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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用户手册 (V0.8.x)</span> <!----></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>0-开始使用</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading open"><span>1-概述</span> <span class="arrow down"></span></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/zh/UserGuide/V0.8.x/1-Overview/1-What is IoTDB.html" class="sidebar-link">什么是IoTDB</a></li><li><a href="/zh/UserGuide/V0.8.x/1-Overview/2-Architecture.html" class="sidebar-link">架构</a></li><li><a href="/zh/UserGuide/V0.8.x/1-Overview/3-Scenario.html" class="sidebar-link">应用场景</a></li><li><a href="/zh/UserGuide/V0.8.x/1-Overview/4-Features.html" aria-current="page" class="active sidebar-link">特征</a></li></ul></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>2-基本概念</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>3-操作指南</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>4-系统部署与管理</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>5-IoTDB SQL文档</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>6-JDBC API</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>7-TsFile</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>8-系统工具</span> <span class="arrow right"></span></p> <!----></section></li></ul> </aside> <main class="page"> <div class="content content__default"><h1 id="主要功能与特点"><a href="#主要功能与特点" class="header-anchor">#</a> 主要功能与特点</h1> <p>IoTDB具有以下特点：</p> <ul><li>灵活的部署方式 |
| <ul><li>云端一键部署</li> <li>终端解压即用</li> <li>终端-云端无缝连接（数据云端同步工具）</li></ul></li> <li>低硬件成本的存储解决方案 |
| <ul><li>高压缩比的磁盘存储（10亿数据点硬盘成本低于1.4元）</li></ul></li> <li>目录结构的时间序列组织管理方式 |
| <ul><li>支持复杂结构的智能网联设备的时间序列组织</li> <li>支持大量同类物联网设备的时间序列组织</li> <li>可用模糊方式对海量复杂的时间序列目录结构进行检索</li></ul></li> <li>高通量的时间序列数据读写 |
| <ul><li>支持百万级低功耗强连接设备数据接入（海量）</li> <li>支持智能网联设备数据高速读写（高速）</li> <li>以及同时具备上述特点的混合负载</li></ul></li> <li>面向时间序列的丰富查询语义 |
| <ul><li>跨设备、跨传感器的时间序列时间对齐</li> <li>面向时序数据特征的计算（频域变换，0.8.2版本不支持）</li> <li>提供面向时间维度的丰富聚合函数支持</li></ul></li> <li>极低的学习门槛 |
| <ul><li>支持类SQL的数据操作</li> <li>提供JDBC的编程接口</li> <li>完善的导入导出工具</li></ul></li> <li>完美对接开源生态环境 |
| <ul><li>支持开源数据分析生态系统：Hadoop、Spark</li> <li>支持开源可视化工具对接：Grafana</li></ul></li></ul></div> <div class="page-nav"><p class="inner"><span class="prev"> |
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