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| gitHub |
| <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 (V0.12.x)</span> <!----></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>IoTDB Introduction</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Quick Start</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Data Concept</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>CLI</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Administration Management</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>IoTDB-SQL Language</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>API</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>UDF</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading open"><span>Communication Service Protocol</span> <span class="arrow down"></span></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/UserGuide/V0.12.x/Communication-Service-Protocol/Programming-Thrift.html" aria-current="page" class="active sidebar-link">Thrift</a></li><li><a href="/UserGuide/V0.12.x/Communication-Service-Protocol/Programming-MQTT.html" class="sidebar-link">MQTT</a></li></ul></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>System Tools</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Collaboration of Edge and Cloud</span> <span class="arrow right"></span></p> <!----></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>Cluster Setup</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>FAQ</span> <span class="arrow right"></span></p> <!----></section></li><li><section class="sidebar-group collapsable depth-0"><p class="sidebar-heading"><span>Appendix</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="communication-service-protocol"><a href="#communication-service-protocol" class="header-anchor">#</a> Communication Service protocol</h1> <h2 id="thrift-rpc-interface"><a href="#thrift-rpc-interface" class="header-anchor">#</a> Thrift rpc interface</h2> <h3 id="introduction"><a href="#introduction" class="header-anchor">#</a> introduction</h3> <p>Thrift is a remote procedure call software framework for the development of extensible and cross-language services. |
| It combines a powerful software stack and code generation engine, |
| In order to build seamlessly integrated and efficient services among programming languages such as C++, Java, Go, Python, PHP, Ruby, Erlang, Perl, Haskell, C#, Cocoa, JavaScript, Node.js, Smalltalk, and OCaml.</p> <p>IoTDB server and client use thrift for communication. In actual use, it is recommended to use the native client package provided by IoTDB: |
| Session or Session Pool. If you have special needs, you can also program directly against the RPC interface</p> <p>The default IoTDB server uses port 6667 as the RPC communication port, you can modify the configuration item</p> <div class="language- line-numbers-mode"><pre class="language-text"><code>rpc_port=6667 |
| </code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br></div></div><p>to change the default thrift port</p> <h3 id="rpc-interface"><a href="#rpc-interface" class="header-anchor">#</a> rpc interface</h3> <div class="language- line-numbers-mode"><pre class="language-text"><code>// open a session |
| TSOpenSessionResp openSession(1:TSOpenSessionReq req); |
| |
| // close a session |
| TSStatus closeSession(1:TSCloseSessionReq req); |
| |
| // run an SQL statement in batch |
| TSExecuteStatementResp executeStatement(1:TSExecuteStatementReq req); |
| |
| // execute SQL statement in batch |
| TSStatus executeBatchStatement(1:TSExecuteBatchStatementReq req); |
| |
| // execute query SQL statement |
| TSExecuteStatementResp executeQueryStatement(1:TSExecuteStatementReq req); |
| |
| // execute insert, delete and update SQL statement |
| TSExecuteStatementResp executeUpdateStatement(1:TSExecuteStatementReq req); |
| |
| // fetch next query result |
| TSFetchResultsResp fetchResults(1:TSFetchResultsReq req) |
| |
| // fetch meta data |
| TSFetchMetadataResp fetchMetadata(1:TSFetchMetadataReq req) |
| |
| // cancel a query |
| TSStatus cancelOperation(1:TSCancelOperationReq req); |
| |
| // close a query dataset |
| TSStatus closeOperation(1:TSCloseOperationReq req); |
| |
| // get time zone |
| TSGetTimeZoneResp getTimeZone(1:i64 sessionId); |
| |
| // set time zone |
| TSStatus setTimeZone(1:TSSetTimeZoneReq req); |
| |
| // get server's properties |
| ServerProperties getProperties(); |
| |
| // set storage group |
| TSStatus setStorageGroup(1:i64 sessionId, 2:string storageGroup); |
| |
| // create timeseries |
| TSStatus createTimeseries(1:TSCreateTimeseriesReq req); |
| |
| // create multi timeseries |
| TSStatus createMultiTimeseries(1:TSCreateMultiTimeseriesReq req); |
| |
| // delete timeseries |
| TSStatus deleteTimeseries(1:i64 sessionId, 2:list<string> path) |
| |
| // delete sttorage groups |
| TSStatus deleteStorageGroups(1:i64 sessionId, 2:list<string> storageGroup); |
| |
| // insert record |
| TSStatus insertRecord(1:TSInsertRecordReq req); |
| |
| // insert record in string format |
| TSStatus insertStringRecord(1:TSInsertStringRecordReq req); |
| |
| // insert tablet |
| TSStatus insertTablet(1:TSInsertTabletReq req); |
| |
| // insert tablets in batch |
| TSStatus insertTablets(1:TSInsertTabletsReq req); |
| |
| // insert records in batch |
| TSStatus insertRecords(1:TSInsertRecordsReq req); |
| |
| // insert records of one device |
| TSStatus insertRecordsOfOneDevice(1:TSInsertRecordsOfOneDeviceReq req); |
| |
| // insert records in batch as string format |
| TSStatus insertStringRecords(1:TSInsertStringRecordsReq req); |
| |
| // test the latency of innsert tablet，caution：no data will be inserted, only for test latency |
| TSStatus testInsertTablet(1:TSInsertTabletReq req); |
