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data-page-key="/UserGuide/V1.1.x/API/Interface-Comparison.html">...</span></span><span class="page-reading-time-info" aria-label="Reading Time"><svg xmlns="http://www.w3.org/2000/svg" class="icon timer-icon" viewBox="0 0 1024 1024" fill="currentColor" aria-label="timer icon"><path d="M799.387 122.15c4.402-2.978 7.38-7.897 7.38-13.463v-1.165c0-8.933-7.38-16.312-16.312-16.312H256.33c-8.933 0-16.311 7.38-16.311 16.312v1.165c0 5.825 2.977 10.874 7.637 13.592 4.143 194.44 97.22 354.963 220.201 392.763-122.204 37.542-214.893 196.511-220.2 389.397-4.661 5.049-7.638 11.651-7.638 19.03v5.825h566.49v-5.825c0-7.379-2.849-13.981-7.509-18.9-5.049-193.016-97.867-351.985-220.2-389.527 123.24-37.67 216.446-198.453 220.588-392.892zM531.16 450.445v352.632c117.674 1.553 211.787 40.778 211.787 88.676H304.097c0-48.286 95.149-87.382 213.728-88.676V450.445c-93.077-3.107-167.901-81.297-167.901-177.093 0-8.803 6.99-15.793 15.793-15.793 8.803 0 15.794 6.99 15.794 15.793 0 80.261 63.69 145.635 142.01 145.635s142.011-65.374 142.011-145.635c0-8.803 6.99-15.793 15.794-15.793s15.793 6.99 15.793 15.793c0 95.019-73.789 172.82-165.96 177.093z"></path></svg><span>About 3 min</span><meta property="timeRequired" content="PT3M"></span><!----><!----></div><hr></div><!----><!--[--><!----><!--]--><div class="theme-hope-content"><h1 id="native-api-comparison" tabindex="-1"><a class="header-anchor" href="#native-api-comparison"><span>Native API Comparison</span></a></h1><p>This chapter mainly compares the differences between Java Native API and python native API, mainly for the convenience of distinguishing the differences between Java Native API and python native API.</p><table><thead><tr><th>Order</th><th>API name and function</th><th>Java API</th><th style="text-align:left;">Python API</th><th><div style="width:200pt;">API Comparison</div></th></tr></thead><tbody><tr><td>1</td><td>Initialize session</td><td><code>Session.Builder.build(); Session.Builder().host(String host).port(int port).build(); Session.Builder().nodeUrls(List&lt;String&gt; nodeUrls).build(); Session.Builder().fetchSize(int fetchSize).username(String username).password(String password).thriftDefaultBufferSize(int thriftDefaultBufferSize).thriftMaxFrameSize(int thriftMaxFrameSize).enableRedirection(boolean enableCacheLeader).version(Version version).build();</code></td><td style="text-align:left;"><code>Session(ip, port_, username_, password_,fetch_size=1024, zone_id=&quot;UTC+8&quot;)</code></td><td>1. The python native API lacks the default configuration to initialize the session<br>2. The python native API is missing the initialization session of specifying multiple connectable nodes<br>3. The python native API is missing. Use other configuration items to initialize the session</td></tr><tr><td>2</td><td>Open session</td><td><code>void open() void open(boolean enableRPCCompression)</code></td><td style="text-align:left;"><code>session.open(enable_rpc_compression=False)</code></td><td></td></tr><tr><td>3</td><td>Close session</td><td><code>void close()</code></td><td style="text-align:left;"><code>session.close()</code></td><td></td></tr><tr><td>4</td><td>Create Database</td><td><code>void setStorageGroup(String storageGroupId)</code></td><td style="text-align:left;"><code>session.set_storage_group(group_name)</code></td><td></td></tr><tr><td>5</td><td>Delete database</td><td><code>void deleteStorageGroup(String storageGroup) void deleteStorageGroups(List&lt;String&gt; storageGroups)</code></td><td style="text-align:left;"><code>session.delete_storage_group(group_name) session.delete_storage_groups(group_name_lst)</code></td><td></td></tr><tr><td>6</td><td>Create