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第 54 章 Elasticsearch API

目录

54.1. Client
54.2. insert
54.3. Get
54.4. delete
54.5. Search
54.6. Query 查询
54.6.1. match all 匹配所有数据
54.6.2. match 匹配查询
54.6.3. match phrase 短语精准匹配
54.7. Filter 过滤
54.7.1. term
54.7.2. range
54.8. Sorting
54.9. 返回 Source 字段
54.10. Count
54.11. Example 范例
54.11.1. Spring boot 案例
54.12. FAQ
54.12.1. 显示查询 JSON 字符串
	
<?xml version="1.0"?>
<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
	<modelVersion>4.0.0</modelVersion>
	<parent>
		<groupId>cn.netkiller</groupId>
		<artifactId>example</artifactId>
		<version>0.0.1-SNAPSHOT</version>
	</parent>
	<groupId>cn.netkiller</groupId>
	<artifactId>elastic</artifactId>
	<version>0.0.1-SNAPSHOT</version>
	<name>elastic</name>
	<url>http://maven.apache.org</url>
	<properties>
		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
	</properties>
	<dependencies>
		<dependency>
			<groupId>junit</groupId>
			<artifactId>junit</artifactId>
			<version>3.8.1</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<groupId>org.elasticsearch</groupId>
			<artifactId>elasticsearch</artifactId>
			<version>5.6.3</version>
		</dependency>
		<dependency>
			<groupId>org.elasticsearch.client</groupId>
			<artifactId>transport</artifactId>
			<version>5.6.3</version>
		</dependency>
		<dependency>
			<groupId>org.apache.logging.log4j</groupId>
			<artifactId>log4j-api</artifactId>
			<version>2.8.2</version>
		</dependency>
		<dependency>
			<groupId>org.apache.logging.log4j</groupId>
			<artifactId>log4j-core</artifactId>
			<version>2.8.2</version>
		</dependency>

	</dependencies>
</project>
	
	
	

54.1. Client

		
Settings settings = Settings.builder()
					.put("cluster.name", "elasticsearch") //集群名称
					.put("client.transport.sniff", true) //自动嗅探
					.put("discovery.type", "zen")
					.put("discovery.zen.minimum_master_nodes", 1)
					.put("discovery.zen.ping_timeout", "500ms")
					.put("discovery.initial_state_timeout", "500ms")
					.build();
Client client = new PreBuiltTransportClient(settings)	.addTransportAddress(new InetSocketTransportAddress(InetAddress.getByName(ip), 9300));