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Driver</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#how-to-get-jdbc-driver">How to get JDBC driver</a></li> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#setting-the-classpath">Setting the CLASSPATH</a></li> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#connecting-to-the-tajo-cluster-instance">Connecting to the Tajo cluster instance</a></li> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#connection-parameters">Connection Parameters</a></li> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#an-example-jdbc-client">An Example JDBC Client</a></li> +</ul> +</li> +<li class="toctree-l1"><a class="reference internal" href="../tajo_client_api.html">Tajo Client API</a></li> +<li class="toctree-l1"><a class="reference internal" href="../faq.html">FAQ</a></li> +</ul> + + + </div> + + </nav> + + <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap"> + + + <nav class="wy-nav-top" role="navigation" aria-label="top navigation"> + <i data-toggle="wy-nav-top" class="fa fa-bars"></i> + <a href="../index.html">Apache Tajo</a> + </nav> + + + + <div class="wy-nav-content"> + <div class="rst-content"> + <div role="navigation" aria-label="breadcrumbs navigation"> + <ul class="wy-breadcrumbs"> + <li><a href="../index.html">Docs</a> »</li> + + <li><a href="../configuration.html">Configuration</a> »</li> + + <li>Preliminary</li> + <li class="wy-breadcrumbs-aside"> + + <a href="../_sources/configuration/preliminary.txt" rel="nofollow"> View page source</a> + + </li> + </ul> + <hr/> +</div> + <div role="main"> + + <div class="section" id="preliminary"> +<h1>Preliminary<a class="headerlink" href="#preliminary" title="Permalink to this headline">¶</a></h1> +<div class="section" id="catalog-site-xml-and-tajo-site-xml"> +<h2>catalog-site.xml and tajo-site.xml<a class="headerlink" href="#catalog-site-xml-and-tajo-site-xml" title="Permalink to this headline">¶</a></h2> +<p>Tajo’s configuration is based on Hadoop’s configuration system. Tajo uses two config files:</p> +<ul class="simple"> +<li>catalog-site.xml - configuration for the catalog server.</li> +<li>tajo-site.xml - configuration for other tajo modules.</li> +</ul> +<p>Each config consists of a pair of a name and a value. If you want to set the config name <code class="docutils literal"><span class="pre">a.b.c</span></code> with the value <code class="docutils literal"><span class="pre">123</span></code>, add the following element to an appropriate file.</p> +<div class="highlight-xml"><div class="highlight"><pre><span class="nt"><property></span> + <span class="nt"><name></span>a.b.c<span class="nt"></name></span> + <span class="nt"><value></span>123<span class="nt"></value></span> +<span class="nt"></property></span> +</pre></div> +</div> +<p>Tajo has a variety of internal configs. If you don’t set some config explicitly, the default config will be used for for that config. Tajo is designed to use only a few of configs in usual cases. You may not be concerned with the configuration.</p> +<p>In default, there is no <code class="docutils literal"><span class="pre">tajo-site.xml</span></code> in <code class="docutils literal"><span class="pre">${TAJO}/conf</span></code> directory. If you set some configs, first copy <code class="docutils literal"><span class="pre">$TAJO_HOME/conf/tajo-site.xml.templete</span></code> to <code class="docutils literal"><span class="pre">tajo-site.xml</span></code>. Then, add the configs to your tajo-site.