HWI

A New Hive Web Interface

Features

Query

• Seamless intergration with existing hive deployment
• Save user queries in database
• Save hive query result in hdfs
• Show progress of queries
• Summary info, such as cpu time, total time, saved time
• Callback when hive query is completed
• Download full result

Crontab

• Create crontabs to run queries automatically

Implemention

Following frameworks are used:

• Twitter Bootstrap for html, css, js
• Velocity for view templating
• Jersey for url routing
• Quartz for queries scheduling

How to use

Download

$ git clone git@github.com:anjuke/hwi.git

Package

$ cd hwi
$ mvn clean package war:war

Deploy

$ mv ${HIVE_HOME}/lib/hive-hwi-x.jar ${HIVE_HOME}/lib/hive-hwi-x.jar.bak
$ mv ${HIVE_HOME}/lib/hive-hwi-x.war ${HIVE_HOME}/lib/hive-hwi-x.war.bak

$ cp target/hive-hwi-1.0.jar ${HIVE_HOME}/lib/hive-hwi-1.0.jar
$ cp target/hive-hwi-1.0.war ${HIVE_HOME}/lib/hive-hwi-1.0.war

**Pay attention!** Maybe you prefer not to simply overide conf/hive-site.xml

$ cp src/main/resources/hive-site.xml.template ${HIVE_HOME}/conf/hive-site.xml

Run

$ hive --service hwi

Develop

Create Database

$ create database hive
$ create user 'hive'@'localhost' identified by password 'hive'
$ grant all on hive.* to 'hive'@'localhost'
$ flush privileges

config file

cp src/main/resources/hive-site.xml.template src/main/resources/hive-site.xml
vim src/main/resources/hive-site.xml

cp src/main/resources/hive-site.xml {$HIVE_HOME}/conf/
cp ~/.m2/repository/mysql/mysql-connector-java/5.1.22/mysql-connector-java-5.1.22.jar {$HIVE_HOME}/lib/

Install DataNucleus

• install url is http://www.datanucleus.org/downloads/eclipse-update/

Create Eclipse Configuration

$ mvn eclipse:eclipse

Import Hwi Maven Project

1. eclipse import maven project
2. please use java environment
3. hwi project right click, DataNuclens => Add DataNuclens Support
4. hwi project right click, DataNuclens => Enable Auto-Enhancement

run project

1. hadoop fs -mkdir /user/hive/result
2. use TestRunHWIServer.java to run as java application
3. you can open your browser, input "http://localhost:9999/hwi/"