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 class="col-md-9 col-sm-12"><div class="content-header hidden-md 
hidden-lg"><div id="page-title"><h1>Changing Data Store</h1></div></div><div 
id="table-of-content-wrapper"><h5>On this page</h5><aside 
id="table-of-contents"><ul> <li> <a href="#changing-storage-setup">Changing 
Storage Setup</a> </li> </ul> </aside><hr/><a id="edit-page-link" 
href="https://github.com/apache/
 
incubator-predictionio/tree/livedoc/docs/manual/source/install/config-datastore.html.md"><img
 src="/images/icons/edit-pencil-d6c1bb3d.png"/>Edit this page</a></div><div 
class="content-header hidden-sm hidden-xs"><div id="page-title"><h1>Changing 
Data Store</h1></div></div><div class="content"> <h1 
id='changing-storage-setup' class='header-anchors'>Changing Storage 
Setup</h1><p>PredictionIO relies on a data store to store its metadata. At the 
moment, PredictionIO&#39;s storage layer supports <a 
href="http://www.elasticsearch.org/";>Elasticsearch</a>. Make sure you have it 
running and functioning properly on your computer.</p> <ol> <li><p>If you are 
using Elasticsearch at the localhost and its default settings, you may stop 
here.</p></li> <li><p>Otherwise, change the following in 
<code>conf/pio-env.sh</code> to fit your setup.</p></li> </ol> <div 
class="highlight shell"><table style="border-spacing: 0"><tbody><tr><td 
class="gutter gl" style="text-align: right"><pre class="lineno">1
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class="level-2"><a class="final" href="/start/download/"><span>Downloading an 
Engine Template</span></a></li><li class="level-2"><a class="final" 
href="/start/deploy/"><span>Deploying Your First Engine</span></a></li><li 
class="level-2"><a class="final" href="/start/customize/"><span>Customizing the 
Engine</span></a></li></ul></li><li class="level-1"><a class="expandible" 
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href="/deploy/plugin/"><span>Engine Server Plugin</span></a></li></ul></li><li 
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class="level-2"><a class="final" href="/system/anotherdatastore/"><span>Using 
Another Data Store</span></a></li></ul></li><li class="level-1"><a 
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Templates</span></a><ul><li class="level-2"><a class="final" 
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Start</span></a></li><li class="level-3"><a class="final" 
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class="level-3"><a class="final" 
href="/templates/recommendation/how-to/"><span>How-To</span></a></li><li 
class="level-3"><a class="final" 
href="/templates/recommendation/reading-custom-events/"><span>Read Custom 
Events</span></a></li><li class="level-3"><a class="final" 
href="/templates/recommendation/customize-data-prep/"><span>Customize Data 
Preparator</span></a></li><li class="level-3"><a class="final" 
href="/templates/recommendation/customize-serving/"><span>Customize 
Serving</span></a></li><li class="level-3"><a class="final" 
href="/templates/recommendation/training-with-implicit-preference/"><span>Train 
with Implicit Preference</span></a></li><li class="level-3"><a class="final" 
href="/templates/recommendation/blacklist-items/"><span>Filter Recommended 
Items by Blacklist in Query</span></a></li><li class="level-3"><a class="final" 
href="/templates/recommendation/batch-evaluator/"><span>Batch Persist
 able Evaluator</span></a></li></ul></li><li class="level-2"><a 
class="expandible" href="#"><span>E-Commerce Recommendation</span></a><ul><li 
class="level-3"><a class="final" 
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Start</span></a></li><li class="level-3"><a class="final" 
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 class="col-md-9 col-sm-12"><div class="content-header hidden-md 
