilders.idsQuery().ids("CHszwWRURyK08j01p0Mmug", "ojGrYKMEQCCPvh75lHJm3A");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* constant score query
* 另一个查询和查询,包裹查询只返回一个常数分数等于提高每个文档的查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder constantScoreQuery() {
/*return // Using with Filters
QueryBuilders.constantScoreQuery(FilterBuilders.termFilter("name", "kimchy"))
.boost(2.0f);*/
// With Queries
return QueryBuilders.constantScoreQuery(QueryBuilders.termQuery("name", "葫芦3033娃"))
.boost(2.0f);
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* disjunction max query
* 一个生成的子查询文件产生的联合查询，
* 而且每个分数的文件具有最高得分文件的任何子查询产生的，
* 再加上打破平手的增加任何额外的匹配的子查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder disMaxQuery() {
return QueryBuilders.disMaxQuery()
.add(QueryBuilders.termQuery("name", "kimchy")) // Your queries
.add(QueryBuilders.termQuery("name", "elasticsearch")) // Your queries
.boost(1.2f)
.tieBreaker(0.7f);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* fuzzy query
* 使用模糊查询匹配文档查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder fuzzyQuery() {
return QueryBuilders.fuzzyQuery("name", "葫芦3582");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* has child / has parent
* 父或者子的文档查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder hasChildQuery() {
return // Has Child
QueryBuilders.hasChildQuery("blog_tag",
QueryBuilders.termQuery("tag", "something"));
// Has Parent
/*return QueryBuilders.hasParentQuery("blog",
QueryBuilders.termQuery("tag","something"));*/
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* matchall query
* 查询匹配所有文件。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder matchAllQuery() {
return QueryBuilders.matchAllQuery();
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* more like this (field) query (mlt and mlt_field)
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder moreLikeThisQuery() {
// mlt Query
QueryBuilders.moreLikeThisQuery("home", "now_home") // Fields
.likeText("山西省太原市7429街道") // Text
.minTermFreq(1) // Ignore Threshold
.maxQueryTerms(12); // Max num of Terms
// in generated queries
// mlt_field Query
return QueryBuilders.moreLikeThisFieldQuery("home") // Only on single field
.likeText("山西省太原市7429街道")
.minTermFreq(1)
.maxQueryTerms(12);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* prefix query
* 包含与查询相匹配的文档指定的前缀。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder prefixQuery() {
return QueryBuilders.prefixQuery("name", "葫芦31");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* querystring query
* 查询解析查询字符串,并运行它。有两种模式,这种经营。
* 第一,当没有添加字段(使用{ @link QueryStringQueryBuilder #字段(String)},将运行查询一次,非字段前缀
* 将使用{ @link QueryStringQueryBuilder # defaultField(字符串)}。
* 第二,当一个或多个字段
* (使用{ @link QueryStringQueryBuilder #字段(字符串)}),将运行提供的解析查询字段,并结合
* 他们使用DisMax或者一个普通的布尔查询(参见{ @link QueryStringQueryBuilder # useDisMax(布尔)})。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder queryString() {
return QueryBuilders.queryString("+kimchy -elasticsearch");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* range query
* 查询相匹配的文档在一个范围。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder rangeQuery() {
return QueryBuilders
.rangeQuery("name")
.from("葫芦1000娃")
.to("葫芦3000娃")
.includeLower(true) //包括下界
.includeUpper(false); //包括上界
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* span queries (first, near, not, or, term)
* 跨度查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder spanQueries() {
// Span First
QueryBuilders.spanFirstQuery(
QueryBuilders.spanTermQuery("name", "葫芦580娃"), // Query
30000 // Max查询范围的结束位置
);
// Span Near TODO NotSolved
QueryBuilders.spanNearQuery()
.clause(QueryBuilders.spanTermQuery("name", "葫芦580娃")) // Span Term Queries
.clause(QueryBuilders.spanTermQuery("name", "葫芦3812娃"))
.clause(QueryBuilders.spanTermQuery("name", "葫芦7139娃"))
.slop(30000) // Slop factor
.inOrder(false)
