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<div class="md-content" data-md-component="content">
<article class="md-content__inner md-typeset">
<h1>update</h1>
<div class="doc doc-object doc-module">
<a id="pyiceberg.table.update"></a>
<div class="doc doc-contents first">
<div class="doc doc-children">
<div class="doc doc-object doc-class">
<h2 id="pyiceberg.table.update.AssertCreate" class="doc doc-heading">
<code>AssertCreate</code>
<a href="#pyiceberg.table.update.AssertCreate" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code><a class="autorefs autorefs-internal" title="ValidatableTableRequirement (pyiceberg.table.update.ValidatableTableRequirement)" href="#pyiceberg.table.update.ValidatableTableRequirement">ValidatableTableRequirement</a></code></p>
<p>The table must not already exist; used for create transactions.</p>
<details class="mkdocstrings-source">
<summary>Source code in <code>pyiceberg/table/update/__init__.py</code></summary>
<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-769">769</a></span>
<span class="normal"><a href="#__codelineno-0-770">770</a></span>
<span class="normal"><a href="#__codelineno-0-771">771</a></span>
<span class="normal"><a href="#__codelineno-0-772">772</a></span>
<span class="normal"><a href="#__codelineno-0-773">773</a></span>
<span class="normal"><a href="#__codelineno-0-774">774</a></span>
<span class="normal"><a href="#__codelineno-0-775">775</a></span>
<span class="normal"><a href="#__codelineno-0-776">776</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-769" name="__codelineno-0-769"></a><span class="k">class</span><span class="w"> </span><span class="nc">AssertCreate</span><span class="p">(</span><span class="n">ValidatableTableRequirement</span><span class="p">):</span>
<a id="__codelineno-0-770" name="__codelineno-0-770"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;The table must not already exist; used for create transactions.&quot;&quot;&quot;</span>
<a id="__codelineno-0-771" name="__codelineno-0-771"></a>
<a id="__codelineno-0-772" name="__codelineno-0-772"></a> <span class="nb">type</span><span class="p">:</span> <span class="n">Literal</span><span class="p">[</span><span class="s2">&quot;assert-create&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="s2">&quot;assert-create&quot;</span><span class="p">)</span>
<a id="__codelineno-0-773" name="__codelineno-0-773"></a>
<a id="__codelineno-0-774" name="__codelineno-0-774"></a> <span class="k">def</span><span class="w"> </span><span class="nf">validate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">base_metadata</span><span class="p">:</span> <span class="n">TableMetadata</span> <span class="o">|</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-775" name="__codelineno-0-775"></a> <span class="k">if</span> <span class="n">base_metadata</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-776" name="__codelineno-0-776"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span><span class="s2">&quot;Table already exists&quot;</span><span class="p">)</span>
</code></pre></div></td></tr></table></div>
</details>
<div class="doc doc-children">
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="pyiceberg.table.update.AssertCurrentSchemaId" class="doc doc-heading">
<code>AssertCurrentSchemaId</code>
<a href="#pyiceberg.table.update.AssertCurrentSchemaId" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code><a class="autorefs autorefs-internal" title="ValidatableTableRequirement (pyiceberg.table.update.ValidatableTableRequirement)" href="#pyiceberg.table.update.ValidatableTableRequirement">ValidatableTableRequirement</a></code></p>
<p>The table's current schema id must match the requirement's <code>current-schema-id</code>.</p>
<details class="mkdocstrings-source">
<summary>Source code in <code>pyiceberg/table/update/__init__.py</code></summary>
<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-844">844</a></span>
<span class="normal"><a href="#__codelineno-0-845">845</a></span>
<span class="normal"><a href="#__codelineno-0-846">846</a></span>
<span class="normal"><a href="#__codelineno-0-847">847</a></span>
<span class="normal"><a href="#__codelineno-0-848">848</a></span>
<span class="normal"><a href="#__codelineno-0-849">849</a></span>
<span class="normal"><a href="#__codelineno-0-850">850</a></span>
<span class="normal"><a href="#__codelineno-0-851">851</a></span>
<span class="normal"><a href="#__codelineno-0-852">852</a></span>
<span class="normal"><a href="#__codelineno-0-853">853</a></span>
<span class="normal"><a href="#__codelineno-0-854">854</a></span>
<span class="normal"><a href="#__codelineno-0-855">855</a></span>
<span class="normal"><a href="#__codelineno-0-856">856</a></span>
<span class="normal"><a href="#__codelineno-0-857">857</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-844" name="__codelineno-0-844"></a><span class="k">class</span><span class="w"> </span><span class="nc">AssertCurrentSchemaId</span><span class="p">(</span><span class="n">ValidatableTableRequirement</span><span class="p">):</span>
<a id="__codelineno-0-845" name="__codelineno-0-845"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;The table&#39;s current schema id must match the requirement&#39;s `current-schema-id`.&quot;&quot;&quot;</span>
<a id="__codelineno-0-846" name="__codelineno-0-846"></a>
<a id="__codelineno-0-847" name="__codelineno-0-847"></a> <span class="nb">type</span><span class="p">:</span> <span class="n">Literal</span><span class="p">[</span><span class="s2">&quot;assert-current-schema-id&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="s2">&quot;assert-current-schema-id&quot;</span><span class="p">)</span>
<a id="__codelineno-0-848" name="__codelineno-0-848"></a> <span class="n">current_schema_id</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="o">...</span><span class="p">,</span> <span class="n">alias</span><span class="o">=</span><span class="s2">&quot;current-schema-id&quot;</span><span class="p">)</span>
<a id="__codelineno-0-849" name="__codelineno-0-849"></a>
<a id="__codelineno-0-850" name="__codelineno-0-850"></a> <span class="k">def</span><span class="w"> </span><span class="nf">validate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">base_metadata</span><span class="p">:</span> <span class="n">TableMetadata</span> <span class="o">|</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-851" name="__codelineno-0-851"></a> <span class="k">if</span> <span class="n">base_metadata</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-852" name="__codelineno-0-852"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span><span class="s2">&quot;Requirement failed: current table metadata is missing&quot;</span><span class="p">)</span>