hidden-lg"><div id="page-title"><h1>Changing Data Store</h1></div></div><div 
id="table-of-content-wrapper"><h5>On this page</h5><aside 
id="table-of-contents"><ul> <li> <a href="#changing-storage-setup">Changing 
Storage Setup</a> </li> </ul> </aside><hr/><a id="edit-page-link" 
href="https://github.com/apache/prediction
 io/tree/livedoc/docs/manual/source/install/config-datastore.html.md"><img 
src="/images/icons/edit-pencil-d6c1bb3d.png"/>Edit this page</a></div><div 
class="content-header hidden-sm hidden-xs"><div id="page-title"><h1>Changing 
Data Store</h1></div></div><div class="content"> <h1 
id='changing-storage-setup' class='header-anchors'>Changing Storage 
Setup</h1><p>PredictionIO relies on a data store to store its metadata. At the 
moment, PredictionIO&#39;s storage layer supports <a 
href="http://www.elasticsearch.org/";>Elasticsearch</a>. Make sure you have it 
running and functioning properly on your computer.</p> <ol> <li><p>If you are 
using Elasticsearch at the localhost and its default settings, you may stop 
here.</p></li> <li><p>Otherwise, change the following in 
<code>conf/pio-env.sh</code> to fit your setup.</p></li> </ol> <div 
class="highlight shell"><table style="border-spacing: 0"><tbody><tr><td 
class="gutter gl" style="text-align: right"><pre class="lineno">1
 2
 3</pre></td><td class="code"><pre>   <span 
class="nv">PIO_STORAGE_SOURCES_ELASTICSEARCH_TYPE</span><span 
class="o">=</span>elasticsearch
    <span class="nv">PIO_STORAGE_SOURCES_ELASTICSEARCH_HOSTS</span><span 
class="o">=</span>localhost
    <span class="nv">PIO_STORAGE_SOURCES_ELASTICSEARCH_PORTS</span><span 
class="o">=</span>9300
-</pre></td></tr></tbody></table> </div> <p>Save <code>conf/pio-env.sh</code> 
and you are done!</p></div></div></div></div><footer><div 
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http://git-wip-us.apache.org/repos/asf/predictionio-site/blob/9d2bd407/install/index.html
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--- a/install/index.html
+++ b/install/index.html
@@ -1,4 +1,4 @@
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PredictionIO</span></li></ul></div><div id="page-title"><h1>Installing Apache 
PredictionIO®</h1></div></div><div class="content"> <h2 id='prerequisites' 
class='header-anchors'>Prerequisites</h2><p>It is <strong>very 
important</strong> to meet the minimum version of the following technologies 
that power Apache PredictionIO®.</p> <ul> <li>Apache H
 adoop 2.6.5 (optional, required only if YARN and HDFS are needed)</li> 
<li>Apache Spark 1.6.3 for Hadoop 2.6</li> <li>Java SE Development Kit 8</li> 
</ul> <p>and one of the following sets:</p> <ul> <li>PostgreSQL 9.1</li> </ul> 
<p>or</p> <ul> <li>MySQL 5.1</li> </ul> <p>or</p> <ul> <li>Apache HBase 
0.98.5</li> <li>Elasticsearch 1.7.6</li> </ul> <p>If you are running on a 
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which is the default operation mode without further configuration, may not 
work. In that case, configure your Apache Spark to run in <a 
href="http://spark.apache.org/docs/latest/spark-standalone.html";>standalone 
cluster mode</a>.</p></div><h2 id='installation' 
class='header-anchors'>Installation</h2><p>Apache PredictionIO® runs on a Java 
virtual machine, so it runs on most platforms. Choose your platform below:</p> 
<ul> <li><a href="/install/install-sourcecode/">Installing Apa
 che PredictionIO from Source Code</a></li> </ul> <p>You may also use one of 
the community-contributed packages to install Apache PredictionIO®:</p> <ul> 
<li><a 
href="/community/projects/#docker-installation-for-predictionio">Installing 
Apache PredictionIO with Docker</a></li> <li><a 
href="https://github.com/heroku/predictionio-buildpack";>Heroku Buildpack</a> 
for <a 