.collectPayloads(false);
// Span Not TODO NotSolved
QueryBuilders.spanNotQuery()
.include(QueryBuilders.spanTermQuery("name", "葫芦580娃"))
.exclude(QueryBuilders.spanTermQuery("home", "山西省太原市2552街道"));
// Span Or TODO NotSolved
return QueryBuilders.spanOrQuery()
.clause(QueryBuilders.spanTermQuery("name", "葫芦580娃"))
.clause(QueryBuilders.spanTermQuery("name", "葫芦3812娃"))
.clause(QueryBuilders.spanTermQuery("name", "葫芦7139娃"));
// Span Term
//return QueryBuilders.spanTermQuery("name", "葫芦580娃");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* term query
* 一个查询相匹配的文件包含一个术语。。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder termQuery() {
return QueryBuilders.termQuery("name", "葫芦580娃");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* terms query
* 一个查询相匹配的多个value
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder termsQuery() {
return QueryBuilders.termsQuery("name", // field
"葫芦580娃", "葫芦3812娃") // values
.minimumMatch(1); // 设置最小数量的匹配提供了条件。默认为1。
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* top children query
* 构建了一种新的评分的子查询，与子类型和运行在子文档查询。这个查询的结果是，那些子父文档文件匹配。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder topChildrenQuery() {
return QueryBuilders.topChildrenQuery(
"blog_tag", // field
QueryBuilders.termQuery("name", "葫芦3812娃") // Query
)
.score("max") // max, sum or avg
.factor(5)
.incrementalFactor(2);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* wildcard query
* 实现了通配符搜索查询。支持通配符* < /tt>,<tt>
* 匹配任何字符序列(包括空),<tt> ? < /tt>,
* 匹配任何单个的字符。注意该查询可以缓慢,因为它
* 许多方面需要遍历。为了防止WildcardQueries极其缓慢。
* 一个通配符词不应该从一个通配符* < /tt>或<tt>
* < /tt> <tt> ?。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder wildcardQuery() {
return QueryBuilders.wildcardQuery("name", "葫芦*2娃");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* nested query
* 嵌套查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder nestedQuery() {
return QueryBuilders.nestedQuery("location", // Path
QueryBuilders.boolQuery() // Your query
.must(QueryBuilders.matchQuery("location.lat", 0.962590433140581))
.must(QueryBuilders.rangeQuery("location.lon").lt(0.00000000000000000003))
)
.scoreMode("total"); // max, total, avg or none
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* indices query
* 索引查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static IndicesQueryBuilder indicesQuery() {
// Using another query when no match for the main one
QueryBuilders.indicesQuery(
QueryBuilders.termQuery("name", "葫芦3812娃"),
Es_Utils.INDEX_DEMO_01, "index2"
) //设置查询索引上执行时使用不匹配指数
.noMatchQuery(QueryBuilders.termQuery("age", "葫芦3812娃"));
// Using all (match all) or none (match no documents)
return QueryBuilders.indicesQuery(
QueryBuilders.termQuery("name", "葫芦3812娃"),
Es_Utils.INDEX_DEMO_01, "index2"
) // 设置不匹配查询,可以是 all 或者 none
.noMatchQuery("none");
}
public static void main(String[] args) {
Es_Utils.startupClient();
try {
searchTest(indicesQuery());
} catch (Exception e) {
e.printStackTrace();
} finally {
Es_Utils.shutDownClient();
}
}
private static void searchTest(QueryBuilder queryBuilder) {
//预准备执行搜索
Es_Utils.client.prepareSearch(Es_Utils.INDEX_DEMO_01)
.setTypes(Es_Utils.INDEX_DEMO_01_MAPPING)
.setQuery(queryBuilder)
.setFrom(0).setSize(20).setExplain(true)
.execute()
//注册监听事件
.addListener(new ActionListener<SearchResponse>() {
@Override
public void onResponse(SearchResponse searchResponse) {
Es_Utils.writeSearchResponse(searchResponse);
}
@Override
public void onFailure(Throwable e) {
}
});
}
}
内容涉及代码GitHub地址: 点击打开链接
官方API：http://www.elasticsearch.org/guide/en/elasticsearch/client/java-api/current/query-dsl-queries.html
@NotSolved未解决
[java] view
plain copy
package com.elasticsearch;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.index.query.IndicesQueryBuilder;
import org.elasticsearch.index.query.QueryBuilder;
import org.elasticsearch.index.query.QueryBuilders;
/**
* Created by lw on 14-7-15.