</p> +</div> +<div class="section" id="tajo-env-sh"> +<h2>tajo-env.sh<a class="headerlink" href="#tajo-env-sh" title="Permalink to this headline">¶</a></h2> +<p>tajo-env.sh is a shell script file. The main purpose of this file is to set shell environment variables for TajoMaster and TajoWorker java program. So, you can set some variable as follows:</p> +<div class="highlight-sh"><div class="highlight"><pre><span class="nv">VARIABLE</span><span class="o">=</span>value +</pre></div> +</div> +<p>If a value is a literal string, type this as follows:</p> +<div class="highlight-sh"><div class="highlight"><pre><span class="nv">VARIABLE</span><span class="o">=</span><span class="s1">'value'</span> +</pre></div> +</div> +</div> +</div> + + + </div> + <footer> + + <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation"> + + <a href="cluster_setup.html" class="btn btn-neutral float-right" title="Cluster Setup"/>Next <span class="fa fa-arrow-circle-right"></span></a> + + + <a href="../configuration.html" class="btn btn-neutral" title="Configuration"><span class="fa fa-arrow-circle-left"></span> Previous</a> + + </div> + + + <hr/> + + <div role="contentinfo"> + <p> + © Copyright 2015, Apache Tajo Team. + </p> + </div> + + <a href="https://github.com/snide/sphinx_rtd_theme";>Sphinx theme</a> provided by <a href="https://readthedocs.org";>Read the Docs</a> +</footer> + </div> + </div> + + </section> + + </div> + + + + + + <script type="text/javascript"> + var DOCUMENTATION_OPTIONS = { + URL_ROOT:'../', + VERSION:'0.11.0', + COLLAPSE_INDEX:false, + FILE_SUFFIX:'.html', + HAS_SOURCE: true + }; + </script> + <script type="text/javascript" src="../_static/jquery.js"></script> + <script type="text/javascript" src="../_static/underscore.js"></script> + <script type="text/javascript" src="../_static/doctools.js"></script> + + + + + + <script type="text/javascript" src="../_static/js/theme.js"></script> + + + + + <script type="text/javascript"> + jQuery(function () { + SphinxRtdTheme.StickyNav.enable(); + }); + </script> + + +</body> +</html> \ No newline at end of file
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class="current reference internal" href="">Cluster Service Configuration Defaults</a></li> +<li class="toctree-l2"><a class="reference internal" href="tajo-site-xml.html">The tajo-site.xml File</a></li> +<li class="toctree-l2"><a class="reference internal" href="catalog-site-xml.html">The catalog-site.xml File</a></li> +<li class="toctree-l2"><a class="reference internal" href="storage-site-json.html">The storage-site.json File</a></li> +</ul> +</li> +<li class="toctree-l1"><a class="reference internal" href="../tsql.html">Tajo Shell (TSQL)</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../tsql/meta_command.html">Meta Commands</a></li> +<li class="toctree-l2"><a class="reference internal" href="../tsql/dfs_command.html">Executing HDFS commands</a></li> +<li class="toctree-l2"><a class="reference internal" href="../tsql/variables.html">Session Variables</a></li> +<li class="toctree-l2"><a class="reference internal" href="../tsql/admin_command.html">Administration 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TABLE</a></li> +<li class="toctree-l2"><a class="reference internal" href="../hbase_integration.html#insert-overwrite-into">INSERT (OVERWRITE) INTO</a></li> +<li class="toctree-l2"><a class="reference internal" href="../hbase_integration.html#usage">Usage</a></li> +</ul> +</li> +<li class="toctree-l1"><a class="reference internal" href="../swift_integration.html">OpenStack Swift Integration</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../swift_integration.html#swift-configuration">Swift configuration</a></li> +<li class="toctree-l2"><a class="reference internal" href="../swift_integration.html#hadoop-configurations">Hadoop configurations</a></li> +<li class="toctree-l2"><a class="reference internal" href="../swift_integration.html#tajo-configuration">Tajo configuration</a></li> +<li class="toctree-l2"><a class="reference internal" href="../swift_integration.html#querying-on-swift">Querying on Swift</a></li> +</ul> +</li> +<li class="toctree-l1"><a class="reference internal" href="../jdbc_driver.html">Tajo JDBC Driver</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#how-to-get-jdbc-driver">How to get JDBC driver</a></li> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#setting-the-classpath">Setting the CLASSPATH</a></li> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#connecting-to-the-tajo-cluster-instance">Connecting