| |
| // test the latency of innsert tablets，caution：no data will be inserted, only for test latency |
| TSStatus testInsertTablets(1:TSInsertTabletsReq req); |
| |
| // test the latency of innsert record，caution：no data will be inserted, only for test latency |
| TSStatus testInsertRecord(1:TSInsertRecordReq req); |
| |
| // test the latency of innsert record in string format，caution：no data will be inserted, only for test latency |
| TSStatus testInsertStringRecord(1:TSInsertStringRecordReq req); |
| |
| // test the latency of innsert records，caution：no data will be inserted, only for test latency |
| TSStatus testInsertRecords(1:TSInsertRecordsReq req); |
| |
| // test the latency of innsert records of one device，caution：no data will be inserted, only for test latency |
| TSStatus testInsertRecordsOfOneDevice(1:TSInsertRecordsOfOneDeviceReq req); |
| |
| // test the latency of innsert records in string formate，caution：no data will be inserted, only for test latency |
| TSStatus testInsertStringRecords(1:TSInsertStringRecordsReq req); |
| |
| // delete data |
| TSStatus deleteData(1:TSDeleteDataReq req); |
| |
| // execute raw data query |
| TSExecuteStatementResp executeRawDataQuery(1:TSRawDataQueryReq req); |
| |
| // request a statement id from server |
| i64 requestStatementId(1:i64 sessionId); |
| </code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br><span class="line-number">10</span><br><span class="line-number">11</span><br><span class="line-number">12</span><br><span class="line-number">13</span><br><span class="line-number">14</span><br><span class="line-number">15</span><br><span class="line-number">16</span><br><span class="line-number">17</span><br><span class="line-number">18</span><br><span class="line-number">19</span><br><span class="line-number">20</span><br><span class="line-number">21</span><br><span class="line-number">22</span><br><span class="line-number">23</span><br><span class="line-number">24</span><br><span class="line-number">25</span><br><span class="line-number">26</span><br><span class="line-number">27</span><br><span class="line-number">28</span><br><span class="line-number">29</span><br><span class="line-number">30</span><br><span class="line-number">31</span><br><span class="line-number">32</span><br><span class="line-number">33</span><br><span class="line-number">34</span><br><span class="line-number">35</span><br><span class="line-number">36</span><br><span class="line-number">37</span><br><span class="line-number">38</span><br><span class="line-number">39</span><br><span class="line-number">40</span><br><span class="line-number">41</span><br><span class="line-number">42</span><br><span class="line-number">43</span><br><span class="line-number">44</span><br><span class="line-number">45</span><br><span class="line-number">46</span><br><span class="line-number">47</span><br><span class="line-number">48</span><br><span class="line-number">49</span><br><span class="line-number">50</span><br><span class="line-number">51</span><br><span class="line-number">52</span><br><span class="line-number">53</span><br><span class="line-number">54</span><br><span class="line-number">55</span><br><span class="line-number">56</span><br><span class="line-number">57</span><br><span class="line-number">58</span><br><span class="line-number">59</span><br><span class="line-number">60</span><br><span class="line-number">61</span><br><span class="line-number">62</span><br><span class="line-number">63</span><br><span class="line-number">64</span><br><span class="line-number">65</span><br><span class="line-number">66</span><br><span class="line-number">67</span><br><span class="line-number">68</span><br><span class="line-number">69</span><br><span class="line-number">70</span><br><span class="line-number">71</span><br><span class="line-number">72</span><br><span class="line-number">73</span><br><span class="line-number">74</span><br><span class="line-number">75</span><br><span class="line-number">76</span><br><span class="line-number">77</span><br><span class="line-number">78</span><br><span class="line-number">79</span><br><span class="line-number">80</span><br><span class="line-number">81</span><br><span class="line-number">82</span><br><span class="line-number">83</span><br><span class="line-number">84</span><br><span class="line-number">85</span><br><span class="line-number">86</span><br><span class="line-number">87</span><br><span class="line-number">88</span><br><span class="line-number">89</span><br><span class="line-number">90</span><br><span class="line-number">91</span><br><span class="line-number">92</span><br><span class="line-number">93</span><br><span class="line-number">94</span><br><span class="line-number">95</span><br><span class="line-number">96</span><br><span class="line-number">97</span><br><span class="line-number">98</span><br><span class="line-number">99</span><br><span class="line-number">100</span><br><span class="line-number">101</span><br><span class="line-number">102</span><br><span class="line-number">103</span><br><span class="line-number">104</span><br></div></div><h3 id="idl-file-path"><a href="#idl-file-path" class="header-anchor">#</a> IDL file path</h3> <p>IDL file path is "thrift/src/main/thrift/rpc.thrift" which includes interface and struct</p> <h3 id="target-file-path"><a href="#target-file-path" class="header-anchor">#</a> target file path</h3> <p>We will use thrift compile IDL file in mvn Compilation, in which generate target .class file |
| target file path is "thrift/target/classes/org/apache/iotdb/service/rpc/thrift"</p></div> <div class="page-nav"><p class="inner"><span class="prev"> |
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