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* elasticsearch以提供了一个完整的Java查询dsl其余查询dsl。
* QueryBuilders工厂构建
* API:
* <a>http://www.elasticsearch.org/guide/en/elasticsearch/client/java-api/current/query-dsl-queries.html</a>
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
public class Es_QueryBuilders_DSL {
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* match query 单个匹配
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder matchQuery() {
return QueryBuilders.matchQuery("name", "葫芦4032娃");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* multimatch query
* 创建一个匹配查询的布尔型提供字段名称和文本。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder multiMatchQuery() {
//现住址和家乡在【山西省太原市7429街道】的人
return QueryBuilders.multiMatchQuery(
"山西省太原市7429街道", // Text you are looking for
"home", "now_home" // Fields you query on
);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* boolean query and 条件组合查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder booleanQuery() {
return QueryBuilders
.boolQuery()
.must(QueryBuilders.termQuery("name", "葫芦3033娃"))
.must(QueryBuilders.termQuery("home", "山西省太原市7967街道"))
.mustNot(QueryBuilders.termQuery("isRealMen", false))
.should(QueryBuilders.termQuery("now_home", "山西省太原市"));
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ids query
* 构造一个只会匹配的特定数据 id 的查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder idsQuery() {
return QueryBuilders.idsQuery().ids("CHszwWRURyK08j01p0Mmug", "ojGrYKMEQCCPvh75lHJm3A");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* constant score query
* 另一个查询和查询,包裹查询只返回一个常数分数等于提高每个文档的查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder constantScoreQuery() {
/*return // Using with Filters
QueryBuilders.constantScoreQuery(FilterBuilders.termFilter("name", "kimchy"))
.boost(2.0f);*/
// With Queries
return QueryBuilders.constantScoreQuery(QueryBuilders.termQuery("name", "葫芦3033娃"))
.boost(2.0f);
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* disjunction max query
* 一个生成的子查询文件产生的联合查询，
* 而且每个分数的文件具有最高得分文件的任何子查询产生的，
* 再加上打破平手的增加任何额外的匹配的子查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder disMaxQuery() {
return QueryBuilders.disMaxQuery()
.add(QueryBuilders.termQuery("name", "kimchy")) // Your queries
.add(QueryBuilders.termQuery("name", "elasticsearch")) // Your queries
.boost(1.2f)
.tieBreaker(0.7f);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* fuzzy query
* 使用模糊查询匹配文档查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder fuzzyQuery() {
return QueryBuilders.fuzzyQuery("name", "葫芦3582");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* has child / has parent
* 父或者子的文档查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder hasChildQuery() {
return // Has Child
QueryBuilders.hasChildQuery("blog_tag",
QueryBuilders.termQuery("tag", "something"));
// Has Parent
/*return QueryBuilders.hasParentQuery("blog",
QueryBuilders.termQuery("tag","something"));*/
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* matchall query
* 查询匹配所有文件。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder matchAllQuery() {
return QueryBuilders.matchAllQuery();
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* more like this (field) query (mlt and mlt_field)
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder moreLikeThisQuery() {
// mlt Query
QueryBuilders.moreLikeThisQuery("home", "now_home") // Fields
.likeText("山西省太原市7429街道") // Text
.minTermFreq(1) // Ignore Threshold
.maxQueryTerms(12); // Max num of Terms
// in generated queries
// mlt_field Query
return QueryBuilders.moreLikeThisFieldQuery("home") // Only on single field
.likeText("山西省太原市7429街道")