to the Tajo cluster instance</a></li> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#connection-parameters">Connection Parameters</a></li> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#an-example-jdbc-client">An Example JDBC Client</a></li> +</ul> +</li> +<li class="toctree-l1"><a class="reference internal" href="../tajo_client_api.html">Tajo Client API</a></li> +<li class="toctree-l1"><a class="reference internal" href="../faq.html">FAQ</a></li> +</ul> + + + </div> + + </nav> + + <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap"> + + + <nav class="wy-nav-top" role="navigation" aria-label="top navigation"> + <i data-toggle="wy-nav-top" class="fa fa-bars"></i> + <a href="../index.html">Apache Tajo</a> + </nav> + + + + <div class="wy-nav-content"> + <div class="rst-content"> + <div role="navigation" aria-label="breadcrumbs navigation"> + <ul class="wy-breadcrumbs"> + <li><a href="../index.html">Docs</a> »</li> + + <li><a href="../configuration.html">Configuration</a> »</li> + + <li>Cluster Service Configuration Defaults</li> + <li class="wy-breadcrumbs-aside"> + + <a href="../_sources/configuration/service_config_defaults.txt" rel="nofollow"> View page source</a> + + </li> + </ul> + <hr/> +</div> + <div role="main"> + + <div class="section" id="cluster-service-configuration-defaults"> +<h1>Cluster Service Configuration Defaults<a class="headerlink" href="#cluster-service-configuration-defaults" title="Permalink to this headline">¶</a></h1> +<div class="section" id="tajo-master-configuration-defaults"> +<h2>Tajo Master Configuration Defaults<a class="headerlink" href="#tajo-master-configuration-defaults" title="Permalink to this headline">¶</a></h2> +<table border="1" class="docutils"> +<colgroup> +<col width="24%" /> +<col width="53%" /> +<col width="9%" /> +<col width="13%" /> +</colgroup> +<thead valign="bottom"> +<tr class="row-odd"><th class="head">Service Name</th> +<th class="head">Config Property Name</th> +<th class="head">Description</th> +<th class="head">default address</th> +</tr> +</thead> +<tbody valign="top"> +<tr class="row-even"><td>Tajo Master Umbilical Rpc</td> +<td>tajo.master.umbilical-rpc.address</td> +<td> </td> +<td>localhost:26001</td> +</tr> +<tr class="row-odd"><td>Tajo Master Client Rpc</td> +<td>tajo.master.client-rpc.address</td> +<td> </td> +<td>localhost:26002</td> +</tr> +<tr class="row-even"><td>Tajo Master Info Http</td> +<td>tajo.master.info-http.address</td> +<td> </td> +<td>0.0.0.0:26080</td> +</tr> +<tr class="row-odd"><td>Tajo Resource Tracker Rpc</td> +<td>tajo.resource-tracker.rpc.address</td> +<td> </td> +<td>localhost:26003</td> +</tr> +<tr class="row-even"><td>Tajo Catalog Client Rpc</td> +<td>tajo.catalog.client-rpc.address</td> +<td> </td> +<td>localhost:26005</td> +</tr> +</tbody> +</table> +<div class="section" id="tajo-worker-configuration-defaults"> +<h3>Tajo Worker Configuration Defaults<a class="headerlink" href="#tajo-worker-configuration-defaults" title="Permalink to this headline">¶</a></h3> +<table border="1" class="docutils"> +<colgroup> +<col width="24%" /> +<col width="53%" /> +<col width="9%" /> +<col width="13%" /> +</colgroup> +<thead valign="bottom"> +<tr class="row-odd"><th class="head">Service Name</th> +<th class="head">Config Property Name</th> +<th class="head">Description</th> +<th class="head">default address</th> +</tr> +</thead> +<tbody valign="top"> +<tr class="row-even"><td>Tajo Worker Peer Rpc</td> +<td>tajo.worker.peer-rpc.address</td> +<td> </td> +<td>0.0.0.0:28091</td> +</tr> +<tr class="row-odd"><td>Tajo Worker Client Rpc</td> +<td>tajo.worker.client-rpc.address</td> +<td> </td> +<td>0.0.0.0:28092</td> +</tr> +<tr class="row-even"><td>Tajo Worker Info Http</td> +<td>tajo.worker.info-http.address</td> +<td> </td> +<td>0.0.0.0:28080</td> +</tr> +</tbody> +</table> +</div> +</div> +</div> + + + </div> + <footer> + + <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation"> + + <a