href="https://github.com/heroku/predictionio-buildpack/blob/master/DEV.md";>local
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href="https://github.com/heroku/predictionio-buildpack/blob/master/CUSTOM.md";>deployment</a></li>
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versions, you may need to clear both HBase and Elasticsearch. See more <a 
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href="/customize/troubleshooting/"><span>Troubleshooting Engine 
Development</span></a></li><li class="level-2"><a class="final" 
href="/api/current/#package"><span>Engine Scala 
APIs</span></a></li></ul></li><li class="level-1"><a class="expandible" 
href="#"><span>Collecting 
 and Analyzing Data</span></a><ul><li class="level-2"><a class="final" 
href="/datacollection/"><span>Event Server Overview</span></a></li><li 
class="level-2"><a class="final" 
href="/datacollection/eventapi/"><span>Collecting Data with 
REST/SDKs</span></a></li><li class="level-2"><a class="final" 
href="/datacollection/eventmodel/"><span>Events Modeling</span></a></li><li 
class="level-2"><a class="final" 
href="/datacollection/webhooks/"><span>Unifying Multichannel Data with 
Webhooks</span></a></li><li class="level-2"><a class="final" 
href="/datacollection/channel/"><span>Channel</span></a></li><li 
class="level-2"><a class="final" 
href="/datacollection/batchimport/"><span>Importing Data in 
Batch</span></a></li><li class="level-2"><a class="final" 
href="/datacollection/analytics/"><span>Using Analytics 
Tools</span></a></li><li class="level-2"><a class="final" 
href="/datacollection/plugin/"><span>Event Server 
Plugin</span></a></li></ul></li><li class="level-1"><a class="expandible" href="
 #"><span>Choosing an Algorithm(s)</span></a><ul><li class="level-2"><a 
class="final" href="/algorithm/"><span>Built-in Algorithm 
Libraries</span></a></li><li class="level-2"><a class="final" 
href="/algorithm/switch/"><span>Switching to Another 
Algorithm</span></a></li><li class="level-2"><a class="final" 
href="/algorithm/multiple/"><span>Combining Multiple 
Algorithms</span></a></li><li class="level-2"><a class="final" 
href="/algorithm/custom/"><span>Adding Your Own 
Algorithms</span></a></li></ul></li><li class="level-1"><a class="expandible" 
href="#"><span>ML Tuning and Evaluation</span></a><ul><li class="level-2"><a 
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href="/evaluation/evaluationdashboard/"><span>Evaluation 
Dashboard</span></a></li><li class="level-2"><a class="final" 
href="/evaluation/metricchoose/"><span>C
 hoosing Evaluation Metrics</span></a></li><li class="level-2"><a class="final" 
href="/evaluation/metricbuild/"><span>Building Evaluation 
Metrics</span></a></li></ul></li><li class="level-1"><a class="expandible" 
href="#"><span>System Architecture</span></a><ul><li class="level-2"><a 
class="final" href="/system/"><span>Architecture Overview</span></a></li><li 
class="level-2"><a class="final" href="/system/anotherdatastore/"><span>Using 
Another Data Store</span></a></li></ul></li><li class="level-1"><a 
class="expandible" href="#"><span>PredictionIO® Official 
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class="level-3"><a class="final" 
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Start</span></a></li><li class="level-3"><a class="final" 
href="/templates/recommendation/dase/"><span>DASE</span></a></li><li 
class="level-3"><a 
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class="level-3"><a class="final" 
href="/templates/recommendation/reading-custom-events/"><span>Read Custom 
Events</span></a></li><li class="level-3"><a class="final" 
href="/templates/recommendation/customize-data-prep/"><span>Customize Data 
Preparator</span></a></li><li class="level-3"><a class="final" 
href="/templates/recommendation/customize-serving/"><span>Customize 
