hive jdbc

Pom.xml ConfigurationDependency> groupId>Org.apache.hivegroupId> Artifactid>Hive-jdbcArtifactid> version>0.13.1version> Dependency>Test routines1 Importorg.junit.Test;2 3 Importjava.sql.SQLException;4 Importjava.sql.Connection;5 ImportJava.sql.ResultSet;6 Importjava.sql.Statement;7 ImportJava.sql.DriverManager;8 9 /**Ten * Created by Administrator on 2017/7/29. One */ A Public classTESTHIVEJDBC { - - Private Sta

- Public voidFind ()throwsSQLException { -String sql = "SELECT * FROM Goods"; thePS =connection.preparestatement (SQL); thers =ps.executequery (); the while(Rs.next ()) { theSystem.out.println (Rs.getobject (1) + "---" + rs.getobject (2)); - } the close (); the } the 94 the}1String sql= "Show tables; SELECT * FROM TEST_TB limit 10 ";2listNewArraylist();3 4Command.add ("Hive");5Command.add ("-E");6 command.add (SQL);7

1. Start Hiveserver2Nohup/home/hadoop/hive-1.1.0-cdh5.5.2/bin/hiveserver2 >>/home/hadoop/gtq_dir/logs/hiveserver.log 2> 1 2. The code is as follows: Packagecn.hive;ImportJava.sql.*;/*** Created by Jieyue on 2017/12/18.*/ Public classHivejdbctest {Private StaticString drivename = "Org.apache.hive.jdbc.HiveDriver"; Private StaticConnection con =NULL; Private StaticStatement stmt =NULL; Private StaticResultSet res =NULL; Public Static voidMain (string[]

Tags: AMS technology share word param rownum remote connection. exe GES resourceTwo days ago, because of the architectural design of the system, to access the hive database directly through Java, for my Java and Hadoop platform Novice, it is really difficult, but fortunately, it is done. The feeling is not very troublesome. This article, as a sentiment record down. (yangyang8848) I. How hive is accessed In

Tags: hive jdbc hive is the base component for data warehousing applications in big Data technology clusters, and is a benchmark for other similar data warehouse applications. The underlying data manipulation can be handled in a scripted manner with hive-client. If you need to develop an application, you need to connec

IMPORTANT: When you develop a hive program using JDBC, you must first turn on the remote service interface for hive. Use the following command to open: Hive-service Hiveserver 1).test Datauserinfo.txt File contents (tab key between each line of data):1 xiapi2 xiaoxue3 qingqing2).Program Code1packagecom.ljq.hive;Importj

Direct code: Remember to open hive JDBC Service hive--service HiveserverPackage Hive;import Java.sql.connection;import Java.sql.drivermanager;import java.sql.resultset;import Java.sql.statement;public class Hivedemo {static{//registered the JDBC driver try {class.forname ("

Label:package com.yuxipacific;import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.Statement;public class Hive {public static void main(String[] args) throws Exception { Class.forName("org.apache.hadoop.hive.jdbc.HiveDriver"); //String dropSQL="drop table javabloger"; //String createSQL="create table javabloger (key int, value string)"; //String insterSQL="LOAD DATA LOCAL INPATH ‘/work/

1. Start the Hive service./hive--service Hiveserver 2. Create Hive program Package Hive;import Java.sql.connection;import Java.sql.drivermanager;import java.sql.resultset;import Java.sql.sqlexception;import Java.sql.statement;public class TestHive02 {private static String drivername = " Org.apache.hadoop.hive.jdbc.Hi

data file in the folder in HDFs.When the hive deployment succeeds, the hive default database defaults to the corresponding directory on HDFs is/usr/hive/warehouse Modify Hive's metastore to MySQL installing MySQL on CentOS Yum install mysql-server starts MySQL service mysqld start -uroot into MySQL database Use MySQL; Query user's passwo

[Root@master ~]# Hive Missing Hive execution Jar:/root/hive/hive/lib/hive-exec-*.jar Display missing hive execution Jar when running hive:/usr/h