href="tajo-site-xml.html" class="btn btn-neutral float-right" title="The tajo-site.xml File"/>Next <span class="fa fa-arrow-circle-right"></span></a> + + + <a href="ha_configuration.html" class="btn btn-neutral" title="High Availability for TajoMaster"><span class="fa fa-arrow-circle-left"></span> Previous</a> + + </div> + + + <hr/> + + <div role="contentinfo"> + <p> + © Copyright 2015, Apache Tajo Team. + </p> + </div> + + <a 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class="reference internal" href="../index/future_work.html">Future Works</a></li> +</ul> +</li> +<li class="toctree-l1"><a class="reference internal" href="../backup_and_restore.html">Backup and Restore</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../backup_and_restore/catalog.html">Backup and Restore Catalog</a></li> +</ul> +</li> +<li class="toctree-l1"><a class="reference internal" href="../hive_integration.html">Hive Integration</a></li> +<li class="toctree-l1"><a class="reference internal" href="../hbase_integration.html">HBase Integration</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../hbase_integration.html#create-table">CREATE TABLE</a></li> +<li class="toctree-l2"><a class="reference internal" href="../hbase_integration.html#drop-table">DROP TABLE</a></li> +<li class="toctree-l2"><a class="reference internal" href="../hbase_integration.html#insert-overwrite-into">INSERT (OVERWRITE) INTO</a></li> +<li class="toctree-l2"><a class="reference internal" href="../hbase_integration.html#usage">Usage</a></li> +</ul> +</li> +<li class="toctree-l1"><a class="reference internal" href="../swift_integration.html">OpenStack Swift Integration</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../swift_integration.html#swift-configuration">Swift configuration</a></li> +<li class="toctree-l2"><a class="reference internal" href="../swift_integration.html#hadoop-configurations">Hadoop configurations</a></li> +<li class="toctree-l2"><a class="reference internal" href="../swift_integration.html#tajo-configuration">Tajo configuration</a></li> +<li class="toctree-l2"><a class="reference internal" href="../swift_integration.html#querying-on-swift">Querying on Swift</a></li> +</ul> +</li> +<li class="toctree-l1"><a class="reference internal" href="../jdbc_driver.html">Tajo JDBC Driver</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#how-to-get-jdbc-driver">How to get JDBC driver</a></li> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#setting-the-classpath">Setting the CLASSPATH</a></li> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#connecting-to-the-tajo-cluster-instance">Connecting to the Tajo cluster instance</a></li> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#connection-parameters">Connection Parameters</a></li> +<li class="toctree-l2"><a class="reference internal" href="../jdbc_driver.html#an-example-jdbc-client">An Example JDBC Client</a></li> +</ul> +</li> +<li class="toctree-l1"><a class="reference internal" href="../tajo_client_api.html">Tajo Client API</a></li> +<li class="toctree-l1"><a class="reference internal" href="../faq.html">FAQ</a></li> +</ul> + + + </div> + + </nav> + + <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap"> + + + <nav class="wy-nav-top" role="navigation" aria-label="top navigation"> + <i data-toggle="wy-nav-top" class="fa fa-bars"></i> + <a href="../index.html">Apache Tajo</a> + </nav> + + + + <div class="wy-nav-content"> + <div class="rst-content"> + <div role="navigation" aria-label="breadcrumbs navigation"> + <ul class="wy-breadcrumbs"> + <li><a href="../index.html">Docs</a> »</li> + + <li><a href="../configuration.html">Configuration</a> »</li> + + <li>The storage-site.json File</li> + <li class="wy-breadcrumbs-aside"> + + <a href="../_sources/configuration/storage-site-json.txt" rel="nofollow"> View page source</a> + + </li> + </ul> + <hr/> +</div> + <div role="main"> + + <div class="section" id="the-storage-site-json-file"> +<h1>The storage-site.json File<a