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import{_ as i,C as t,O as r,P as o,ah as s,Q as n,U as e,ai as d,aW as c}from"./framework-62ad666a.js";const h={},l=c('<h1 id="udf-函数库" tabindex="-1"><a class="header-anchor" href="#udf-函数库" aria-hidden="true">#</a> UDF 函数库</h1><h2 id="快速开始" tabindex="-1"><a class="header-anchor" href="#快速开始" aria-hidden="true">#</a> 快速开始</h2><h3 id="什么是-udf-函数库" tabindex="-1"><a class="header-anchor" href="#什么是-udf-函数库" aria-hidden="true">#</a> 什么是 UDF 函数库</h3><p>对基于时序数据的应用而言,数据质量至关重要。<strong>UDF 函数库</strong> 基于 IoTDB 用户自定义函数 (UDF),实现了一系列关于数据质量的函数,包括数据画像、数据质量评估与修复等,有效满足了工业领域对数据质量的需求。</p><h3 id="快速开始-1" tabindex="-1"><a class="header-anchor" href="#快速开始-1" aria-hidden="true">#</a> 快速开始</h3><ol><li>下载包含全部依赖的 jar 包和注册脚本;</li><li>将 jar 包复制到 IoTDB 程序目录的<code>ext\\udf</code>目录下;</li><li>运行<code>sbin\\start-server.bat</code>(在 Windows 下)或<code>sbin\\start-server.sh</code>(在 Linux 或 MacOS 下)以启动 IoTDB 服务器;</li><li>将注册脚本复制到 IoTDB 的程序目录下(与<code>sbin</code>目录同级的根目录下),修改脚本中的参数(如果需要)并运行注册脚本以注册 UDF。</li></ol><h3 id="下载" tabindex="-1"><a class="header-anchor" href="#下载" aria-hidden="true">#</a> 下载</h3>',7),u={href:"https://thulab.github.io/iotdb-quality/zh/Download.html",target:"_blank",rel:"noopener noreferrer"};function f(p,b){const a=t("ExternalLinkIcon");return r(),o("div",null,[s(`
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