.minTermFreq(1)
.maxQueryTerms(12);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* prefix query
* 包含与查询相匹配的文档指定的前缀。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder prefixQuery() {
return QueryBuilders.prefixQuery("name", "葫芦31");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* querystring query
* 查询解析查询字符串,并运行它。有两种模式,这种经营。
* 第一,当没有添加字段(使用{ @link QueryStringQueryBuilder #字段(String)},将运行查询一次,非字段前缀
* 将使用{ @link QueryStringQueryBuilder # defaultField(字符串)}。
* 第二,当一个或多个字段
* (使用{ @link QueryStringQueryBuilder #字段(字符串)}),将运行提供的解析查询字段,并结合
* 他们使用DisMax或者一个普通的布尔查询(参见{ @link QueryStringQueryBuilder # useDisMax(布尔)})。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder queryString() {
return QueryBuilders.queryString("+kimchy -elasticsearch");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* range query
* 查询相匹配的文档在一个范围。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder rangeQuery() {
return QueryBuilders
.rangeQuery("name")
.from("葫芦1000娃")
.to("葫芦3000娃")
.includeLower(true) //包括下界
.includeUpper(false); //包括上界
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* span queries (first, near, not, or, term)
* 跨度查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder spanQueries() {
// Span First
QueryBuilders.spanFirstQuery(
QueryBuilders.spanTermQuery("name", "葫芦580娃"), // Query
30000 // Max查询范围的结束位置
);
// Span Near TODO NotSolved
QueryBuilders.spanNearQuery()
.clause(QueryBuilders.spanTermQuery("name", "葫芦580娃")) // Span Term Queries
.clause(QueryBuilders.spanTermQuery("name", "葫芦3812娃"))
.clause(QueryBuilders.spanTermQuery("name", "葫芦7139娃"))
.slop(30000) // Slop factor
.inOrder(false)
.collectPayloads(false);
// Span Not TODO NotSolved
QueryBuilders.spanNotQuery()
.include(QueryBuilders.spanTermQuery("name", "葫芦580娃"))
.exclude(QueryBuilders.spanTermQuery("home", "山西省太原市2552街道"));
// Span Or TODO NotSolved
return QueryBuilders.spanOrQuery()
.clause(QueryBuilders.spanTermQuery("name", "葫芦580娃"))
.clause(QueryBuilders.spanTermQuery("name", "葫芦3812娃"))
.clause(QueryBuilders.spanTermQuery("name", "葫芦7139娃"));
// Span Term
//return QueryBuilders.spanTermQuery("name", "葫芦580娃");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* term query
* 一个查询相匹配的文件包含一个术语。。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder termQuery() {
return QueryBuilders.termQuery("name", "葫芦580娃");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* terms query
* 一个查询相匹配的多个value
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder termsQuery() {
return QueryBuilders.termsQuery("name", // field
"葫芦580娃", "葫芦3812娃") // values
.minimumMatch(1); // 设置最小数量的匹配提供了条件。默认为1。
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* top children query
* 构建了一种新的评分的子查询，与子类型和运行在子文档查询。这个查询的结果是，那些子父文档文件匹配。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder topChildrenQuery() {
return QueryBuilders.topChildrenQuery(
"blog_tag", // field
QueryBuilders.termQuery("name", "葫芦3812娃") // Query
)
.score("max") // max, sum or avg
.factor(5)
.incrementalFactor(2);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* wildcard query
* 实现了通配符搜索查询。支持通配符* < /tt>,<tt>
* 匹配任何字符序列(包括空),<tt> ? < /tt>,
* 匹配任何单个的字符。注意该查询可以缓慢,因为它
* 许多方面需要遍历。为了防止WildcardQueries极其缓慢。
* 一个通配符词不应该从一个通配符* < /tt>或<tt>
* < /tt> <tt> ?。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder wildcardQuery() {
return QueryBuilders.wildcardQuery("name", "葫芦*2娃");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* nested query
* 嵌套查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder nestedQuery() {
return QueryBuilders.nestedQuery("location", // Path
QueryBuilders.boolQuery() // Your query
