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  <div class="section" id="module-airflow.contrib.hooks.gcp_bigtable_hook">
<span id="airflow-contrib-hooks-gcp-bigtable-hook"></span><h1><a class="reference internal" href="#module-airflow.contrib.hooks.gcp_bigtable_hook" title="airflow.contrib.hooks.gcp_bigtable_hook"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.contrib.hooks.gcp_bigtable_hook</span></code></a><a class="headerlink" href="#module-airflow.contrib.hooks.gcp_bigtable_hook" 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.contrib.hooks.gcp_bigtable_hook.BigtableHook">
<em class="property">class </em><code class="sig-prename descclassname">airflow.contrib.hooks.gcp_bigtable_hook.</code><code class="sig-name descname">BigtableHook</code><span class="sig-paren">(</span><em class="sig-param">gcp_conn_id='google_cloud_default'</em>, <em class="sig-param">delegate_to=None</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/gcp_bigtable_hook.html#BigtableHook"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="../gcp_api_base_hook/index.html#airflow.contrib.hooks.gcp_api_base_hook.GoogleCloudBaseHook" title="airflow.contrib.hooks.gcp_api_base_hook.GoogleCloudBaseHook"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.contrib.hooks.gcp_api_base_hook.GoogleCloudBaseHook</span></code></a></p>
<p>Hook for Google Cloud Bigtable APIs.</p>
<p>All the methods in the hook where project_id is used must be called with
keyword arguments rather than positional.</p>
<dl class="attribute">
<dt id="airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook._client">
<code class="sig-name descname">_client</code><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/gcp_bigtable_hook.html#BigtableHook._client"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook._client" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>