Serving</span></a></li><li class="level-3"><a class="final" 
href="/templates/recommendation/training-with-implicit-preference/"><span>Train 
with Implicit Preference</span></a></li><li class="level-3"><a class="final" 
href="/templates/recommendation/blacklist-items/"><span>Filter Recommended 
Items by Blacklist in Query</span></a></li><li class="level-3"><a class="final" 
href="/templates/recommendation/batch-eval
 uator/"><span>Batch Persistable Evaluator</span></a></li></ul></li><li 
class="level-2"><a class="expandible" href="#"><span>E-Commerce 
Recommendation</span></a><ul><li class="level-3"><a class="final" 
href="/templates/ecommercerecommendation/quickstart/"><span>Quick 
Start</span></a></li><li class="level-3"><a class="final" 
href="/templates/ecommercerecommendation/dase/"><span>DASE</span></a></li><li 
class="level-3"><a class="final" 
href="/templates/ecommercerecommendation/how-to/"><span>How-To</span></a></li><li
 class="level-3"><a class="final" 
href="/templates/ecommercerecommendation/train-with-rate-event/"><span>Train 
with Rate Event</span></a></li><li class="level-3"><a class="final" 
href="/templates/ecommercerecommendation/adjust-score/"><span>Adjust 
Score</span></a></li></ul></li><li class="level-2"><a class="expandible" 
href="#"><span>Similar Product</span></a><ul><li class="level-3"><a 
class="final" href="/templates/similarproduct/quickstart/"><span>Quick 
Start</span></a></li
 ><li class="level-3"><a class="final" 
 >href="/templates/similarproduct/dase/"><span>DASE</span></a></li><li 
 >class="level-3"><a class="final" 
 >href="/templates/similarproduct/how-to/"><span>How-To</span></a></li><li 
 >class="level-3"><a class="final" 
 >href="/templates/similarproduct/multi-events-multi-algos/"><span>Multiple 
 >Events and Multiple Algorithms</span></a></li><li class="level-3"><a 
 >class="final" 
 >href="/templates/similarproduct/return-item-properties/"><span>Returns Item 
 >Properties</span></a></li><li class="level-3"><a class="final" 
 >href="/templates/similarproduct/train-with-rate-event/"><span>Train with Rate 
 >Event</span></a></li><li class="level-3"><a class="final" 
 >href="/templates/similarproduct/rid-user-set-event/"><span>Get Rid of Events 
 >for Users</span></a></li><li class="level-3"><a class="final" 
 >href="/templates/similarproduct/recommended-user/"><span>Recommend 
 >Users</span></a></li></ul></li><li class="level-2"><a class="expandible" 
 >href="#"><span>Classification</span></a>
 <ul><li class="level-3"><a class="final" 
href="/templates/classification/quickstart/"><span>Quick 
Start</span></a></li><li class="level-3"><a class="final" 
href="/templates/classification/dase/"><span>DASE</span></a></li><li 
class="level-3"><a class="final" 
href="/templates/classification/how-to/"><span>How-To</span></a></li><li 
class="level-3"><a class="final" 
href="/templates/classification/add-algorithm/"><span>Use Alternative 
Algorithm</span></a></li><li class="level-3"><a class="final" 
href="/templates/classification/reading-custom-properties/"><span>Read Custom 
Properties</span></a></li></ul></li></ul></li><li class="level-1"><a 
class="expandible" href="#"><span>Engine Template Gallery</span></a><ul><li 
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href="/gallery/template-gallery/"><span>Browse</span></a></li><li 
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href="/community/submit-template/"><span>Submit your Engine as a 
Template</span></a></li></ul></li><li class="level-1"><a class="expandible" 
href=
 "#"><span>Demo Tutorials</span></a><ul><li class="level-2"><a class="final" 
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Webhook</span></a></li><li class="level-2"><a class="final" href="/c
 ommunity/projects/"><span>Community Projects</span></a></li></ul></li><li 
