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| <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></nav> <ul class="sidebar-links"><li><section class="sidebar-group depth-0"><p class="sidebar-heading"><span>IoTDB User Guide (In progress)</span> <!----></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Get Started</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Overview</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Concept</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Server</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Client</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Operation Manual</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading open"><span>System Tools</span> <span class="arrow down"></span></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/UserGuide/Master/System Tools/Sync Tool.html" class="sidebar-link">Sync Tool</a></li><li><a href="/UserGuide/Master/System Tools/JMX Tool.html" class="sidebar-link">JMX Tool</a></li><li><a href="/UserGuide/Master/System Tools/Watermark Tool.html" class="sidebar-link">Watermark Tool</a></li><li><a href="/UserGuide/Master/System Tools/Query History Visualization Tool.html" class="sidebar-link">Query History Visualization Tool</a></li><li><a href="/UserGuide/Master/System Tools/Monitor and Log Tools.html" class="sidebar-link">Monitor and Log Tools</a></li><li><a href="/UserGuide/Master/System Tools/Load External Tsfile.html" class="active sidebar-link">Load External Tsfile</a></li><li><a href="/UserGuide/Master/System Tools/Performance Tracing Tool.html" class="sidebar-link">Performance Tracing Tool</a></li><li><a href="/UserGuide/Master/System Tools/MLogParser Tool.html" class="sidebar-link">MLogParser Tool</a></li><li><a href="/UserGuide/Master/System Tools/NodeTool.html" class="sidebar-link">Node Tool</a></li><li><a href="/UserGuide/Master/System Tools/CSV Tool.html" class="sidebar-link">CSV Tool</a></li></ul></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Ecosystem Integration</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Architecture</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Comparison with TSDBs</span> <span class="arrow right"></span></p> <!----></section></li></ul> </aside> <main class="page"> <div class="content content__default"><h1 id="load-external-tsfile-tool"><a href="#load-external-tsfile-tool" class="header-anchor">#</a> Load External TsFile Tool</h1> <h1 id="introduction"><a href="#introduction" class="header-anchor">#</a> Introduction</h1> <p>The load external tsfile tool allows users to load tsfiles, delete a tsfile, or move a tsfile to target directory from the running Apache IoTDB instance.</p> <h1 id="usage"><a href="#usage" class="header-anchor">#</a> Usage</h1> <p>The user sends specified commands to the Apache IoTDB system through the Cli tool or JDBC to use the tool.</p> <h2 id="load-tsfiles"><a href="#load-tsfiles" class="header-anchor">#</a> load tsfiles</h2> <p>The command to load tsfiles is <code>load "<path/dir>" [true/false] [storage group level]</code>.</p> <p>This command has two usages:</p> <ol><li>Load a single tsfile by specifying a file path (absolute path).</li></ol> <p>The second parameter indicates the path of the tsfile to be loaded and the name of the tsfile needs to conform to the tsfile naming convention, that is, <code>{systemTime}-{versionNum}-{mergeNum} .tsfile</code>. The third and fourth parameters are optional. If the metadata correspond to the timeseries in the tsfile to be loaded does not exist, you can choose whether to create the schema automatically. If the third parameter is true, the schema is created automatically. If the third parameter is false, the schema will not be created. By default, the schema will be created. If the storage group correspond to the tsfile does not exist, the user can set the level of storage group through the fourth parameter. By default, it uses the storage group level which is set in <code>iotdb-engine.properties</code>. |
| If the <code>.resource</code> file corresponding to the file exists, it will be loaded into the data directory and engine of the Apache IoTDB. Otherwise, the corresponding <code>.resource</code> file will be regenerated from the tsfile file.</p> <p>Examples:</p> <ul><li><code>load "/Users/Desktop/data/1575028885956-101-0.tsfile"</code></li> <li><code>load "/Users/Desktop/data/1575028885956-101-0.tsfile" false</code></li> <li><code>load "/Users/Desktop/data/1575028885956-101-0.tsfile" true</code></li> <li><code>load "/Users/Desktop/data/1575028885956-101-0.tsfile" true 1</code></li></ul> <ol start="2"><li>Load a batch of files by specifying a folder path (absolute path).</li></ol> <p>The second parameter indicates the path of the tsfile to be loaded and the name of the tsfiles need to conform to the tsfile naming convention, that is, <code>{systemTime}-{versionNum}-{mergeNum} .tsfile</code>. The third and fourth parameters are optional. When the metadata corresponding to the time series in the tsfile to be loaded does not exist, you can choose whether to create the schema automatically. If the third parameter is true, the schema will be created automatically. If the third parameter is false, the schema will not be created. By default, the schema will be created. When the storage group corresponding to tsfile does not exist, the user can set the level of storage group through the fourth parameter. By default, it'll use the storage group level which is set in <code>iotdb-engine.properties</code>. |
| If the <code>.resource</code> file corresponding to the file exists, they will be loaded into the data directory and engine of the Apache IoTDB. Otherwise, the corresponding<code>.resource</code> files will be regenerated from the tsfile sfile.</p> <p>Examples:</p> <ul><li><code>load "/Users/Desktop/data"</code></li> <li><code>load "/Users/Desktop/data" false</code></li> <li><code>load "/Users/Desktop/data" true</code></li> <li><code>load "/Users/Desktop/data" true 1</code></li></ul> <h2 id="remove-a-tsfile"><a href="#remove-a-tsfile" class="header-anchor">#</a> remove a tsfile</h2> <p>The command to delete a tsfile is: <code>remove "<path>"</code>.</p> <p>This command deletes a tsfile by specifying the file path. The specific implementation is to delete the tsfile and its corresponding <code>.resource</code> and<code>.modification</code> files.</p> <p>Examples:</p> <ul><li><code>remove "root.vehicle/1575028885956-101-0.tsfile"</code></li> <li><code>remove "1575028885956-101-0.tsfile"</code></li></ul> <h2 id="move-a-tsfile-to-a-target-directory"><a href="#move-a-tsfile-to-a-target-directory" class="header-anchor">#</a> move a tsfile to a target directory</h2> <p>The command to move a tsfile to target directory is: <code>move "<path>" "<dir>"</code>.</p> <p>This command moves a tsfile to a target directory by specifying tsfile path and the target directory(absolute path). The specific implementation is to remove the tsfile from the engine and move the tsfile file and its corresponding <code>.resource</code> file to the target directory.</p> <p>Examples:</p> <ul><li><code>move "root.vehicle/1575029224130-101-0.tsfile" "/data/data/tmp"</code></li> <li><code>move "1575029224130-101-0.tsfile" "/data/data/tmp"</code></li></ul></div> <div class="page-nav"><p class="inner"><span class="prev"> |
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