.must(QueryBuilders.matchQuery("location.lat", 0.962590433140581))
.must(QueryBuilders.rangeQuery("location.lon").lt(0.00000000000000000003))
)
.scoreMode("total"); // max, total, avg or none
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* indices query
* 索引查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static IndicesQueryBuilder indicesQuery() {
// Using another query when no match for the main one
QueryBuilders.indicesQuery(
QueryBuilders.termQuery("name", "葫芦3812娃"),
Es_Utils.INDEX_DEMO_01, "index2"
) //设置查询索引上执行时使用不匹配指数
.noMatchQuery(QueryBuilders.termQuery("age", "葫芦3812娃"));
// Using all (match all) or none (match no documents)
return QueryBuilders.indicesQuery(
QueryBuilders.termQuery("name", "葫芦3812娃"),
Es_Utils.INDEX_DEMO_01, "index2"
) // 设置不匹配查询,可以是 all 或者 none
.noMatchQuery("none");
}
public static void main(String[] args) {
Es_Utils.startupClient();
try {
searchTest(indicesQuery());
} catch (Exception e) {
e.printStackTrace();
} finally {
Es_Utils.shutDownClient();
}
}
private static void searchTest(QueryBuilder queryBuilder) {
//预准备执行搜索
Es_Utils.client.prepareSearch(Es_Utils.INDEX_DEMO_01)
.setTypes(Es_Utils.INDEX_DEMO_01_MAPPING)
.setQuery(queryBuilder)
.setFrom(0).setSize(20).setExplain(true)
.execute()
//注册监听事件
.addListener(new ActionListener<SearchResponse>() {
@Override
public void onResponse(SearchResponse searchResponse) {
Es_Utils.writeSearchResponse(searchResponse);
}
@Override
public void onFailure(Throwable e) {
}
});
}
}
elasticsearch 分布式搜索系列专栏：http://blog.csdn.net/xiaohulunb/article/category/2399789
内容涉及代码GitHub地址: 点击打开链接
官方API：http://www.elasticsearch.org/guide/en/elasticsearch/client/java-api/current/query-dsl-queries.html
@NotSolved未解决
[java] view
plain copy
package com.elasticsearch;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.index.query.IndicesQueryBuilder;
import org.elasticsearch.index.query.QueryBuilder;
import org.elasticsearch.index.query.QueryBuilders;
/**
* Created by lw on 14-7-15.
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* elasticsearch以提供了一个完整的Java查询dsl其余查询dsl。
* QueryBuilders工厂构建
* API:
* <a>http://www.elasticsearch.org/guide/en/elasticsearch/client/java-api/current/query-dsl-queries.html</a>
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
public class Es_QueryBuilders_DSL {
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* match query 单个匹配
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder matchQuery() {
return QueryBuilders.matchQuery("name", "葫芦4032娃");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* multimatch query
* 创建一个匹配查询的布尔型提供字段名称和文本。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder multiMatchQuery() {
//现住址和家乡在【山西省太原市7429街道】的人
return QueryBuilders.multiMatchQuery(
"山西省太原市7429街道", // Text you are looking for
"home", "now_home" // Fields you query on
);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* boolean query and 条件组合查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder booleanQuery() {
return QueryBuilders
.boolQuery()
.must(QueryBuilders.termQuery("name", "葫芦3033娃"))
.must(QueryBuilders.termQuery("home", "山西省太原市7967街道"))
.mustNot(QueryBuilders.termQuery("isRealMen", false))
.should(QueryBuilders.termQuery("now_home", "山西省太原市"));
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* ids query
* 构造一个只会匹配的特定数据 id 的查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder idsQuery() {
return QueryBuilders.idsQuery().ids("CHszwWRURyK08j01p0Mmug", "ojGrYKMEQCCPvh75lHJm3A");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* constant score query
