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  <div class="section" id="module-airflow.contrib.hooks.sqoop_hook">
<span id="airflow-contrib-hooks-sqoop-hook"></span><h1><a class="reference internal" href="#module-airflow.contrib.hooks.sqoop_hook" title="airflow.contrib.hooks.sqoop_hook"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.contrib.hooks.sqoop_hook</span></code></a><a class="headerlink" href="#module-airflow.contrib.hooks.sqoop_hook" title="Permalink to this headline">¶</a></h1>
<p><p>This module contains a sqoop 1.x hook</p>
</p>
<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.contrib.hooks.sqoop_hook.SqoopHook">
<em class="property">class </em><code class="sig-prename descclassname">airflow.contrib.hooks.sqoop_hook.</code><code class="sig-name descname">SqoopHook</code><span class="sig-paren">(</span><em class="sig-param">conn_id='sqoop_default'</em>, <em class="sig-param">verbose=False</em>, <em class="sig-param">num_mappers=None</em>, <em class="sig-param">hcatalog_database=None</em>, <em class="sig-param">hcatalog_table=None</em>, <em class="sig-param">properties=None</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/sqoop_hook.html#SqoopHook"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.sqoop_hook.SqoopHook" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="../../../hooks/base_hook/index.html#airflow.hooks.base_hook.BaseHook" title="airflow.hooks.base_hook.BaseHook"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.hooks.base_hook.BaseHook</span></code></a></p>
<p>This hook is a wrapper around the sqoop 1 binary. To be able to use the hook
it is required that “sqoop” is in the PATH.</p>
<p>Additional arguments that can be passed via the ‘extra’ JSON field of the
sqoop connection:</p>
<blockquote>
<div><ul class="simple">
<li><p><code class="docutils literal notranslate"><span class="pre">job_tracker</span></code>: Job tracker local|jobtracker:port.</p></li>
<li><p><code class="docutils literal notranslate"><span class="pre">namenode</span></code>: Namenode.</p></li>
<li><p><code class="docutils literal notranslate"><span class="pre">lib_jars</span></code>: Comma separated jar files to include in the classpath.</p></li>
<li><p><code class="docutils literal notranslate"><span class="pre">files</span></code>: Comma separated files to be copied to the map reduce cluster.</p></li>
<li><dl class="simple">
<dt><code class="docutils literal notranslate"><span class="pre">archives</span></code>: Comma separated archives to be unarchived on the compute</dt><dd><p>machines.</p>
</dd>
</dl>
</li>
<li><p><code class="docutils literal notranslate"><span class="pre">password_file</span></code>: Path to file containing the password.</p></li>
</ul>
</div></blockquote>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>conn_id</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.8)"><em>str</em></a>) – Reference to the sqoop connection.</p></li>
<li><p><strong>verbose</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#bool" title="(in Python v3.8)"><em>bool</em></a>) – Set sqoop to verbose.</p></li>
<li><p><strong>num_mappers</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.8)"><em>int</em></a>) – Number of map tasks to import in parallel.</p></li>
<li><p><strong>properties</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#dict" title="(in Python v3.8)"><em>dict</em></a>) – Properties to set via the -D argument</p></li>
</ul>
</dd>
</dl>
<dl class="method">
<dt id="airflow.contrib.hooks.sqoop_hook.SqoopHook.get_conn">
<code class="sig-name descname">get_conn</code><span class="sig-paren">(</span><em class="sig-param">self</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/sqoop_hook.html#SqoopHook.get_conn"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.sqoop_hook.SqoopHook.get_conn" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.sqoop_hook.SqoopHook.cmd_mask_password">
<code class="sig-name descname">cmd_mask_password</code><span class="sig-paren">(</span><em class="sig-param">self</em>, <em class="sig-param">cmd_orig</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/sqoop_hook.html#SqoopHook.cmd_mask_password"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.sqoop_hook.SqoopHook.cmd_mask_password" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.sqoop_hook.SqoopHook.Popen">
<code class="sig-name descname">Popen</code><span class="sig-paren">(</span><em class="sig-param">self</em>, <em class="sig-param">cmd</em>, <em class="sig-param">**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/sqoop_hook.html#SqoopHook.Popen"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.sqoop_hook.SqoopHook.Popen" title="Permalink to this definition">¶</a></dt>
<dd><p>Remote Popen</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>cmd</strong> – command to remotely execute</p></li>
<li><p><strong>kwargs</strong> – extra arguments to Popen (see subprocess.Popen)</p></li>
</ul>
</dd>
<dt class="field-even">Returns</dt>
<dd class="field-even"><p>handle to subprocess</p>
</dd>
</dl>
</dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.sqoop_hook.SqoopHook._prepare_command">
