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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 (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"><span>Communication Service Protocol</span> <span class="arrow right"></span></p> <!----></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 open"><span>Appendix</span> <span class="arrow down"></span></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/UserGuide/V0.12.x/Appendix/Config-Manual.html" class="sidebar-link">Config Manual</a></li><li><a href="/UserGuide/V0.12.x/Appendix/SQL-Reference.html" class="sidebar-link">SQL Reference</a></li><li><a href="/UserGuide/V0.12.x/Appendix/Status-Codes.html" aria-current="page" class="active sidebar-link">Status Codes</a></li></ul></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="appendix-3-status-codes"><a href="#appendix-3-status-codes" class="header-anchor">#</a> Appendix 3: Status Codes</h1> <p><strong>Status Code</strong> is introduced in the latest version. A sample solution as IoTDB requires registering the time series first before writing data is:</p> <div class="language- line-numbers-mode"><pre class="language-text"><code>try {
writeData();
} catch (SQLException e) {
// the most case is that the time series does not exist
if (e.getMessage().contains(&quot;exist&quot;)) {
//However, using the content of the error message is not so efficient
registerTimeSeries();
//write data once again
writeData();
}
}
</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></div></div><p>With Status Code, instead of writing codes like <code>if (e.getErrorMessage().contains(&quot;exist&quot;))</code>, we can simply use <code>e.getErrorCode() == TSStatusCode.TIME_SERIES_NOT_EXIST_ERROR.getStatusCode()</code>.</p> <p>Here is a list of Status Code and related message:</p> <table><thead><tr><th style="text-align:left;">Status Code</th> <th style="text-align:left;">Status Type</th> <th style="text-align:left;">Meanings</th></tr></thead> <tbody><tr><td style="text-align:left;">200</td> <td style="text-align:left;">SUCCESS_STATUS</td> <td style="text-align:left;"></td></tr> <tr><td style="text-align:left;">201</td> <td style="text-align:left;">STILL_EXECUTING_STATUS</td> <td style="text-align:left;"></td></tr> <tr><td style="text-align:left;">202</td> <td style="text-align:left;">INVALID_HANDLE_STATUS</td> <td style="text-align:left;"></td></tr> <tr><td style="text-align:left;">203</td> <td style="text-align:left;">INCOMPATIBLE_VERSION</td> <td style="text-align:left;">Incompatible version</td></tr> <tr><td style="text-align:left;">298</td> <td style="text-align:left;">NODE_DELETE_FAILED_ERROR</td> <td style="text-align:left;">Failed while deleting node</td></tr> <tr><td style="text-align:left;">299</td> <td style="text-align:left;">ALIAS_ALREADY_EXIST_ERROR</td> <td style="text-align:left;">Alias already exists</td></tr> <tr><td style="text-align:left;">300</td> <td style="text-align:left;">PATH_ALREADY_EXIST_ERROR</td> <td style="text-align:left;">Path already exists</td></tr> <tr><td style="text-align:left;">301</td> <td style="text-align:left;">PATH_NOT_EXIST_ERROR</td> <td style="text-align:left;">Path does not exist</td></tr> <tr><td style="text-align:left;">302</td> <td style="text-align:left;">UNSUPPORTED_FETCH_METADATA_OPERATION_ERROR</td> <td style="text-align:left;">Unsupported fetch metadata operation</td></tr> <tr><td style="text-align:left;">303</td> <td style="text-align:left;">METADATA_ERROR</td> <td style="text-align:left;">Meet error when dealing with metadata</td></tr> <tr><td style="text-align:left;">305</td> <td style="text-align:left;">OUT_OF_TTL_ERROR</td> <td style="text-align:left;">Insertion time is less than TTL time bound</td></tr> <tr><td style="text-align:left;">306</td> <td style="text-align:left;">CONFIG_ADJUSTER</td> <td style="text-align:left;">IoTDB system load is too large</td></tr> <tr><td style="text-align:left;">307</td> <td