<a id="__codelineno-0-853" name="__codelineno-0-853"></a> <span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">current_schema_id</span> <span class="o">!=</span> <span class="n">base_metadata</span><span class="o">.</span><span class="n">current_schema_id</span><span class="p">:</span>
<a id="__codelineno-0-854" name="__codelineno-0-854"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span>
<a id="__codelineno-0-855" name="__codelineno-0-855"></a> <span class="sa">f</span><span class="s2">&quot;Requirement failed: current schema id has changed: &quot;</span>
<a id="__codelineno-0-856" name="__codelineno-0-856"></a> <span class="sa">f</span><span class="s2">&quot;expected </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">current_schema_id</span><span class="si">}</span><span class="s2">, found </span><span class="si">{</span><span class="n">base_metadata</span><span class="o">.</span><span class="n">current_schema_id</span><span class="si">}</span><span class="s2">&quot;</span>
<a id="__codelineno-0-857" name="__codelineno-0-857"></a> <span class="p">)</span>
</code></pre></div></td></tr></table></div>
</details>
<div class="doc doc-children">
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="pyiceberg.table.update.AssertDefaultSortOrderId" class="doc doc-heading">
<code>AssertDefaultSortOrderId</code>
<a href="#pyiceberg.table.update.AssertDefaultSortOrderId" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code><a class="autorefs autorefs-internal" title="ValidatableTableRequirement (pyiceberg.table.update.ValidatableTableRequirement)" href="#pyiceberg.table.update.ValidatableTableRequirement">ValidatableTableRequirement</a></code></p>
<p>The table's default sort order id must match the requirement's <code>default-sort-order-id</code>.</p>
<details class="mkdocstrings-source">
<summary>Source code in <code>pyiceberg/table/update/__init__.py</code></summary>
<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-892">892</a></span>
<span class="normal"><a href="#__codelineno-0-893">893</a></span>
<span class="normal"><a href="#__codelineno-0-894">894</a></span>
<span class="normal"><a href="#__codelineno-0-895">895</a></span>
<span class="normal"><a href="#__codelineno-0-896">896</a></span>
<span class="normal"><a href="#__codelineno-0-897">897</a></span>
<span class="normal"><a href="#__codelineno-0-898">898</a></span>
<span class="normal"><a href="#__codelineno-0-899">899</a></span>
<span class="normal"><a href="#__codelineno-0-900">900</a></span>
<span class="normal"><a href="#__codelineno-0-901">901</a></span>
<span class="normal"><a href="#__codelineno-0-902">902</a></span>
<span class="normal"><a href="#__codelineno-0-903">903</a></span>
<span class="normal"><a href="#__codelineno-0-904">904</a></span>
<span class="normal"><a href="#__codelineno-0-905">905</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-892" name="__codelineno-0-892"></a><span class="k">class</span><span class="w"> </span><span class="nc">AssertDefaultSortOrderId</span><span class="p">(</span><span class="n">ValidatableTableRequirement</span><span class="p">):</span>
<a id="__codelineno-0-893" name="__codelineno-0-893"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;The table&#39;s default sort order id must match the requirement&#39;s `default-sort-order-id`.&quot;&quot;&quot;</span>
<a id="__codelineno-0-894" name="__codelineno-0-894"></a>
<a id="__codelineno-0-895" name="__codelineno-0-895"></a> <span class="nb">type</span><span class="p">:</span> <span class="n">Literal</span><span class="p">[</span><span class="s2">&quot;assert-default-sort-order-id&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="s2">&quot;assert-default-sort-order-id&quot;</span><span class="p">)</span>
<a id="__codelineno-0-896" name="__codelineno-0-896"></a> <span class="n">default_sort_order_id</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="o">...</span><span class="p">,</span> <span class="n">alias</span><span class="o">=</span><span class="s2">&quot;default-sort-order-id&quot;</span><span class="p">)</span>
<a id="__codelineno-0-897" name="__codelineno-0-897"></a>
<a id="__codelineno-0-898" name="__codelineno-0-898"></a> <span class="k">def</span><span class="w"> </span><span class="nf">validate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">base_metadata</span><span class="p">:</span> <span class="n">TableMetadata</span> <span class="o">|</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-899" name="__codelineno-0-899"></a> <span class="k">if</span> <span class="n">base_metadata</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-900" name="__codelineno-0-900"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span><span class="s2">&quot;Requirement failed: current table metadata is missing&quot;</span><span class="p">)</span>
<a id="__codelineno-0-901" name="__codelineno-0-901"></a> <span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">default_sort_order_id</span> <span class="o">!=</span> <span class="n">base_metadata</span><span class="o">.</span><span class="n">default_sort_order_id</span><span class="p">:</span>
<a id="__codelineno-0-902" name="__codelineno-0-902"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span>
<a id="__codelineno-0-903" name="__codelineno-0-903"></a> <span class="sa">f</span><span class="s2">&quot;Requirement failed: default sort order id has changed: &quot;</span>
<a id="__codelineno-0-904" name="__codelineno-0-904"></a> <span class="sa">f</span><span class="s2">&quot;expected </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">default_sort_order_id</span><span class="si">}</span><span class="s2">, found </span><span class="si">{</span><span class="n">base_metadata</span><span class="o">.</span><span class="n">default_sort_order_id</span><span class="si">}</span><span class="s2">&quot;</span>
<a id="__codelineno-0-905" name="__codelineno-0-905"></a> <span class="p">)</span>
</code></pre></div></td></tr></table></div>
</details>
<div class="doc doc-children">
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="pyiceberg.table.update.AssertDefaultSpecId" class="doc doc-heading">
<code>AssertDefaultSpecId</code>