* 另一个查询和查询,包裹查询只返回一个常数分数等于提高每个文档的查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder constantScoreQuery() {
/*return // Using with Filters
QueryBuilders.constantScoreQuery(FilterBuilders.termFilter("name", "kimchy"))
.boost(2.0f);*/
// With Queries
return QueryBuilders.constantScoreQuery(QueryBuilders.termQuery("name", "葫芦3033娃"))
.boost(2.0f);
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* disjunction max query
* 一个生成的子查询文件产生的联合查询，
* 而且每个分数的文件具有最高得分文件的任何子查询产生的，
* 再加上打破平手的增加任何额外的匹配的子查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder disMaxQuery() {
return QueryBuilders.disMaxQuery()
.add(QueryBuilders.termQuery("name", "kimchy")) // Your queries
.add(QueryBuilders.termQuery("name", "elasticsearch")) // Your queries
.boost(1.2f)
.tieBreaker(0.7f);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* fuzzy query
* 使用模糊查询匹配文档查询。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder fuzzyQuery() {
return QueryBuilders.fuzzyQuery("name", "葫芦3582");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* has child / has parent
* 父或者子的文档查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder hasChildQuery() {
return // Has Child
QueryBuilders.hasChildQuery("blog_tag",
QueryBuilders.termQuery("tag", "something"));
// Has Parent
/*return QueryBuilders.hasParentQuery("blog",
QueryBuilders.termQuery("tag","something"));*/
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* matchall query
* 查询匹配所有文件。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder matchAllQuery() {
return QueryBuilders.matchAllQuery();
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* more like this (field) query (mlt and mlt_field)
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder moreLikeThisQuery() {
// mlt Query
QueryBuilders.moreLikeThisQuery("home", "now_home") // Fields
.likeText("山西省太原市7429街道") // Text
.minTermFreq(1) // Ignore Threshold
.maxQueryTerms(12); // Max num of Terms
// in generated queries
// mlt_field Query
return QueryBuilders.moreLikeThisFieldQuery("home") // Only on single field
.likeText("山西省太原市7429街道")
.minTermFreq(1)
.maxQueryTerms(12);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* prefix query
* 包含与查询相匹配的文档指定的前缀。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder prefixQuery() {
return QueryBuilders.prefixQuery("name", "葫芦31");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* querystring query
* 查询解析查询字符串,并运行它。有两种模式,这种经营。
* 第一,当没有添加字段(使用{ @link QueryStringQueryBuilder #字段(String)},将运行查询一次,非字段前缀
* 将使用{ @link QueryStringQueryBuilder # defaultField(字符串)}。
* 第二,当一个或多个字段
* (使用{ @link QueryStringQueryBuilder #字段(字符串)}),将运行提供的解析查询字段,并结合
* 他们使用DisMax或者一个普通的布尔查询(参见{ @link QueryStringQueryBuilder # useDisMax(布尔)})。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder queryString() {
return QueryBuilders.queryString("+kimchy -elasticsearch");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* range query
* 查询相匹配的文档在一个范围。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder rangeQuery() {
return QueryBuilders
.rangeQuery("name")
.from("葫芦1000娃")
.to("葫芦3000娃")
.includeLower(true) //包括下界
.includeUpper(false); //包括上界
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* span queries (first, near, not, or, term)
* 跨度查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder spanQueries() {
// Span First
QueryBuilders.spanFirstQuery(
QueryBuilders.spanTermQuery("name", "葫芦580娃"), // Query
30000 // Max查询范围的结束位置
);
// Span Near TODO NotSolved
QueryBuilders.spanNearQuery()
.clause(QueryBuilders.spanTermQuery("name", "葫芦580娃")) // Span Term Queries
.clause(QueryBuilders.spanTermQuery("name", "葫芦3812娃"))
.clause(QueryBuilders.spanTermQuery("name", "葫芦7139娃"))