timeseries</td><td><code>void createTimeseries(String path, TSDataType dataType,TSEncoding encoding, CompressionType compressor, Map&lt;String, String&gt; props,Map&lt;String, String&gt; tags, Map&lt;String, String&gt; attributes, String measurementAlias) void createMultiTimeseries(List&lt;String&gt; paths, List&lt;TSDataType&gt; dataTypes,List&lt;TSEncoding&gt; encodings, List&lt;CompressionType&gt; compressors,List&lt;Map&lt;String, String&gt;&gt; propsList, List&lt;Map&lt;String, String&gt;&gt; tagsList,List&lt;Map&lt;String, String&gt;&gt; attributesList, List&lt;String&gt; measurementAliasList)</code></td><td style="text-align:left;"><code>session.create_time_series(ts_path, data_type, encoding, compressor,props=None, tags=None, attributes=None, alias=None) session.create_multi_time_series(ts_path_lst, data_type_lst, encoding_lst, compressor_lst,props_lst=None, tags_lst=None, attributes_lst=None, alias_lst=None)</code></td><td></td></tr><tr><td>7</td><td>Create aligned timeseries</td><td><code>void createAlignedTimeseries(String prefixPath, List&lt;String&gt; measurements,List&lt;TSDataType&gt; dataTypes, List&lt;TSEncoding&gt; encodings,CompressionType compressor, List&lt;String&gt; measurementAliasList);</code></td><td style="text-align:left;"><code>session.create_aligned_time_series(device_id, measurements_lst, data_type_lst, encoding_lst, compressor_lst)</code></td><td></td></tr><tr><td>8</td><td>Delete timeseries</td><td><code>void deleteTimeseries(String path) void deleteTimeseries(List&lt;String&gt; paths)</code></td><td style="text-align:left;"><code>session.delete_time_series(paths_list)</code></td><td>Python native API is missing an API to delete a time series</td></tr><tr><td>9</td><td>Detect whether the timeseries exists</td><td><code>boolean checkTimeseriesExists(String path)</code></td><td style="text-align:left;"><code>session.check_time_series_exists(path)</code></td><td></td></tr><tr><td>10</td><td>Schema template</td><td><code>public void createSchemaTemplate(Template template);</code></td><td style="text-align:left;"></td><td></td></tr><tr><td>11</td><td>Insert tablet</td><td><code>void insertTablet(Tablet tablet) void insertTablets(Map&lt;String, Tablet&gt; tablets)</code></td><td style="text-align:left;"><code>session.insert_tablet(tablet_) session.insert_tablets(tablet_lst)</code></td><td></td></tr><tr><td>12</td><td>Insert record</td><td><code>void insertRecord(String prefixPath, long time, List&lt;String&gt; measurements,List&lt;TSDataType&gt; types, List&lt;Object&gt; values) void insertRecords(List&lt;String&gt; deviceIds,List&lt;Long&gt; times,List&lt;List&lt;String&gt;&gt; measurementsList,List&lt;List&lt;TSDataType&gt;&gt; typesList,List&lt;List&lt;Object&gt;&gt; valuesList) void insertRecordsOfOneDevice(String deviceId, List&lt;Long&gt; times,List&lt;List&lt;Object&gt;&gt; valuesList)</code></td><td style="text-align:left;"><code>session.insert_record(device_id, timestamp, measurements_, data_types_, values_) session.insert_records(device_ids_, time_list_, measurements_list_, data_type_list_, values_list_) session.insert_records_of_one_device(device_id, time_list, measurements_list, data_types_list, values_list)</code></td><td></td></tr><tr><td>13</td><td>Write with type inference</td><td><code>void insertRecord(String prefixPath, long time, List&lt;String&gt; measurements, List&lt;String&gt; values) void insertRecords(List&lt;String&gt; deviceIds, List&lt;Long&gt; times,List&lt;List&lt;String&gt;&gt; measurementsList, List&lt;List&lt;String&gt;&gt; valuesList) void insertStringRecordsOfOneDevice(String deviceId, List&lt;Long&gt; times,List&lt;List&lt;String&gt;&gt; measurementsList, List&lt;List&lt;String&gt;&gt; valuesList)</code></td><td