初始化项目

.gitignore

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+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+.idea
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store

pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>com.bigdata</groupId>
+    <artifactId>phoenix0106</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.phoenix</groupId>
+            <artifactId>phoenix-client-hbase-2.4</artifactId>
+            <version>5.1.2</version>
+        </dependency>
+    </dependencies>
+</project>

src/main/java/com/bigdata/phoenix/phoenixClient.java

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+package com.bigdata.phoenix;
+
+import java.sql.*;
+import java.util.Properties;
+
+public class phoenixClient {
+    public static void main(String[] args) throws SQLException {
+        // 标准的 JDBC 代码
+        // 1.添加链接
+        String url = "jdbc:phoenix:hadoop102,hadoop103,hadoop104:2181";
+        // 2. 创建配置
+        // 没有需要添加的必要配置  因为 Phoenix 没有账号密码
+        Properties properties = new Properties();
+        // 3. 获取连接
+        Connection connection = DriverManager.getConnection(url, properties);
+        // 5.编译 SQL 语句
+        PreparedStatement preparedStatement = connection.prepareStatement("select * from student");
+        // 1.执行语句
+        ResultSet resultSet = preparedStatement.executeQuery(); // 7.输出结果
+        while (resultSet.next ()){
+        System.out.println(resultSet.getString(2) );
+        }
+        // 8.关闭资源
+        connection.close();
+    }
+}