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Help</span></a><ul><li class="level-2"><a class="final" 
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Cadence</span></a></li><li class="level-2"><a class="final" 
href="/resources/intellij/"><span>Developing Engines with IntelliJ 
IDEA</span></a></li><li class="level-2"><a class="final" 
href="/resources/upgrade/"><span>Upgrade Instructions</span></a></li><li 
class="level-2"><a class="final" 
href="/resources/glossary/"><span>Glossary</span></a></li></ul></li><li 
class="level-1"><a class="expandible" href="#"><s
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class="final" href="https://www.apache.org/";><span>Apache 
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hidden-lg"><div id="breadcrumbs" class="hidden-sm hidden xs"><ul><li><a 
href="#">Getting Started</a><span class="spacer">&gt;</span></li><li><span 
class="last">Installing Apache PredictionIO</span></li></ul></div><div 
id="page-title"><h1>Installing Apache PredictionIO®</h1></div></div><div 
 id="table-of-content-wrapper"><h5>On this page</h5><aside 
id="table-of-contents"><ul> <li> <a href="#prerequisites">Prerequisites</a> 
</li> <li> <a href="#installation">Installation</a> </li> </ul> </aside><hr/><a 
id="edit-page-link" 
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class="hidden-sm hidden xs"><ul><li><a href="#">Getting Started</a><span 
class="spacer">&gt;</span></li><li><span class="last">Installing Apache 
PredictionIO</span></li></ul></div><div id="page-title"><h1>Installing Apache 
PredictionIO®</h1></div></div><div class="content"> <h2 id='prerequisites' 
class='header-anchors'>Prerequisites</h2><p>It is <strong>very 
important</strong> to meet the minimum version of the following technologies 
that power Apache PredictionIO®.</p> <ul> <li>Apache Hadoop 2.6.5 (optiona
 l, required only if YARN and HDFS are needed)</li> <li>Apache Spark 1.6.3 for 
Hadoop 2.6</li> <li>Java SE Development Kit 8</li> </ul> <p>and one of the 
following sets:</p> <ul> <li>PostgreSQL 9.1</li> </ul> <p>or</p> <ul> <li>MySQL 
5.1</li> </ul> <p>or</p> <ul> <li>Apache HBase 0.98.5</li> <li>Elasticsearch 
1.7.6</li> </ul> <p>If you are running on a single machine, we recommend a 
minimum of 2GB memory.</p><div class="alert-message info"><p>If you are using 
Linux, Apache Spark local mode, which is the default operation mode without 
further configuration, may not work. In that case, configure your Apache Spark 
to run in <a 
href="http://spark.apache.org/docs/latest/spark-standalone.html";>standalone 
cluster mode</a>.</p></div><h2 id='installation' 
class='header-anchors'>Installation</h2><p>Apache PredictionIO® runs on a Java 
virtual machine, so it runs on most platforms. Choose your platform below:</p> 
<ul> <li><a href="/install/install-sourcecode/">Installing Apache PredictionIO 
fro
 m Source Code</a></li> </ul> <p>You may also use one of the 
community-contributed packages to install Apache PredictionIO®:</p> <ul> 
<li><a 
href="/community/projects/#docker-installation-for-predictionio">Installing 
Apache PredictionIO with Docker</a></li> <li><a 
href="https://github.com/heroku/predictionio-buildpack";>Heroku Buildpack</a> 
for <a 
href="https://github.com/heroku/predictionio-buildpack/blob/master/DEV.md";>local
 development</a> and <a 
href="https://github.com/heroku/predictionio-buildpack/blob/master/CUSTOM.md";>deployment</a></li>
 </ul> <div class="alert-message warning"><p><strong>0.8.2 contains schema 
changes from the previous versions, if you have installed the previous 
versions, you may need to clear both HBase and Elasticsearch. See more <a 
href="/resources/upgrade/">here</a>.</strong></p></div></div></div></div></div><footer><div
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