style="text-align:left;">MERGE_ERROR</td> <td style="text-align:left;">Meet error while merging</td></tr> <tr><td style="text-align:left;">308</td> <td style="text-align:left;">SYSTEM_CHECK_ERROR</td> <td style="text-align:left;">Meet error while system checking</td></tr> <tr><td style="text-align:left;">309</td> <td style="text-align:left;">SYNC_DEVICE_OWNER_CONFLICT_ERROR</td> <td style="text-align:left;">Sync device owners conflict</td></tr> <tr><td style="text-align:left;">310</td> <td style="text-align:left;">SYNC_CONNECTION_EXCEPTION</td> <td style="text-align:left;">Meet error while sync connecting</td></tr> <tr><td style="text-align:left;">311</td> <td style="text-align:left;">STORAGE_GROUP_PROCESSOR_ERROR</td> <td style="text-align:left;">Storage group processor related error</td></tr> <tr><td style="text-align:left;">312</td> <td style="text-align:left;">STORAGE_GROUP_ERROR</td> <td style="text-align:left;">Storage group related error</td></tr> <tr><td style="text-align:left;">313</td> <td style="text-align:left;">STORAGE_ENGINE_ERROR</td> <td style="text-align:left;">Storage engine related error</td></tr> <tr><td style="text-align:left;">314</td> <td style="text-align:left;">TSFILE_PROCESSOR_ERROR</td> <td style="text-align:left;">TsFile processor related error</td></tr> <tr><td style="text-align:left;">315</td> <td style="text-align:left;">PATH_ILLEGAL</td> <td style="text-align:left;">Illegal path</td></tr> <tr><td style="text-align:left;">316</td> <td style="text-align:left;">LOAD_FILE_ERROR</td> <td style="text-align:left;">Meet error while loading file</td></tr> <tr><td style="text-align:left;">317</td> <td style="text-align:left;">STORAGE_GROUP_NOT_READY</td> <td style="text-align:left;">The storage group is in recovery mode, not ready fore accepting read/write operation</td></tr> <tr><td style="text-align:left;">400</td> <td style="text-align:left;">EXECUTE_STATEMENT_ERROR</td> <td style="text-align:left;">Execute statement error</td></tr> <tr><td style="text-align:left;">401</td> <td style="text-align:left;">SQL_PARSE_ERROR</td> <td style="text-align:left;">Meet error while parsing SQL</td></tr> <tr><td style="text-align:left;">402</td> <td style="text-align:left;">GENERATE_TIME_ZONE_ERROR</td> <td style="text-align:left;">Meet error while generating time zone</td></tr> <tr><td style="text-align:left;">403</td> <td style="text-align:left;">SET_TIME_ZONE_ERROR</td> <td style="text-align:left;">Meet error while setting time zone</td></tr> <tr><td style="text-align:left;">404</td> <td style="text-align:left;">NOT_STORAGE_GROUP_ERROR</td> <td style="text-align:left;">Operating object is not a storage group</td></tr> <tr><td style="text-align:left;">405</td> <td style="text-align:left;">QUERY_NOT_ALLOWED</td> <td style="text-align:left;">Query statements are not allowed error</td></tr> <tr><td style="text-align:left;">406</td> <td style="text-align:left;">AST_FORMAT_ERROR</td> <td style="text-align:left;">AST format related error</td></tr> <tr><td style="text-align:left;">407</td> <td style="text-align:left;">LOGICAL_OPERATOR_ERROR</td> <td style="text-align:left;">Logical operator related error</td></tr> <tr><td style="text-align:left;">408</td> <td style="text-align:left;">LOGICAL_OPTIMIZE_ERROR</td> <td style="text-align:left;">Logical optimize related error</td></tr> <tr><td style="text-align:left;">409</td> <td style="text-align:left;">UNSUPPORTED_FILL_TYPE_ERROR</td> <td style="text-align:left;">Unsupported fill type related error</td></tr> <tr><td style="text-align:left;">410</td> <td style="text-align:left;">PATH_ERROR</td> <td style="text-align:left;">Path related error</td></tr> <tr><td style="text-align:left;">411</td> <td style="text-align:left;">QUERY_PROCESS_ERROR</td> <td style="text-align:left;">Query process related error</td></tr> <tr><td style="text-align:left;">412</td> <td style="text-align:left;">WRITE_PROCESS_ERROR</td> <td style="text-align:left;">Writing data