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

<dl class="method">
<dt id="airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.get_instance">
<code class="sig-name descname">get_instance</code><span class="sig-paren">(</span><em class="sig-param">self</em>, <em class="sig-param">instance_id</em>, <em class="sig-param">project_id=None</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/gcp_bigtable_hook.html#BigtableHook.get_instance"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.get_instance" title="Permalink to this definition">¶</a></dt>
<dd><p>Retrieves and returns the specified Cloud Bigtable instance if it exists.
Otherwise, returns None.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>instance_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>) – The ID of the Cloud Bigtable instance.</p></li>
<li><p><strong>project_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>) – Optional, Google Cloud Platform project ID where the
BigTable exists. If set to None or missing,
the default project_id from the GCP connection is used.</p></li>
</ul>
</dd>
</dl>
</dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.delete_instance">
<code class="sig-name descname">delete_instance</code><span class="sig-paren">(</span><em class="sig-param">self</em>, <em class="sig-param">instance_id</em>, <em class="sig-param">project_id=None</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/gcp_bigtable_hook.html#BigtableHook.delete_instance"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.delete_instance" title="Permalink to this definition">¶</a></dt>
<dd><p>Deletes the specified Cloud Bigtable instance.
Raises google.api_core.exceptions.NotFound if the Cloud Bigtable instance does
not exist.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>project_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>) – Optional, Google Cloud Platform project ID where the
BigTable exists. If set to None or missing,
the default project_id from the GCP connection is used.</p></li>
<li><p><strong>instance_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>) – The ID of the Cloud Bigtable instance.</p></li>
</ul>
</dd>
</dl>
</dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.create_instance">
<code class="sig-name descname">create_instance</code><span class="sig-paren">(</span><em class="sig-param">self</em>, <em class="sig-param">instance_id</em>, <em class="sig-param">main_cluster_id</em>, <em class="sig-param">main_cluster_zone</em>, <em class="sig-param">project_id=None</em>, <em class="sig-param">replica_cluster_id=None</em>, <em class="sig-param">replica_cluster_zone=None</em>, <em class="sig-param">instance_display_name=None</em>, <em class="sig-param">instance_type=enums.Instance.Type.TYPE_UNSPECIFIED</em>, <em class="sig-param">instance_labels=None</em>, <em class="sig-param">cluster_nodes=None</em>, <em class="sig-param">cluster_storage_type=enums.StorageType.STORAGE_TYPE_UNSPECIFIED</em>, <em class="sig-param">timeout=None</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/gcp_bigtable_hook.html#BigtableHook.create_instance"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.create_instance" title="Permalink to this definition">¶</a></dt>
<dd><p>Creates new instance.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>instance_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>) – The ID for the new instance.</p></li>
<li><p><strong>main_cluster_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>) – The ID for main cluster for the new instance.</p></li>
<li><p><strong>main_cluster_zone</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.8)"><em>str</em></a>) – The zone for main cluster.
See <a class="reference external" href="https://cloud.google.com/bigtable/docs/locations">https://cloud.google.com/bigtable/docs/locations</a> for more details.</p></li>
<li><p><strong>project_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>) – Optional, Google Cloud Platform project ID where the
BigTable exists. If set to None or missing,
the default project_id from the GCP connection is used.</p></li>
<li><p><strong>replica_cluster_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>) – (optional) The ID for replica cluster for the new
instance.</p></li>
<li><p><strong>replica_cluster_zone</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.8)"><em>str</em></a>) – (optional)  The zone for replica cluster.</p></li>
<li><p><strong>instance_type</strong> (<em>enums.Instance.Type</em>) – (optional) The type of the instance.</p></li>
<li><p><strong>instance_display_name</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.8)"><em>str</em></a>) – (optional) Human-readable name of the instance.
Defaults to <code class="docutils literal notranslate"><span class="pre">instance_id</span></code>.</p></li>
<li><p><strong>instance_labels</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#dict" title="(in Python v3.8)"><em>dict</em></a>) – (optional) Dictionary of labels to associate with the
instance.</p></li>
<li><p><strong>cluster_nodes</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.8)"><em>int</em></a>) – (optional) Number of nodes for cluster.</p></li>
<li><p><strong>cluster_storage_type</strong> (<em>enums.StorageType</em>) – (optional) The type of storage.</p></li>
<li><p><strong>timeout</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.8)"><em>int</em></a>) – (optional) timeout (in seconds) for instance creation.
If None is not specified, Operator will wait indefinitely.</p></li>
</ul>
</dd>
</dl>
</dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.create_table">
<em class="property">static </em><code class="sig-name descname">create_table</code><span class="sig-paren">(</span><em class="sig-param">instance</em>, <em class="sig-param">table_id</em>, <em class="sig-param">initial_split_keys=None</em>, <em class="sig-param">column_families=None</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/gcp_bigtable_hook.html#BigtableHook.create_table"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.create_table" title="Permalink to this definition">¶</a></dt>
<dd><p>Creates the specified Cloud Bigtable table.
Raises <code class="docutils literal notranslate"><span class="pre">google.api_core.exceptions.AlreadyExists</span></code> if the table exists.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>instance</strong> (<em>Instance</em>) – The Cloud Bigtable instance that owns the table.</p></li>
<li><p><strong>table_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>) – The ID of the table to create in Cloud Bigtable.</p></li>
<li><p><strong>initial_split_keys</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#list" title="(in Python v3.8)"><em>list</em></a>) – (Optional) A list of row keys in bytes to use to
initially split the table.</p></li>
<li><p><strong>column_families</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#dict" title="(in Python v3.8)"><em>dict</em></a>) – (Optional) A map of columns to create. The key is the
column_id str, and the value is a
<a class="reference external" href="https://googleapis.dev/python/bigtable/latest/column-family.html#google.cloud.bigtable.column_family.GarbageCollectionRule" title="(in google-cloud-bigtable v0.1)"><code class="xref py py-class docutils literal notranslate"><span class="pre">google.cloud.bigtable.column_family.GarbageCollectionRule</span></code></a>.</p></li>
</ul>
</dd>
</dl>
</dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.delete_table">
<code class="sig-name descname">delete_table</code><span class="sig-paren">(</span><em class="sig-param">self</em>, <em class="sig-param">instance_id</em>, <em class="sig-param">table_id</em>, <em class="sig-param">project_id=None</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/gcp_bigtable_hook.html#BigtableHook.delete_table"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.delete_table" title="Permalink to this definition">¶</a></dt>
<dd><p>Deletes the specified table in Cloud Bigtable.
Raises google.api_core.exceptions.NotFound if the table does not exist.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>instance_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>) – The ID of the Cloud Bigtable instance.</p></li>
<li><p><strong>table_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>) – The ID of the table in Cloud Bigtable.</p></li>
<li><p><strong>project_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>) – Optional, Google Cloud Platform project ID where the
BigTable exists. If set to None or missing,
the default project_id from the GCP connection is used.</p></li>
</ul>
</dd>
</dl>
</dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.update_cluster">
<em class="property">static </em><code class="sig-name descname">update_cluster</code><span class="sig-paren">(</span><em class="sig-param">instance</em>, <em class="sig-param">cluster_id</em>, <em class="sig-param">nodes</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/gcp_bigtable_hook.html#BigtableHook.update_cluster"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.update_cluster" title="Permalink to this definition">¶</a></dt>
<dd><p>Updates number of nodes in the specified Cloud Bigtable cluster.
Raises google.api_core.exceptions.NotFound if the cluster does not exist.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>instance</strong> (<em>Instance</em>) – The Cloud Bigtable instance that owns the cluster.</p></li>
<li><p><strong>cluster_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>) – The ID of the cluster.</p></li>
<li><p><strong>nodes</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.8)"><em>int</em></a>) – The desired number of nodes.</p></li>
</ul>
</dd>
</dl>
</dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.get_column_families_for_table">
<em class="property">static </em><code class="sig-name descname">get_column_families_for_table</code><span class="sig-paren">(</span><em class="sig-param">instance</em>, <em class="sig-param">table_id</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/gcp_bigtable_hook.html#BigtableHook.get_column_families_for_table"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.get_column_families_for_table" title="Permalink to this definition">¶</a></dt>
<dd><p>Fetches Column Families for the specified table in Cloud Bigtable.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>instance</strong> (<em>Instance</em>) – The Cloud Bigtable instance that owns the table.</p></li>
<li><p><strong>table_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>) – The ID of the table in Cloud Bigtable to fetch Column Families
from.</p></li>
</ul>
</dd>
</dl>
</dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.get_cluster_states_for_table">
<em class="property">static </em><code class="sig-name descname">get_cluster_states_for_table</code><span class="sig-paren">(</span><em class="sig-param">instance</em>, <em class="sig-param">table_id</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/gcp_bigtable_hook.html#BigtableHook.get_cluster_states_for_table"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.gcp_bigtable_hook.BigtableHook.get_cluster_states_for_table" title="Permalink to this definition">¶</a></dt>
<dd><p>Fetches Cluster States for the specified table in Cloud Bigtable.
Raises google.api_core.exceptions.NotFound if the table does not exist.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>instance</strong> (<em>Instance</em>) – The Cloud Bigtable instance that owns the table.</p></li>
<li><p><strong>table_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>) – The ID of the table in Cloud Bigtable to fetch Cluster States
from.</p></li>
</ul>
</dd>
</dl>
</dd></dl>

</dd></dl>

</div>
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