class="headerlink" href="#the-storage-site-json-file" title="Permalink to this headline">¶</a></h1> +<p>This file is for configuring <a class="reference internal" href="../table_management/tablespaces.html"><em>Tablespaces</em></a>. +The syntax of <code class="docutils literal"><span class="pre">storage-site.json</span></code> is like this basically:</p> +<div class="code json highlight-python"><div class="highlight"><pre>{ + "spaces": { + <space config 1>, <space config 2>, ... + }, + "storages": { + <storage config 1>, <storage config 2>, ... + } +} +</pre></div> +</div> +<div class="section" id="spaces"> +<h2>Spaces<a class="headerlink" href="#spaces" title="Permalink to this headline">¶</a></h2> +<p>This is a section for registering tablespaces. Some space config example is here:</p> +<div class="code json highlight-python"><div class="highlight"><pre>"spaces": { + "jdbc_pgsql": { + "uri": "jdbc:postgresql://127.0.0.1:5740/origin", + "configs": { + "mapped_database":"tajo_pgsql_origin", + "connection_properties": { + "user":"tajouser", + "password":"123456" + } + } + }, + ... +} +</pre></div> +</div> +<ul class="simple"> +<li><strong>space name</strong> : Your own tablespace name which indicates a specific tablespace. Alpha-numeric characters and underscore(_) are permitted.</li> +<li><strong>uri</strong> : An URI address of a tablespace</li> +<li><strong>configs</strong> : It is optional. You can specify it as JSON object to pass to each tablespace handler.</li> +</ul> +<p>After you specify a tablespace, you can use it in <a class="reference external" href="../sql_language/ddl.html#create-table">create table statement</a>.</p> +</div> +<div class="section" id="storages"> +<h2>Storages<a class="headerlink" href="#storages" title="Permalink to this headline">¶</a></h2> +<p>This is for registering storage format and custom storage handler class. +Tajo already supports HDFS, HBase, PostgreSQL, Amazon S3, Openstack Swift, etc, thus in usual cases using mentioned storages, you don’t have to add any <code class="docutils literal"><span class="pre">storages</span></code> configuration. +However, if you want to use your custom storage as one of Tajo’s data source, you need to add a configuration for your storage. Here is an example of HDFS storage. +See <code class="xref doc docutils literal"><span class="pre">storage_plugins/overview</span></code> for more information.</p> +<div class="code json highlight-python"><div class="highlight"><pre>"storages": { + "hdfs": { + "handler": "org.apache.tajo.storage.FileTablespace", + "default-format": "text" + }, + ... +} +</pre></div> +</div> +</div> +</div> + + + </div> + <footer> + + <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation"> + + <a href="../tsql.html" class="btn btn-neutral float-right" title="Tajo Shell (TSQL)"/>Next <span class="fa fa-arrow-circle-right"></span></a> + + + <a href="catalog-site-xml.html" class="btn btn-neutral" title="The catalog-site.xml File"><span class="fa fa-arrow-circle-left"></span> Previous</a> + + </div> + + + <hr/> + + <div role="contentinfo"> + <p> + © Copyright 2015, Apache Tajo Team. + </p> + </div> + + <a href="https://github.com/snide/sphinx_rtd_theme";>Sphinx theme</a> provided by <a href="https://readthedocs.org";>Read the Docs</a> +</footer> + </div> + </div> + + </section> + + </div> + + + + + + <script type="text/javascript"> + var DOCUMENTATION_OPTIONS = { + URL_ROOT:'../', + VERSION:'0.11.0', + COLLAPSE_INDEX:false, + FILE_SUFFIX:'.html', + HAS_SOURCE: true + }; + </script> + <script type="text/javascript" src="../_static/jquery.js"></script> + <script type="text/javascript" src="../_static/underscore.js"></script> + <script type="text/javascript" src="../_static/doctools.js"></script> + + + + + + <script type="text/javascript" src="../_static/js/theme.js"></script> + + + + + <script type="text/javascript"> + jQuery(function () { + SphinxRtdTheme.StickyNav.enable(); + }); + </script> + + +</body> +</html> \ No newline at end of file