<a href="#pyiceberg.table.update.AssertDefaultSpecId" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code><a class="autorefs autorefs-internal" title="ValidatableTableRequirement (pyiceberg.table.update.ValidatableTableRequirement)" href="#pyiceberg.table.update.ValidatableTableRequirement">ValidatableTableRequirement</a></code></p>
<p>The table's default spec id must match the requirement's <code>default-spec-id</code>.</p>
<details class="mkdocstrings-source">
<summary>Source code in <code>pyiceberg/table/update/__init__.py</code></summary>
<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-876">876</a></span>
<span class="normal"><a href="#__codelineno-0-877">877</a></span>
<span class="normal"><a href="#__codelineno-0-878">878</a></span>
<span class="normal"><a href="#__codelineno-0-879">879</a></span>
<span class="normal"><a href="#__codelineno-0-880">880</a></span>
<span class="normal"><a href="#__codelineno-0-881">881</a></span>
<span class="normal"><a href="#__codelineno-0-882">882</a></span>
<span class="normal"><a href="#__codelineno-0-883">883</a></span>
<span class="normal"><a href="#__codelineno-0-884">884</a></span>
<span class="normal"><a href="#__codelineno-0-885">885</a></span>
<span class="normal"><a href="#__codelineno-0-886">886</a></span>
<span class="normal"><a href="#__codelineno-0-887">887</a></span>
<span class="normal"><a href="#__codelineno-0-888">888</a></span>
<span class="normal"><a href="#__codelineno-0-889">889</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-876" name="__codelineno-0-876"></a><span class="k">class</span><span class="w"> </span><span class="nc">AssertDefaultSpecId</span><span class="p">(</span><span class="n">ValidatableTableRequirement</span><span class="p">):</span>
<a id="__codelineno-0-877" name="__codelineno-0-877"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;The table&#39;s default spec id must match the requirement&#39;s `default-spec-id`.&quot;&quot;&quot;</span>
<a id="__codelineno-0-878" name="__codelineno-0-878"></a>
<a id="__codelineno-0-879" name="__codelineno-0-879"></a> <span class="nb">type</span><span class="p">:</span> <span class="n">Literal</span><span class="p">[</span><span class="s2">&quot;assert-default-spec-id&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="s2">&quot;assert-default-spec-id&quot;</span><span class="p">)</span>
<a id="__codelineno-0-880" name="__codelineno-0-880"></a> <span class="n">default_spec_id</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="o">...</span><span class="p">,</span> <span class="n">alias</span><span class="o">=</span><span class="s2">&quot;default-spec-id&quot;</span><span class="p">)</span>
<a id="__codelineno-0-881" name="__codelineno-0-881"></a>
<a id="__codelineno-0-882" name="__codelineno-0-882"></a> <span class="k">def</span><span class="w"> </span><span class="nf">validate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">base_metadata</span><span class="p">:</span> <span class="n">TableMetadata</span> <span class="o">|</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-883" name="__codelineno-0-883"></a> <span class="k">if</span> <span class="n">base_metadata</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-884" name="__codelineno-0-884"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span><span class="s2">&quot;Requirement failed: current table metadata is missing&quot;</span><span class="p">)</span>
<a id="__codelineno-0-885" name="__codelineno-0-885"></a> <span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">default_spec_id</span> <span class="o">!=</span> <span class="n">base_metadata</span><span class="o">.</span><span class="n">default_spec_id</span><span class="p">:</span>
<a id="__codelineno-0-886" name="__codelineno-0-886"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span>
<a id="__codelineno-0-887" name="__codelineno-0-887"></a> <span class="sa">f</span><span class="s2">&quot;Requirement failed: default spec id has changed: &quot;</span>
<a id="__codelineno-0-888" name="__codelineno-0-888"></a> <span class="sa">f</span><span class="s2">&quot;expected </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">default_spec_id</span><span class="si">}</span><span class="s2">, found </span><span class="si">{</span><span class="n">base_metadata</span><span class="o">.</span><span class="n">default_spec_id</span><span class="si">}</span><span class="s2">&quot;</span>
<a id="__codelineno-0-889" name="__codelineno-0-889"></a> <span class="p">)</span>
</code></pre></div></td></tr></table></div>
</details>
<div class="doc doc-children">
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="pyiceberg.table.update.AssertLastAssignedFieldId" class="doc doc-heading">
<code>AssertLastAssignedFieldId</code>
<a href="#pyiceberg.table.update.AssertLastAssignedFieldId" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code><a class="autorefs autorefs-internal" title="ValidatableTableRequirement (pyiceberg.table.update.ValidatableTableRequirement)" href="#pyiceberg.table.update.ValidatableTableRequirement">ValidatableTableRequirement</a></code></p>
<p>The table's last assigned column id must match the requirement's <code>last-assigned-field-id</code>.</p>
<details class="mkdocstrings-source">
<summary>Source code in <code>pyiceberg/table/update/__init__.py</code></summary>
<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-828">828</a></span>
<span class="normal"><a href="#__codelineno-0-829">829</a></span>
<span class="normal"><a href="#__codelineno-0-830">830</a></span>
<span class="normal"><a href="#__codelineno-0-831">831</a></span>
<span class="normal"><a href="#__codelineno-0-832">832</a></span>
<span class="normal"><a href="#__codelineno-0-833">833</a></span>
<span class="normal"><a href="#__codelineno-0-834">834</a></span>
<span class="normal"><a href="#__codelineno-0-835">835</a></span>
<span class="normal"><a href="#__codelineno-0-836">836</a></span>
<span class="normal"><a href="#__codelineno-0-837">837</a></span>
<span class="normal"><a href="#__codelineno-0-838">838</a></span>
<span class="normal"><a href="#__codelineno-0-839">839</a></span>
<span class="normal"><a href="#__codelineno-0-840">840</a></span>
<span class="normal"><a href="#__codelineno-0-841">841</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-828" name="__codelineno-0-828"></a><span class="k">class</span><span class="w"> </span><span class="nc">AssertLastAssignedFieldId</span><span class="p">(</span><span class="n">ValidatableTableRequirement</span><span class="p">):</span>