<code class="sig-name descname">_prepare_command</code><span class="sig-paren">(</span><em class="sig-param">self</em>, <em class="sig-param">export=False</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/sqoop_hook.html#SqoopHook._prepare_command"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.sqoop_hook.SqoopHook._prepare_command" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.sqoop_hook.SqoopHook._get_export_format_argument">
<em class="property">static </em><code class="sig-name descname">_get_export_format_argument</code><span class="sig-paren">(</span><em class="sig-param">file_type='text'</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/sqoop_hook.html#SqoopHook._get_export_format_argument"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.sqoop_hook.SqoopHook._get_export_format_argument" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.sqoop_hook.SqoopHook._import_cmd">
<code class="sig-name descname">_import_cmd</code><span class="sig-paren">(</span><em class="sig-param">self</em>, <em class="sig-param">target_dir</em>, <em class="sig-param">append</em>, <em class="sig-param">file_type</em>, <em class="sig-param">split_by</em>, <em class="sig-param">direct</em>, <em class="sig-param">driver</em>, <em class="sig-param">extra_import_options</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/sqoop_hook.html#SqoopHook._import_cmd"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.sqoop_hook.SqoopHook._import_cmd" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.sqoop_hook.SqoopHook.import_table">
<code class="sig-name descname">import_table</code><span class="sig-paren">(</span><em class="sig-param">self</em>, <em class="sig-param">table</em>, <em class="sig-param">target_dir=None</em>, <em class="sig-param">append=False</em>, <em class="sig-param">file_type='text'</em>, <em class="sig-param">columns=None</em>, <em class="sig-param">split_by=None</em>, <em class="sig-param">where=None</em>, <em class="sig-param">direct=False</em>, <em class="sig-param">driver=None</em>, <em class="sig-param">extra_import_options=None</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/sqoop_hook.html#SqoopHook.import_table"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.sqoop_hook.SqoopHook.import_table" title="Permalink to this definition">¶</a></dt>
<dd><p>Imports table from remote location to target dir. Arguments are
copies of direct sqoop command line arguments</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>table</strong> – Table to read</p></li>
<li><p><strong>target_dir</strong> – HDFS destination dir</p></li>
<li><p><strong>append</strong> – Append data to an existing dataset in HDFS</p></li>
<li><p><strong>file_type</strong> – “avro”, “sequence”, “text” or “parquet”.
Imports data to into the specified format. Defaults to text.</p></li>
<li><p><strong>columns</strong> – &lt;col,col,col…&gt; Columns to import from table</p></li>
<li><p><strong>split_by</strong> – Column of the table used to split work units</p></li>
<li><p><strong>where</strong> – WHERE clause to use during import</p></li>
<li><p><strong>direct</strong> – Use direct connector if exists for the database</p></li>
<li><p><strong>driver</strong> – Manually specify JDBC driver class to use</p></li>
<li><p><strong>extra_import_options</strong> – Extra import options to pass as dict.
If a key doesn’t have a value, just pass an empty string to it.
Don’t include prefix of – for sqoop options.</p></li>
</ul>
</dd>
</dl>
</dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.sqoop_hook.SqoopHook.import_query">
<code class="sig-name descname">import_query</code><span class="sig-paren">(</span><em class="sig-param">self</em>, <em class="sig-param">query</em>, <em class="sig-param">target_dir</em>, <em class="sig-param">append=False</em>, <em class="sig-param">file_type='text'</em>, <em class="sig-param">split_by=None</em>, <em class="sig-param">direct=None</em>, <em class="sig-param">driver=None</em>, <em class="sig-param">extra_import_options=None</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/sqoop_hook.html#SqoopHook.import_query"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.sqoop_hook.SqoopHook.import_query" title="Permalink to this definition">¶</a></dt>
<dd><p>Imports a specific query from the rdbms to hdfs</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>query</strong> – Free format query to run</p></li>
<li><p><strong>target_dir</strong> – HDFS destination dir</p></li>
<li><p><strong>append</strong> – Append data to an existing dataset in HDFS</p></li>
<li><p><strong>file_type</strong> – “avro”, “sequence”, “text” or “parquet”
Imports data to hdfs into the specified format. Defaults to text.</p></li>
<li><p><strong>split_by</strong> – Column of the table used to split work units</p></li>
<li><p><strong>direct</strong> – Use direct import fast path</p></li>
<li><p><strong>driver</strong> – Manually specify JDBC driver class to use</p></li>
<li><p><strong>extra_import_options</strong> – Extra import options to pass as dict.
