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| <div class="section" id="module-airflow.operators.hive_to_mysql"> |
| <span id="airflow-operators-hive-to-mysql"></span><h1><a class="reference internal" href="#module-airflow.operators.hive_to_mysql" title="airflow.operators.hive_to_mysql"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.operators.hive_to_mysql</span></code></a><a class="headerlink" href="#module-airflow.operators.hive_to_mysql" title="Permalink to this headline">¶</a></h1> |
| <div class="section" id="module-contents"> |
| <h2>Module Contents<a class="headerlink" href="#module-contents" title="Permalink to this headline">¶</a></h2> |
| <dl class="class"> |
| <dt id="airflow.operators.hive_to_mysql.HiveToMySqlTransfer"> |
| <em class="property">class </em><code class="descclassname">airflow.operators.hive_to_mysql.</code><code class="descname">HiveToMySqlTransfer</code><span class="sig-paren">(</span><em>sql</em>, <em>mysql_table</em>, <em>hiveserver2_conn_id='hiveserver2_default'</em>, <em>mysql_conn_id='mysql_default'</em>, <em>mysql_preoperator=None</em>, <em>mysql_postoperator=None</em>, <em>bulk_load=False</em>, <em>*args</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/operators/hive_to_mysql.html#HiveToMySqlTransfer"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.operators.hive_to_mysql.HiveToMySqlTransfer" title="Permalink to this definition">¶</a></dt> |
| <dd><p>Bases:<a class="reference internal" href="../../models/index.html#airflow.models.BaseOperator" title="airflow.models.BaseOperator"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.models.BaseOperator</span></code></a></p> |
| <p>Moves data from Hive to MySQL, note that for now the data is loaded |
| into memory before being pushed to MySQL, so this operator should |
| be used for smallish amount of data.</p> |
| <dl class="field-list simple"> |
| <dt class="field-odd">Parameters</dt> |
| <dd class="field-odd"><ul class="simple"> |
| <li><p><strong>sql</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.7)"><em>str</em></a>) – SQL query to execute against Hive server. (templated)</p></li> |
| <li><p><strong>mysql_table</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.7)"><em>str</em></a>) – target MySQL table, use dot notation to target a |
| specific database. (templated)</p></li> |
| <li><p><strong>mysql_conn_id</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.7)"><em>str</em></a>) – source mysql connection</p></li> |
| <li><p><strong>hiveserver2_conn_id</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.7)"><em>str</em></a>) – destination hive connection</p></li> |
| <li><p><strong>mysql_preoperator</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.7)"><em>str</em></a>) – sql statement to run against mysql prior to |
| import, typically use to truncate of delete in place |
| of the data coming in, allowing the task to be idempotent (running |
| the task twice won’t double load data). (templated)</p></li> |
| <li><p><strong>mysql_postoperator</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.7)"><em>str</em></a>) – sql statement to run against mysql after the |
| import, typically used to move data from staging to |
| production and issue cleanup commands. (templated)</p></li> |
| <li><p><strong>bulk_load</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#bool" title="(in Python v3.7)"><em>bool</em></a>) – flag to use bulk_load option. This loads mysql directly |
| from a tab-delimited text file using the LOAD DATA LOCAL INFILE command. |
| This option requires an extra connection parameter for the |
| destination MySQL connection: {‘local_infile’: true}.</p></li> |
| </ul> |
| </dd> |
| </dl> |
| <dl class="attribute"> |
| <dt id="airflow.operators.hive_to_mysql.HiveToMySqlTransfer.template_fields"> |
| <code class="descname">template_fields</code><em class="property"> = ['sql', 'mysql_table', 'mysql_preoperator', 'mysql_postoperator']</em><a class="reference internal" href="../../../../_modules/airflow/operators/hive_to_mysql.html#HiveToMySqlTransfer.template_fields"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.operators.hive_to_mysql.HiveToMySqlTransfer.template_fields" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
| <dl class="attribute"> |
| <dt id="airflow.operators.hive_to_mysql.HiveToMySqlTransfer.template_ext"> |
| <code class="descname">template_ext</code><em class="property"> = ['.sql']</em><a class="reference internal" href="../../../../_modules/airflow/operators/hive_to_mysql.html#HiveToMySqlTransfer.template_ext"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.operators.hive_to_mysql.HiveToMySqlTransfer.template_ext" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
| <dl class="attribute"> |
| <dt id="airflow.operators.hive_to_mysql.HiveToMySqlTransfer.ui_color"> |
| <code class="descname">ui_color</code><em class="property"> = #a0e08c</em><a class="reference internal" href="../../../../_modules/airflow/operators/hive_to_mysql.html#HiveToMySqlTransfer.ui_color"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.operators.hive_to_mysql.HiveToMySqlTransfer.ui_color" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
| <dl class="method"> |
| <dt id="airflow.operators.hive_to_mysql.HiveToMySqlTransfer.execute"> |
| <code class="descname">execute</code><span class="sig-paren">(</span><em>self</em>, <em>context</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/operators/hive_to_mysql.html#HiveToMySqlTransfer.execute"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.operators.hive_to_mysql.HiveToMySqlTransfer.execute" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
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