<a id="__codelineno-0-829" name="__codelineno-0-829"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;The table&#39;s last assigned column id must match the requirement&#39;s `last-assigned-field-id`.&quot;&quot;&quot;</span>
<a id="__codelineno-0-830" name="__codelineno-0-830"></a>
<a id="__codelineno-0-831" name="__codelineno-0-831"></a> <span class="nb">type</span><span class="p">:</span> <span class="n">Literal</span><span class="p">[</span><span class="s2">&quot;assert-last-assigned-field-id&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="s2">&quot;assert-last-assigned-field-id&quot;</span><span class="p">)</span>
<a id="__codelineno-0-832" name="__codelineno-0-832"></a> <span class="n">last_assigned_field_id</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="o">...</span><span class="p">,</span> <span class="n">alias</span><span class="o">=</span><span class="s2">&quot;last-assigned-field-id&quot;</span><span class="p">)</span>
<a id="__codelineno-0-833" name="__codelineno-0-833"></a>
<a id="__codelineno-0-834" name="__codelineno-0-834"></a> <span class="k">def</span><span class="w"> </span><span class="nf">validate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">base_metadata</span><span class="p">:</span> <span class="n">TableMetadata</span> <span class="o">|</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-835" name="__codelineno-0-835"></a> <span class="k">if</span> <span class="n">base_metadata</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-836" name="__codelineno-0-836"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span><span class="s2">&quot;Requirement failed: current table metadata is missing&quot;</span><span class="p">)</span>
<a id="__codelineno-0-837" name="__codelineno-0-837"></a> <span class="k">elif</span> <span class="n">base_metadata</span><span class="o">.</span><span class="n">last_column_id</span> <span class="o">!=</span> <span class="bp">self</span><span class="o">.</span><span class="n">last_assigned_field_id</span><span class="p">:</span>
<a id="__codelineno-0-838" name="__codelineno-0-838"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span>
<a id="__codelineno-0-839" name="__codelineno-0-839"></a> <span class="sa">f</span><span class="s2">&quot;Requirement failed: last assigned field id has changed: &quot;</span>
<a id="__codelineno-0-840" name="__codelineno-0-840"></a> <span class="sa">f</span><span class="s2">&quot;expected </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">last_assigned_field_id</span><span class="si">}</span><span class="s2">, found </span><span class="si">{</span><span class="n">base_metadata</span><span class="o">.</span><span class="n">last_column_id</span><span class="si">}</span><span class="s2">&quot;</span>
<a id="__codelineno-0-841" name="__codelineno-0-841"></a> <span class="p">)</span>
</code></pre></div></td></tr></table></div>
</details>
<div class="doc doc-children">
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="pyiceberg.table.update.AssertLastAssignedPartitionId" class="doc doc-heading">
<code>AssertLastAssignedPartitionId</code>
<a href="#pyiceberg.table.update.AssertLastAssignedPartitionId" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code><a class="autorefs autorefs-internal" title="ValidatableTableRequirement (pyiceberg.table.update.ValidatableTableRequirement)" href="#pyiceberg.table.update.ValidatableTableRequirement">ValidatableTableRequirement</a></code></p>
<p>The table's last assigned partition id must match the requirement's <code>last-assigned-partition-id</code>.</p>
<details class="mkdocstrings-source">
<summary>Source code in <code>pyiceberg/table/update/__init__.py</code></summary>
<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-860">860</a></span>
<span class="normal"><a href="#__codelineno-0-861">861</a></span>
<span class="normal"><a href="#__codelineno-0-862">862</a></span>
<span class="normal"><a href="#__codelineno-0-863">863</a></span>
<span class="normal"><a href="#__codelineno-0-864">864</a></span>
<span class="normal"><a href="#__codelineno-0-865">865</a></span>
<span class="normal"><a href="#__codelineno-0-866">866</a></span>
<span class="normal"><a href="#__codelineno-0-867">867</a></span>
<span class="normal"><a href="#__codelineno-0-868">868</a></span>
<span class="normal"><a href="#__codelineno-0-869">869</a></span>
<span class="normal"><a href="#__codelineno-0-870">870</a></span>
<span class="normal"><a href="#__codelineno-0-871">871</a></span>
<span class="normal"><a href="#__codelineno-0-872">872</a></span>
<span class="normal"><a href="#__codelineno-0-873">873</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-860" name="__codelineno-0-860"></a><span class="k">class</span><span class="w"> </span><span class="nc">AssertLastAssignedPartitionId</span><span class="p">(</span><span class="n">ValidatableTableRequirement</span><span class="p">):</span>
<a id="__codelineno-0-861" name="__codelineno-0-861"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;The table&#39;s last assigned partition id must match the requirement&#39;s `last-assigned-partition-id`.&quot;&quot;&quot;</span>
<a id="__codelineno-0-862" name="__codelineno-0-862"></a>
<a id="__codelineno-0-863" name="__codelineno-0-863"></a> <span class="nb">type</span><span class="p">:</span> <span class="n">Literal</span><span class="p">[</span><span class="s2">&quot;assert-last-assigned-partition-id&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="s2">&quot;assert-last-assigned-partition-id&quot;</span><span class="p">)</span>
<a id="__codelineno-0-864" name="__codelineno-0-864"></a> <span class="n">last_assigned_partition_id</span><span class="p">:</span> <span class="nb">int</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="o">...</span><span class="p">,</span> <span class="n">alias</span><span class="o">=</span><span class="s2">&quot;last-assigned-partition-id&quot;</span><span class="p">)</span>
<a id="__codelineno-0-865" name="__codelineno-0-865"></a>
<a id="__codelineno-0-866" name="__codelineno-0-866"></a> <span class="k">def</span><span class="w"> </span><span class="nf">validate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">base_metadata</span><span class="p">:</span> <span class="n">TableMetadata</span> <span class="o">|</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-867" name="__codelineno-0-867"></a> <span class="k">if</span> <span class="n">base_metadata</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-868" name="__codelineno-0-868"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span><span class="s2">&quot;Requirement failed: current table metadata is missing&quot;</span><span class="p">)</span>