.slop(30000) // Slop factor
.inOrder(false)
.collectPayloads(false);
// Span Not TODO NotSolved
QueryBuilders.spanNotQuery()
.include(QueryBuilders.spanTermQuery("name", "葫芦580娃"))
.exclude(QueryBuilders.spanTermQuery("home", "山西省太原市2552街道"));
// Span Or TODO NotSolved
return QueryBuilders.spanOrQuery()
.clause(QueryBuilders.spanTermQuery("name", "葫芦580娃"))
.clause(QueryBuilders.spanTermQuery("name", "葫芦3812娃"))
.clause(QueryBuilders.spanTermQuery("name", "葫芦7139娃"));
// Span Term
//return QueryBuilders.spanTermQuery("name", "葫芦580娃");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* term query
* 一个查询相匹配的文件包含一个术语。。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder termQuery() {
return QueryBuilders.termQuery("name", "葫芦580娃");
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* terms query
* 一个查询相匹配的多个value
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder termsQuery() {
return QueryBuilders.termsQuery("name", // field
"葫芦580娃", "葫芦3812娃") // values
.minimumMatch(1); // 设置最小数量的匹配提供了条件。默认为1。
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* top children query
* 构建了一种新的评分的子查询，与子类型和运行在子文档查询。这个查询的结果是，那些子父文档文件匹配。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder topChildrenQuery() {
return QueryBuilders.topChildrenQuery(
"blog_tag", // field
QueryBuilders.termQuery("name", "葫芦3812娃") // Query
)
.score("max") // max, sum or avg
.factor(5)
.incrementalFactor(2);
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* wildcard query
* 实现了通配符搜索查询。支持通配符* < /tt>,<tt>
* 匹配任何字符序列(包括空),<tt> ? < /tt>,
* 匹配任何单个的字符。注意该查询可以缓慢,因为它
* 许多方面需要遍历。为了防止WildcardQueries极其缓慢。
* 一个通配符词不应该从一个通配符* < /tt>或<tt>
* < /tt> <tt> ?。
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder wildcardQuery() {
return QueryBuilders.wildcardQuery("name", "葫芦*2娃");
}
/**
* TODO NotSolved
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* nested query
* 嵌套查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static QueryBuilder nestedQuery() {
return QueryBuilders.nestedQuery("location", // Path
QueryBuilders.boolQuery() // Your query
.must(QueryBuilders.matchQuery("location.lat", 0.962590433140581))
.must(QueryBuilders.rangeQuery("location.lon").lt(0.00000000000000000003))
)
.scoreMode("total"); // max, total, avg or none
}
/**
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* indices query
* 索引查询
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
protected static IndicesQueryBuilder indicesQuery() {
// Using another query when no match for the main one
QueryBuilders.indicesQuery(
QueryBuilders.termQuery("name", "葫芦3812娃"),
Es_Utils.INDEX_DEMO_01, "index2"
) //设置查询索引上执行时使用不匹配指数
.noMatchQuery(QueryBuilders.termQuery("age", "葫芦3812娃"));
// Using all (match all) or none (match no documents)
return QueryBuilders.indicesQuery(
QueryBuilders.termQuery("name", "葫芦3812娃"),
Es_Utils.INDEX_DEMO_01, "index2"
) // 设置不匹配查询,可以是 all 或者 none
.noMatchQuery("none");
}
public static void main(String[] args) {
Es_Utils.startupClient();
try {
searchTest(indicesQuery());
} catch (Exception e) {
e.printStackTrace();
} finally {
Es_Utils.shutDownClient();
}
}
private static void searchTest(QueryBuilder queryBuilder) {
//预准备执行搜索
Es_Utils.client.prepareSearch(Es_Utils.INDEX_DEMO_01)
.setTypes(Es_Utils.INDEX_DEMO_01_MAPPING)
.setQuery(queryBuilder)
.setFrom(0).setSize(20).setExplain(true)
.execute()
//注册监听事件
.addListener(new ActionListener<SearchResponse>() {
@Override
public void onResponse(SearchResponse searchResponse) {
Es_Utils.writeSearchResponse(searchResponse);
}
@Override
public void onFailure(Throwable e) {
}
});
}
}
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