style="text-align:left;"><code>session.insert_str_record(device_id, timestamp, measurements, string_values)</code></td><td>1. The python native API lacks an API for inserting multiple records<br>2. The python native API lacks the ability to insert multiple records belonging to the same device</td></tr><tr><td>14</td><td>Write of aligned time series</td><td><code>insertAlignedRecord insertAlignedRecords insertAlignedRecordsOfOneDevice insertAlignedStringRecordsOfOneDevice insertAlignedTablet insertAlignedTablets</code></td><td style="text-align:left;"><code>insert_aligned_record insert_aligned_records insert_aligned_records_of_one_device insert_aligned_tablet insert_aligned_tablets</code></td><td>Python native API is missing the writing of aligned time series with judgment type</td></tr><tr><td>15</td><td>Data deletion</td><td><code>void deleteData(String path, long endTime) void deleteData(List&lt;String&gt; paths, long endTime)</code></td><td style="text-align:left;"></td><td>1. The python native API lacks an API to delete a piece of data<br>2. The python native API lacks an API to delete multiple pieces of data</td></tr><tr><td>16</td><td>Data query</td><td><code>SessionDataSet executeRawDataQuery(List&lt;String&gt; paths, long startTime, long endTime) SessionDataSet executeLastDataQuery(List&lt;String&gt; paths, long LastTime)</code></td><td style="text-align:left;"></td><td>1. The python native API lacks an API for querying the original data<br>2. The python native API lacks an API to query the data whose last timestamp is greater than or equal to a certain time point</td></tr><tr><td>17</td><td>Iotdb SQL API - query statement</td><td><code>SessionDataSet executeQueryStatement(String sql)</code></td><td style="text-align:left;"><code>session.execute_query_statement(sql)</code></td><td></td></tr><tr><td>18</td><td>Iotdb SQL API - non query statement</td><td><code>void executeNonQueryStatement(String sql)</code></td><td style="text-align:left;"><code>session.execute_non_query_statement(sql)</code></td><td></td></tr><tr><td>19</td><td>Test API</td><td><code>void testInsertRecord(String deviceId, long time, List&lt;String&gt; measurements, List&lt;String&gt; values) void testInsertRecord(String deviceId, long time, List&lt;String&gt; measurements,List&lt;TSDataType&gt; types, List&lt;Object&gt; values) void testInsertRecords(List&lt;String&gt; deviceIds, List&lt;Long&gt; times,List&lt;List&lt;String&gt;&gt; measurementsList, List&lt;List&lt;String&gt;&gt; valuesList) void testInsertRecords(List&lt;String&gt; deviceIds, List&lt;Long&gt; times,List&lt;List&lt;String&gt;&gt; measurementsList, List&lt;List&lt;TSDataType&gt;&gt; typesList,List&lt;List&lt;Object&gt;&gt; valuesList) void testInsertTablet(Tablet tablet) void testInsertTablets(Map&lt;String, Tablet&gt; tablets)</code></td><td style="text-align:left;">Python client support for testing is based on the testcontainers library</td><td>Python API has no native test API</td></tr><tr><td>20</td><td>Connection pool for native interfaces</td><td><code>SessionPool</code></td><td style="text-align:left;"></td><td>Python API has no connection pool for native API</td></tr><tr><td>21</td><td>API related to cluster information</td><td><code>iotdb-thrift-cluster</code></td><td style="text-align:left;"></td><td>Python API does not support interfaces related to cluster information</td></tr></tbody></table></div><!--[--><!----><!--]--><footer class="vp-page-meta"><div class="vp-meta-item edit-link"><a href="https://github.com/apache/iotdb-docs/edit/main/src/UserGuide/V1.1.x/API/Interface-Comparison.md" rel="noopener noreferrer" target="_blank" aria-label="Found Error? 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