<a id="__codelineno-0-869" name="__codelineno-0-869"></a> <span class="k">elif</span> <span class="n">base_metadata</span><span class="o">.</span><span class="n">last_partition_id</span> <span class="o">!=</span> <span class="bp">self</span><span class="o">.</span><span class="n">last_assigned_partition_id</span><span class="p">:</span>
<a id="__codelineno-0-870" name="__codelineno-0-870"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span>
<a id="__codelineno-0-871" name="__codelineno-0-871"></a> <span class="sa">f</span><span class="s2">&quot;Requirement failed: last assigned partition id has changed: &quot;</span>
<a id="__codelineno-0-872" name="__codelineno-0-872"></a> <span class="sa">f</span><span class="s2">&quot;expected </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">last_assigned_partition_id</span><span class="si">}</span><span class="s2">, found </span><span class="si">{</span><span class="n">base_metadata</span><span class="o">.</span><span class="n">last_partition_id</span><span class="si">}</span><span class="s2">&quot;</span>
<a id="__codelineno-0-873" name="__codelineno-0-873"></a> <span class="p">)</span>
</code></pre></div></td></tr></table></div>
</details>
<div class="doc doc-children">
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="pyiceberg.table.update.AssertRefSnapshotId" class="doc doc-heading">
<code>AssertRefSnapshotId</code>
<a href="#pyiceberg.table.update.AssertRefSnapshotId" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code><a class="autorefs autorefs-internal" title="ValidatableTableRequirement (pyiceberg.table.update.ValidatableTableRequirement)" href="#pyiceberg.table.update.ValidatableTableRequirement">ValidatableTableRequirement</a></code></p>
<p>The table branch or tag identified by the requirement's <code>ref</code> must reference the requirement's <code>snapshot-id</code>.</p>
<p>if <code>snapshot-id</code> is <code>null</code> or missing, the ref must not already exist.</p>
<details class="mkdocstrings-source">
<summary>Source code in <code>pyiceberg/table/update/__init__.py</code></summary>
<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-792">792</a></span>
<span class="normal"><a href="#__codelineno-0-793">793</a></span>
<span class="normal"><a href="#__codelineno-0-794">794</a></span>
<span class="normal"><a href="#__codelineno-0-795">795</a></span>
<span class="normal"><a href="#__codelineno-0-796">796</a></span>
<span class="normal"><a href="#__codelineno-0-797">797</a></span>
<span class="normal"><a href="#__codelineno-0-798">798</a></span>
<span class="normal"><a href="#__codelineno-0-799">799</a></span>
<span class="normal"><a href="#__codelineno-0-800">800</a></span>
<span class="normal"><a href="#__codelineno-0-801">801</a></span>
<span class="normal"><a href="#__codelineno-0-802">802</a></span>
<span class="normal"><a href="#__codelineno-0-803">803</a></span>
<span class="normal"><a href="#__codelineno-0-804">804</a></span>
<span class="normal"><a href="#__codelineno-0-805">805</a></span>
<span class="normal"><a href="#__codelineno-0-806">806</a></span>
<span class="normal"><a href="#__codelineno-0-807">807</a></span>
<span class="normal"><a href="#__codelineno-0-808">808</a></span>
<span class="normal"><a href="#__codelineno-0-809">809</a></span>
<span class="normal"><a href="#__codelineno-0-810">810</a></span>
<span class="normal"><a href="#__codelineno-0-811">811</a></span>
<span class="normal"><a href="#__codelineno-0-812">812</a></span>
<span class="normal"><a href="#__codelineno-0-813">813</a></span>
<span class="normal"><a href="#__codelineno-0-814">814</a></span>
<span class="normal"><a href="#__codelineno-0-815">815</a></span>
<span class="normal"><a href="#__codelineno-0-816">816</a></span>
<span class="normal"><a href="#__codelineno-0-817">817</a></span>
<span class="normal"><a href="#__codelineno-0-818">818</a></span>
<span class="normal"><a href="#__codelineno-0-819">819</a></span>
<span class="normal"><a href="#__codelineno-0-820">820</a></span>
<span class="normal"><a href="#__codelineno-0-821">821</a></span>
<span class="normal"><a href="#__codelineno-0-822">822</a></span>
<span class="normal"><a href="#__codelineno-0-823">823</a></span>
<span class="normal"><a href="#__codelineno-0-824">824</a></span>
<span class="normal"><a href="#__codelineno-0-825">825</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-792" name="__codelineno-0-792"></a><span class="k">class</span><span class="w"> </span><span class="nc">AssertRefSnapshotId</span><span class="p">(</span><span class="n">ValidatableTableRequirement</span><span class="p">):</span>
<a id="__codelineno-0-793" name="__codelineno-0-793"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;The table branch or tag identified by the requirement&#39;s `ref` must reference the requirement&#39;s `snapshot-id`.</span>
<a id="__codelineno-0-794" name="__codelineno-0-794"></a>
<a id="__codelineno-0-795" name="__codelineno-0-795"></a><span class="sd"> if `snapshot-id` is `null` or missing, the ref must not already exist.</span>
<a id="__codelineno-0-796" name="__codelineno-0-796"></a><span class="sd"> &quot;&quot;&quot;</span>
<a id="__codelineno-0-797" name="__codelineno-0-797"></a>
<a id="__codelineno-0-798" name="__codelineno-0-798"></a> <span class="nb">type</span><span class="p">:</span> <span class="n">Literal</span><span class="p">[</span><span class="s2">&quot;assert-ref-snapshot-id&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="s2">&quot;assert-ref-snapshot-id&quot;</span><span class="p">)</span>
<a id="__codelineno-0-799" name="__codelineno-0-799"></a> <span class="n">ref</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="o">...</span><span class="p">)</span>
<a id="__codelineno-0-800" name="__codelineno-0-800"></a> <span class="n">snapshot_id</span><span class="p">:</span> <span class="nb">int</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">alias</span><span class="o">=</span><span class="s2">&quot;snapshot-id&quot;</span><span class="p">)</span>
<a id="__codelineno-0-801" name="__codelineno-0-801"></a>
<a id="__codelineno-0-802" name="__codelineno-0-802"></a> <span class="nd">@model_serializer</span><span class="p">(</span><span class="n">mode</span><span class="o">=</span><span class="s2">&quot;wrap&quot;</span><span class="p">)</span>
