import{_ as n,o as s,c as a,a as e,f as t}from"./app-1qZw_5iI.js";const i={},l=t(`<h1 id="node-js-原生接口" tabindex="-1"><a class="header-anchor" href="#node-js-原生接口" aria-hidden="true">#</a> Node.js 原生接口</h1><p>IoTDB 使用 Thrift 作为跨语言的 RPC 框架，因此可以通过 Thrift 提供的接口来实现对 IoTDB 的访问。本文档将介绍如何生成可访问 IoTDB 的原生 Node.js 接口。</p><h2 id="依赖" tabindex="-1"><a class="header-anchor" href="#依赖" aria-hidden="true">#</a> 依赖</h2><ul><li>JDK &gt;= 1.8</li><li>Node.js &gt;= 16.0.0</li><li>thrift 0.14.1</li><li>Linux、Macos 或其他类 unix 系统</li><li>Windows+bash (下载 IoTDB Go client 需要 git ，通过 WSL、cygwin、Git Bash 任意一种方式均可)</li></ul><p>必须安装 thrift（0.14.1 或更高版本）才能将 thrift 文件编译为 Node.js 代码。下面是官方的安装教程，最终，您应该得到一个 thrift 可执行文件。</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code>http://thrift.apache.org/docs/install/
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><h2 id="编译-thrift-库-生成-node-js-原生接口" tabindex="-1"><a class="header-anchor" href="#编译-thrift-库-生成-node-js-原生接口" aria-hidden="true">#</a> 编译 thrift 库，生成 Node.js 原生接口</h2><ol><li>在 IoTDB 源代码文件夹的根目录中找到 pom.xml 文件。</li><li>打开 pom.xml 文件，找到以下内容：</li></ol><div class="language-xml line-numbers-mode" data-ext="xml"><pre class="language-xml"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>execution</span><span class="token punctuation">&gt;</span></span>
  <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>id</span><span class="token punctuation">&gt;</span></span>generate-thrift-sources-java<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>id</span><span class="token punctuation">&gt;</span></span>
  <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>phase</span><span class="token punctuation">&gt;</span></span>generate-sources<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>phase</span><span class="token punctuation">&gt;</span></span>
  <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>goals</span><span class="token punctuation">&gt;</span></span>
      <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>goal</span><span class="token punctuation">&gt;</span></span>compile<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>goal</span><span class="token punctuation">&gt;</span></span>
  <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>goals</span><span class="token punctuation">&gt;</span></span>
  <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>configuration</span><span class="token punctuation">&gt;</span></span>
      <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>generator</span><span class="token punctuation">&gt;</span></span>java<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>generator</span><span class="token punctuation">&gt;</span></span>
      <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>thriftExecutable</span><span class="token punctuation">&gt;</span></span>\${thrift.exec.absolute.path}<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>thriftExecutable</span><span class="token punctuation">&gt;</span></span>
      <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>thriftSourceRoot</span><span class="token punctuation">&gt;</span></span>\${basedir}/src/main/thrift<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>thriftSourceRoot</span><span class="token punctuation">&gt;</span></span>
  <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>configuration</span><span class="token punctuation">&gt;</span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>execution</span><span class="token punctuation">&gt;</span></span>
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><ol start="3"><li>参考该设置，在 pom.xml 文件中添加以下内容，用来生成 Node.js 的原生接口：</li></ol><div class="language-xml line-numbers-mode" data-ext="xml"><pre class="language-xml"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>execution</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>id</span><span class="token punctuation">&gt;</span></span>generate-thrift-sources-nodejs<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>id</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>phase</span><span class="token punctuation">&gt;</span></span>generate-sources<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>phase</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>goals</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>goal</span><span class="token punctuation">&gt;</span></span>compile<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>goal</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>goals</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>configuration</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>generator</span><span class="token punctuation">&gt;</span></span>js:node<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>generator</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>thriftExecutable</span><span class="token punctuation">&gt;</span></span>\${thrift.exec.absolute.path}<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>thriftExecutable</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>thriftSourceRoot</span><span class="token punctuation">&gt;</span></span>\${basedir}/src/main/thrift<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>thriftSourceRoot</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>includes</span><span class="token punctuation">&gt;</span></span>**/common.thrift,**/client.thrift<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>includes</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>outputDirectory</span><span class="token punctuation">&gt;</span></span>\${project.build.directory}/generated-sources-nodejs<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>outputDirectory</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>configuration</span><span class="token punctuation">&gt;</span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>execution</span><span class="token punctuation">&gt;</span></span>
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><ol start="4"><li>在 IoTDB 源代码文件夹的根目录下，运行<code>mvn clean generate-sources</code>，</li></ol><p>这个指令将自动删除<code>iotdb/iotdb-protocol/thrift/target</code> 和 <code>iotdb/iotdb-protocol/thrift-commons/target</code>中的文件，并使用新生成的 thrift 文件重新填充该文件夹。</p><p>这个文件夹在 git 中会被忽略，并且<strong>永远不应该被推到 git 中！</strong></p><p><strong>注意</strong>不要将<code>iotdb/iotdb-protocol/thrift/target</code> 和 <code>iotdb/iotdb-protocol/thrift-commons/target</code>上传到 git 仓库中 ！</p><h2 id="使用-node-js-原生接口" tabindex="-1"><a class="header-anchor" href="#使用-node-js-原生接口" aria-hidden="true">#</a> 使用 Node.js 原生接口</h2><p>将 <code>iotdb/iotdb-protocol/thrift/target/generated-sources-nodejs/</code> 和 <code>iotdb/iotdb-protocol/thrift-commons/target/generated-sources-nodejs/</code> 中的文件复制到您的项目中，即可使用。</p><h2 id="支持的-rpc-接口" tabindex="-1"><a class="header-anchor" href="#支持的-rpc-接口" aria-hidden="true">#</a> 支持的 rpc 接口</h2><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code>// 打开一个 session
TSOpenSessionResp openSession(1:TSOpenSessionReq req);