related error</td></tr> <tr><td style="text-align:left;">413</td> <td style="text-align:left;">WRITE_PROCESS_REJECT</td> <td style="text-align:left;">Writing data rejected error</td></tr> <tr><td style="text-align:left;">414</td> <td style="text-align:left;">QUERY_ID_NOT_EXIST</td> <td style="text-align:left;">Kill query with non existent queryId</td></tr> <tr><td style="text-align:left;">500</td> <td style="text-align:left;">INTERNAL_SERVER_ERROR</td> <td style="text-align:left;">Internal server error</td></tr> <tr><td style="text-align:left;">501</td> <td style="text-align:left;">CLOSE_OPERATION_ERROR</td> <td style="text-align:left;">Meet error in close operation</td></tr> <tr><td style="text-align:left;">502</td> <td style="text-align:left;">READ_ONLY_SYSTEM_ERROR</td> <td style="text-align:left;">Operating system is read only</td></tr> <tr><td style="text-align:left;">503</td> <td style="text-align:left;">DISK_SPACE_INSUFFICIENT_ERROR</td> <td style="text-align:left;">Disk space is insufficient</td></tr> <tr><td style="text-align:left;">504</td> <td style="text-align:left;">START_UP_ERROR</td> <td style="text-align:left;">Meet error while starting up</td></tr> <tr><td style="text-align:left;">505</td> <td style="text-align:left;">SHUT_DOWN_ERROR</td> <td style="text-align:left;">Meet error while shutdown</td></tr> <tr><td style="text-align:left;">506</td> <td style="text-align:left;">MULTIPLE_ERROR</td> <td style="text-align:left;">Meet error when executing multiple statements</td></tr> <tr><td style="text-align:left;">600</td> <td style="text-align:left;">WRONG_LOGIN_PASSWORD_ERROR</td> <td style="text-align:left;">Username or password is wrong</td></tr> <tr><td style="text-align:left;">601</td> <td style="text-align:left;">NOT_LOGIN_ERROR</td> <td style="text-align:left;">Has not logged in</td></tr> <tr><td style="text-align:left;">602</td> <td style="text-align:left;">NO_PERMISSION_ERROR</td> <td style="text-align:left;">No permissions for this operation</td></tr> <tr><td style="text-align:left;">603</td> <td style="text-align:left;">UNINITIALIZED_AUTH_ERROR</td> <td style="text-align:left;">Uninitialized authorizer</td></tr> <tr><td style="text-align:left;">700</td> <td style="text-align:left;">PARTITION_NOT_READY</td> <td style="text-align:left;">Partition table not ready</td></tr> <tr><td style="text-align:left;">701</td> <td style="text-align:left;">TIME_OUT</td> <td style="text-align:left;">Operation timeout</td></tr> <tr><td style="text-align:left;">702</td> <td style="text-align:left;">NO_LEADER</td> <td style="text-align:left;">No leader</td></tr> <tr><td style="text-align:left;">703</td> <td style="text-align:left;">UNSUPPORTED_OPERATION</td> <td style="text-align:left;">Unsupported operation</td></tr> <tr><td style="text-align:left;">704</td> <td style="text-align:left;">NODE_READ_ONLY</td> <td style="text-align:left;">Node read only</td></tr> <tr><td style="text-align:left;">705</td> <td style="text-align:left;">CONSISTENCY_FAILURE</td> <td style="text-align:left;">Consistency check failure</td></tr> <tr><td style="text-align:left;">706</td> <td style="text-align:left;">NO_CONNECTION</td> <td style="text-align:left;">Can not get connection error</td></tr> <tr><td style="text-align:left;">707</td> <td style="text-align:left;">NEED_REDIRECTION</td> <td style="text-align:left;">Need direction</td></tr></tbody></table> <blockquote><p>All exceptions are refactored in latest version by extracting uniform message into exception classes. Different error codes are added to all exceptions. When an exception is caught and a higher-level exception is thrown, the error code will keep and pass so that users will know the detailed error reason.
A base exception class &quot;ProcessException&quot; is also added to be extended by all exceptions.</p></blockquote></div> <div class="page-nav"><p class="inner"><span class="prev">
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