<a id="__codelineno-0-803" name="__codelineno-0-803"></a> <span class="k">def</span><span class="w"> </span><span class="nf">serialize_model</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">handler</span><span class="p">:</span> <span class="n">ModelWrapSerializerWithoutInfo</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">Any</span><span class="p">]:</span>
<a id="__codelineno-0-804" name="__codelineno-0-804"></a> <span class="n">partial_result</span> <span class="o">=</span> <span class="n">handler</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
<a id="__codelineno-0-805" name="__codelineno-0-805"></a> <span class="c1"># Ensure &quot;snapshot-id&quot; is always present, even if value is None</span>
<a id="__codelineno-0-806" name="__codelineno-0-806"></a> <span class="k">return</span> <span class="p">{</span><span class="o">**</span><span class="n">partial_result</span><span class="p">,</span> <span class="s2">&quot;snapshot-id&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">snapshot_id</span><span class="p">}</span>
<a id="__codelineno-0-807" name="__codelineno-0-807"></a>
<a id="__codelineno-0-808" name="__codelineno-0-808"></a> <span class="k">def</span><span class="w"> </span><span class="nf">validate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">base_metadata</span><span class="p">:</span> <span class="n">TableMetadata</span> <span class="o">|</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-809" name="__codelineno-0-809"></a> <span class="k">if</span> <span class="n">base_metadata</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-810" name="__codelineno-0-810"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span><span class="s2">&quot;Requirement failed: current table metadata is missing&quot;</span><span class="p">)</span>
<a id="__codelineno-0-811" name="__codelineno-0-811"></a> <span class="k">elif</span> <span class="nb">len</span><span class="p">(</span><span class="n">base_metadata</span><span class="o">.</span><span class="n">snapshots</span><span class="p">)</span> <span class="o">==</span> <span class="mi">0</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">ref</span> <span class="o">!=</span> <span class="n">MAIN_BRANCH</span><span class="p">:</span>
<a id="__codelineno-0-812" name="__codelineno-0-812"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span>
<a id="__codelineno-0-813" name="__codelineno-0-813"></a> <span class="sa">f</span><span class="s2">&quot;Requirement failed: Table has no snapshots and can only be written to the </span><span class="si">{</span><span class="n">MAIN_BRANCH</span><span class="si">}</span><span class="s2"> BRANCH.&quot;</span>
<a id="__codelineno-0-814" name="__codelineno-0-814"></a> <span class="p">)</span>
<a id="__codelineno-0-815" name="__codelineno-0-815"></a> <span class="k">elif</span> <span class="n">snapshot_ref</span> <span class="o">:=</span> <span class="n">base_metadata</span><span class="o">.</span><span class="n">refs</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">ref</span><span class="p">):</span>
<a id="__codelineno-0-816" name="__codelineno-0-816"></a> <span class="n">ref_type</span> <span class="o">=</span> <span class="n">snapshot_ref</span><span class="o">.</span><span class="n">snapshot_ref_type</span>
<a id="__codelineno-0-817" name="__codelineno-0-817"></a> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">snapshot_id</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-818" name="__codelineno-0-818"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Requirement failed: </span><span class="si">{</span><span class="n">ref_type</span><span class="si">}</span><span class="s2"> </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">ref</span><span class="si">}</span><span class="s2"> was created concurrently&quot;</span><span class="p">)</span>
<a id="__codelineno-0-819" name="__codelineno-0-819"></a> <span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">snapshot_id</span> <span class="o">!=</span> <span class="n">snapshot_ref</span><span class="o">.</span><span class="n">snapshot_id</span><span class="p">:</span>
<a id="__codelineno-0-820" name="__codelineno-0-820"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span>
<a id="__codelineno-0-821" name="__codelineno-0-821"></a> <span class="sa">f</span><span class="s2">&quot;Requirement failed: </span><span class="si">{</span><span class="n">ref_type</span><span class="si">}</span><span class="s2"> </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">ref</span><span class="si">}</span><span class="s2"> has changed: &quot;</span>
<a id="__codelineno-0-822" name="__codelineno-0-822"></a> <span class="sa">f</span><span class="s2">&quot;expected id </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">snapshot_id</span><span class="si">}</span><span class="s2">, found </span><span class="si">{</span><span class="n">snapshot_ref</span><span class="o">.</span><span class="n">snapshot_id</span><span class="si">}</span><span class="s2">&quot;</span>
<a id="__codelineno-0-823" name="__codelineno-0-823"></a> <span class="p">)</span>
<a id="__codelineno-0-824" name="__codelineno-0-824"></a> <span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">snapshot_id</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-825" name="__codelineno-0-825"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Requirement failed: branch or tag </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">ref</span><span class="si">}</span><span class="s2"> is missing, expected </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">snapshot_id</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
</code></pre></div></td></tr></table></div>
</details>
<div class="doc doc-children">
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="pyiceberg.table.update.AssertTableUUID" class="doc doc-heading">
<code>AssertTableUUID</code>
<a href="#pyiceberg.table.update.AssertTableUUID" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code><a class="autorefs autorefs-internal" title="ValidatableTableRequirement (pyiceberg.table.update.ValidatableTableRequirement)" href="#pyiceberg.table.update.ValidatableTableRequirement">ValidatableTableRequirement</a></code></p>
<p>The table UUID must match the requirement's <code>uuid</code>.</p>
<details class="mkdocstrings-source">
<summary>Source code in <code>pyiceberg/table/update/__init__.py</code></summary>
<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-779">779</a></span>