If a key doesn’t have a value, just pass an empty string to it.
Don’t include prefix of – for sqoop options.</p></li>
</ul>
</dd>
</dl>
</dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.sqoop_hook.SqoopHook._export_cmd">
<code class="sig-name descname">_export_cmd</code><span class="sig-paren">(</span><em class="sig-param">self</em>, <em class="sig-param">table</em>, <em class="sig-param">export_dir</em>, <em class="sig-param">input_null_string</em>, <em class="sig-param">input_null_non_string</em>, <em class="sig-param">staging_table</em>, <em class="sig-param">clear_staging_table</em>, <em class="sig-param">enclosed_by</em>, <em class="sig-param">escaped_by</em>, <em class="sig-param">input_fields_terminated_by</em>, <em class="sig-param">input_lines_terminated_by</em>, <em class="sig-param">input_optionally_enclosed_by</em>, <em class="sig-param">batch</em>, <em class="sig-param">relaxed_isolation</em>, <em class="sig-param">extra_export_options</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/sqoop_hook.html#SqoopHook._export_cmd"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.sqoop_hook.SqoopHook._export_cmd" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.sqoop_hook.SqoopHook.export_table">
<code class="sig-name descname">export_table</code><span class="sig-paren">(</span><em class="sig-param">self</em>, <em class="sig-param">table</em>, <em class="sig-param">export_dir</em>, <em class="sig-param">input_null_string</em>, <em class="sig-param">input_null_non_string</em>, <em class="sig-param">staging_table</em>, <em class="sig-param">clear_staging_table</em>, <em class="sig-param">enclosed_by</em>, <em class="sig-param">escaped_by</em>, <em class="sig-param">input_fields_terminated_by</em>, <em class="sig-param">input_lines_terminated_by</em>, <em class="sig-param">input_optionally_enclosed_by</em>, <em class="sig-param">batch</em>, <em class="sig-param">relaxed_isolation</em>, <em class="sig-param">extra_export_options=None</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/sqoop_hook.html#SqoopHook.export_table"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.sqoop_hook.SqoopHook.export_table" title="Permalink to this definition">¶</a></dt>
<dd><p>Exports Hive table to remote location. Arguments are copies of direct
sqoop command line Arguments</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>table</strong> – Table remote destination</p></li>
<li><p><strong>export_dir</strong> – Hive table to export</p></li>
<li><p><strong>input_null_string</strong> – The string to be interpreted as null for
string columns</p></li>
<li><p><strong>input_null_non_string</strong> – The string to be interpreted as null
for non-string columns</p></li>
<li><p><strong>staging_table</strong> – The table in which data will be staged before
being inserted into the destination table</p></li>
<li><p><strong>clear_staging_table</strong> – Indicate that any data present in the
staging table can be deleted</p></li>
<li><p><strong>enclosed_by</strong> – Sets a required field enclosing character</p></li>
<li><p><strong>escaped_by</strong> – Sets the escape character</p></li>
<li><p><strong>input_fields_terminated_by</strong> – Sets the field separator character</p></li>
<li><p><strong>input_lines_terminated_by</strong> – Sets the end-of-line character</p></li>
<li><p><strong>input_optionally_enclosed_by</strong> – Sets a field enclosing character</p></li>
<li><p><strong>batch</strong> – Use batch mode for underlying statement execution</p></li>
<li><p><strong>relaxed_isolation</strong> – Transaction isolation to read uncommitted
for the mappers</p></li>
<li><p><strong>extra_export_options</strong> – Extra export options to pass as dict.
If a key doesn’t have a value, just pass an empty string to it.
Don’t include prefix of – for sqoop options.</p></li>
</ul>
</dd>
</dl>
</dd></dl>

</dd></dl>

</div>
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