// 关闭一个 session
TSStatus closeSession(1:TSCloseSessionReq req);

// 执行一条 SQL 语句
TSExecuteStatementResp executeStatement(1:TSExecuteStatementReq req);

// 批量执行 SQL 语句
TSStatus executeBatchStatement(1:TSExecuteBatchStatementReq req);

// 执行查询 SQL 语句
TSExecuteStatementResp executeQueryStatement(1:TSExecuteStatementReq req);

// 执行插入、删除 SQL 语句
TSExecuteStatementResp executeUpdateStatement(1:TSExecuteStatementReq req);

// 向服务器取下一批查询结果
TSFetchResultsResp fetchResults(1:TSFetchResultsReq req)

// 获取元数据
TSFetchMetadataResp fetchMetadata(1:TSFetchMetadataReq req)

// 取消某次查询操作
TSStatus cancelOperation(1:TSCancelOperationReq req);

// 关闭查询操作数据集，释放资源
TSStatus closeOperation(1:TSCloseOperationReq req);

// 获取时区信息
TSGetTimeZoneResp getTimeZone(1:i64 sessionId);

// 设置时区
TSStatus setTimeZone(1:TSSetTimeZoneReq req);

// 获取服务端配置
ServerProperties getProperties();

// 设置 database
TSStatus setStorageGroup(1:i64 sessionId, 2:string storageGroup);

// 创建时间序列
TSStatus createTimeseries(1:TSCreateTimeseriesReq req);

// 创建多条时间序列
TSStatus createMultiTimeseries(1:TSCreateMultiTimeseriesReq req);

// 删除时间序列
TSStatus deleteTimeseries(1:i64 sessionId, 2:list&lt;string&gt; path)

// 删除 database
TSStatus deleteStorageGroups(1:i64 sessionId, 2:list&lt;string&gt; storageGroup);

// 按行插入数据
TSStatus insertRecord(1:TSInsertRecordReq req);

// 按 String 格式插入一条数据
TSStatus insertStringRecord(1:TSInsertStringRecordReq req);

// 按列插入数据
TSStatus insertTablet(1:TSInsertTabletReq req);

// 按列批量插入数据
TSStatus insertTablets(1:TSInsertTabletsReq req);

// 按行批量插入数据
TSStatus insertRecords(1:TSInsertRecordsReq req);

// 按行批量插入同属于某个设备的数据
TSStatus insertRecordsOfOneDevice(1:TSInsertRecordsOfOneDeviceReq req);

// 按 String 格式批量按行插入数据
TSStatus insertStringRecords(1:TSInsertStringRecordsReq req);

// 测试按列插入数据的延迟，注意：该接口不真实插入数据，只用来测试网络延迟
TSStatus testInsertTablet(1:TSInsertTabletReq req);

// 测试批量按列插入数据的延迟，注意：该接口不真实插入数据，只用来测试网络延迟
TSStatus testInsertTablets(1:TSInsertTabletsReq req);

// 测试按行插入数据的延迟，注意：该接口不真实插入数据，只用来测试网络延迟
TSStatus testInsertRecord(1:TSInsertRecordReq req);

// 测试按 String 格式按行插入数据的延迟，注意：该接口不真实插入数据，只用来测试网络延迟
TSStatus testInsertStringRecord(1:TSInsertStringRecordReq req);

// 测试按行插入数据的延迟，注意：该接口不真实插入数据，只用来测试网络延迟
TSStatus testInsertRecords(1:TSInsertRecordsReq req);

// 测试按行批量插入同属于某个设备的数据的延迟，注意：该接口不真实插入数据，只用来测试网络延迟
TSStatus testInsertRecordsOfOneDevice(1:TSInsertRecordsOfOneDeviceReq req);

// 测试按 String 格式批量按行插入数据的延迟，注意：该接口不真实插入数据，只用来测试网络延迟
TSStatus testInsertStringRecords(1:TSInsertStringRecordsReq req);

// 删除数据
TSStatus deleteData(1:TSDeleteDataReq req);

// 执行原始数据查询
TSExecuteStatementResp executeRawDataQuery(1:TSRawDataQueryReq req);

// 向服务器申请一个查询语句 ID
i64 requestStatementId(1:i64 sessionId);
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div>`,19);function c(o,p){return s(),a("div",null,[e(`

    Licensed to the Apache Software Foundation (ASF) under one
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    regarding copyright ownership.  The ASF licenses this file
    to you under the Apache License, Version 2.0 (the
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    with the License.  You may obtain a copy of the License at
    
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    Unless required by applicable law or agreed to in writing,
    software distributed under the License is distributed on an
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    KIND, either express or implied.  See the License for the
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`),l])}const d=n(i,[["render",c],["__file","Programming-NodeJS-Native-API.html.vue"]]);export{d as default};