<span class="normal"><a href="#__codelineno-0-780">780</a></span>
<span class="normal"><a href="#__codelineno-0-781">781</a></span>
<span class="normal"><a href="#__codelineno-0-782">782</a></span>
<span class="normal"><a href="#__codelineno-0-783">783</a></span>
<span class="normal"><a href="#__codelineno-0-784">784</a></span>
<span class="normal"><a href="#__codelineno-0-785">785</a></span>
<span class="normal"><a href="#__codelineno-0-786">786</a></span>
<span class="normal"><a href="#__codelineno-0-787">787</a></span>
<span class="normal"><a href="#__codelineno-0-788">788</a></span>
<span class="normal"><a href="#__codelineno-0-789">789</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-779" name="__codelineno-0-779"></a><span class="k">class</span><span class="w"> </span><span class="nc">AssertTableUUID</span><span class="p">(</span><span class="n">ValidatableTableRequirement</span><span class="p">):</span>
<a id="__codelineno-0-780" name="__codelineno-0-780"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;The table UUID must match the requirement&#39;s `uuid`.&quot;&quot;&quot;</span>
<a id="__codelineno-0-781" name="__codelineno-0-781"></a>
<a id="__codelineno-0-782" name="__codelineno-0-782"></a> <span class="nb">type</span><span class="p">:</span> <span class="n">Literal</span><span class="p">[</span><span class="s2">&quot;assert-table-uuid&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="s2">&quot;assert-table-uuid&quot;</span><span class="p">)</span>
<a id="__codelineno-0-783" name="__codelineno-0-783"></a> <span class="n">uuid</span><span class="p">:</span> <span class="n">uuid</span><span class="o">.</span><span class="n">UUID</span>
<a id="__codelineno-0-784" name="__codelineno-0-784"></a>
<a id="__codelineno-0-785" name="__codelineno-0-785"></a> <span class="k">def</span><span class="w"> </span><span class="nf">validate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">base_metadata</span><span class="p">:</span> <span class="n">TableMetadata</span> <span class="o">|</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-786" name="__codelineno-0-786"></a> <span class="k">if</span> <span class="n">base_metadata</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-787" name="__codelineno-0-787"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span><span class="s2">&quot;Requirement failed: current table metadata is missing&quot;</span><span class="p">)</span>
<a id="__codelineno-0-788" name="__codelineno-0-788"></a> <span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">uuid</span> <span class="o">!=</span> <span class="n">base_metadata</span><span class="o">.</span><span class="n">table_uuid</span><span class="p">:</span>
<a id="__codelineno-0-789" name="__codelineno-0-789"></a> <span class="k">raise</span> <span class="n">CommitFailedException</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Table UUID does not match: </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">uuid</span><span class="si">}</span><span class="s2"> != </span><span class="si">{</span><span class="n">base_metadata</span><span class="o">.</span><span class="n">table_uuid</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
</code></pre></div></td></tr></table></div>
</details>
<div class="doc doc-children">
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="pyiceberg.table.update.UpdateTableMetadata" class="doc doc-heading">
<code>UpdateTableMetadata</code>
<a href="#pyiceberg.table.update.UpdateTableMetadata" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code><span title="abc.ABC">ABC</span></code>, <code><span title="typing.Generic">Generic</span>[<span title="pyiceberg.table.update.U">U</span>]</code></p>
<details class="mkdocstrings-source">
<summary>Source code in <code>pyiceberg/table/update/__init__.py</code></summary>
<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-62">62</a></span>
<span class="normal"><a href="#__codelineno-0-63">63</a></span>
<span class="normal"><a href="#__codelineno-0-64">64</a></span>
<span class="normal"><a href="#__codelineno-0-65">65</a></span>
<span class="normal"><a href="#__codelineno-0-66">66</a></span>
<span class="normal"><a href="#__codelineno-0-67">67</a></span>
<span class="normal"><a href="#__codelineno-0-68">68</a></span>
<span class="normal"><a href="#__codelineno-0-69">69</a></span>
<span class="normal"><a href="#__codelineno-0-70">70</a></span>
<span class="normal"><a href="#__codelineno-0-71">71</a></span>
<span class="normal"><a href="#__codelineno-0-72">72</a></span>
<span class="normal"><a href="#__codelineno-0-73">73</a></span>
<span class="normal"><a href="#__codelineno-0-74">74</a></span>
<span class="normal"><a href="#__codelineno-0-75">75</a></span>
<span class="normal"><a href="#__codelineno-0-76">76</a></span>
<span class="normal"><a href="#__codelineno-0-77">77</a></span>
<span class="normal"><a href="#__codelineno-0-78">78</a></span>
<span class="normal"><a href="#__codelineno-0-79">79</a></span>
<span class="normal"><a href="#__codelineno-0-80">80</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-62" name="__codelineno-0-62"></a><span class="k">class</span><span class="w"> </span><span class="nc">UpdateTableMetadata</span><span class="p">(</span><span class="n">ABC</span><span class="p">,</span> <span class="n">Generic</span><span class="p">[</span><span class="n">U</span><span class="p">]):</span>
<a id="__codelineno-0-63" name="__codelineno-0-63"></a> <span class="n">_transaction</span><span class="p">:</span> <span class="n">Transaction</span>
<a id="__codelineno-0-64" name="__codelineno-0-64"></a>
<a id="__codelineno-0-65" name="__codelineno-0-65"></a> <span class="k">def</span><span class="w"> </span><span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">transaction</span><span class="p">:</span> <span class="n">Transaction</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-66" name="__codelineno-0-66"></a> <span class="bp">self</span><span class="o">.</span><span class="n">_transaction</span> <span class="o">=</span> <span class="n">transaction</span>
<a id="__codelineno-0-67" name="__codelineno-0-67"></a>
<a id="__codelineno-0-68" name="__codelineno-0-68"></a> <span class="nd">@abstractmethod</span>
<a id="__codelineno-0-69" name="__codelineno-0-69"></a> <span class="k">def</span><span class="w"> </span><span class="nf">_commit</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">UpdatesAndRequirements</span><span class="p">:</span> <span class="o">...</span>
<a id="__codelineno-0-70" name="__codelineno-0-70"></a>
<a id="__codelineno-0-71" name="__codelineno-0-71"></a> <span class="k">def</span><span class="w"> </span><span class="nf">commit</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-72" name="__codelineno-0-72"></a> <span class="bp">self</span><span class="o">.</span><span class="n">_transaction</span><span class="o">.</span><span class="n">_apply</span><span class="p">(</span><span class="o">*</span><span class="bp">self</span><span class="o">.</span><span class="n">_commit</span><span class="p">())</span>
<a id="__codelineno-0-73" name="__codelineno-0-73"></a>
<a id="__codelineno-0-74" name="__codelineno-0-74"></a> <span class="k">def</span><span class="w"> </span><span class="fm">__exit__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">_</span><span class="p">:</span> <span class="n">Any</span><span class="p">,</span> <span class="n">value</span><span class="p">:</span> <span class="n">Any</span><span class="p">,</span> <span class="n">traceback</span><span class="p">:</span> <span class="n">Any</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-75" name="__codelineno-0-75"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Close and commit the change.&quot;&quot;&quot;</span>
<a id="__codelineno-0-76" name="__codelineno-0-76"></a> <span class="bp">self</span><span class="o">.</span><span class="n">commit</span><span class="p">()</span>
<a id="__codelineno-0-77" name="__codelineno-0-77"></a>
<a id="__codelineno-0-78" name="__codelineno-0-78"></a> <span class="k">def</span><span class="w"> </span><span class="fm">__enter__</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">U</span><span class="p">:</span>
<a id="__codelineno-0-79" name="__codelineno-0-79"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Update the table.&quot;&quot;&quot;</span>
<a id="__codelineno-0-80" name="__codelineno-0-80"></a> <span class="k">return</span> <span class="bp">self</span> <span class="c1"># type: ignore</span>
</code></pre></div></td></tr></table></div>
</details>
<div class="doc doc-children">
<div class="doc doc-object doc-function">
<h3 id="pyiceberg.table.update.UpdateTableMetadata.__enter__" class="doc doc-heading">
<code class="highlight language-python"><span class="fm">__enter__</span><span class="p">()</span></code>
<a href="#pyiceberg.table.update.UpdateTableMetadata.__enter__" class="headerlink" title="Permanent link">&para;</a></h3>
<div class="doc doc-contents ">
<p>Update the table.</p>
<details class="mkdocstrings-source">
<summary>Source code in <code>pyiceberg/table/update/__init__.py</code></summary>
<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-78">78</a></span>
<span class="normal"><a href="#__codelineno-0-79">79</a></span>
<span class="normal"><a href="#__codelineno-0-80">80</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-78" name="__codelineno-0-78"></a><span class="k">def</span><span class="w"> </span><span class="fm">__enter__</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">U</span><span class="p">:</span>
<a id="__codelineno-0-79" name="__codelineno-0-79"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Update the table.&quot;&quot;&quot;</span>
<a id="__codelineno-0-80" name="__codelineno-0-80"></a> <span class="k">return</span> <span class="bp">self</span> <span class="c1"># type: ignore</span>
</code></pre></div></td></tr></table></div>
</details>
</div>
</div>
<div class="doc doc-object doc-function">
<h3 id="pyiceberg.table.update.UpdateTableMetadata.__exit__" class="doc doc-heading">
<code class="highlight language-python"><span class="fm">__exit__</span><span class="p">(</span><span class="n">_</span><span class="p">,</span> <span class="n">value</span><span class="p">,</span> <span class="n">traceback</span><span class="p">)</span></code>
<a href="#pyiceberg.table.update.UpdateTableMetadata.__exit__" class="headerlink" title="Permanent link">&para;</a></h3>
<div class="doc doc-contents ">
<p>Close and commit the change.</p>
<details class="mkdocstrings-source">
<summary>Source code in <code>pyiceberg/table/update/__init__.py</code></summary>
<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-74">74</a></span>
<span class="normal"><a href="#__codelineno-0-75">75</a></span>
<span class="normal"><a href="#__codelineno-0-76">76</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-74" name="__codelineno-0-74"></a><span class="k">def</span><span class="w"> </span><span class="fm">__exit__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">_</span><span class="p">:</span> <span class="n">Any</span><span class="p">,</span> <span class="n">value</span><span class="p">:</span> <span class="n">Any</span><span class="p">,</span> <span class="n">traceback</span><span class="p">:</span> <span class="n">Any</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-75" name="__codelineno-0-75"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Close and commit the change.&quot;&quot;&quot;</span>
<a id="__codelineno-0-76" name="__codelineno-0-76"></a> <span class="bp">self</span><span class="o">.</span><span class="n">commit</span><span class="p">()</span>
</code></pre></div></td></tr></table></div>
</details>
</div>
</div>
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="pyiceberg.table.update.ValidatableTableRequirement" class="doc doc-heading">
<code>ValidatableTableRequirement</code>
<a href="#pyiceberg.table.update.ValidatableTableRequirement" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code><a class="autorefs autorefs-internal" title="IcebergBaseModel (pyiceberg.typedef.IcebergBaseModel)" href="../../typedef/#pyiceberg.typedef.IcebergBaseModel">IcebergBaseModel</a></code></p>
<details class="mkdocstrings-source">
<summary>Source code in <code>pyiceberg/table/update/__init__.py</code></summary>
<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-753">753</a></span>
<span class="normal"><a href="#__codelineno-0-754">754</a></span>
<span class="normal"><a href="#__codelineno-0-755">755</a></span>
<span class="normal"><a href="#__codelineno-0-756">756</a></span>
<span class="normal"><a href="#__codelineno-0-757">757</a></span>
<span class="normal"><a href="#__codelineno-0-758">758</a></span>
<span class="normal"><a href="#__codelineno-0-759">759</a></span>
<span class="normal"><a href="#__codelineno-0-760">760</a></span>
<span class="normal"><a href="#__codelineno-0-761">761</a></span>
<span class="normal"><a href="#__codelineno-0-762">762</a></span>
<span class="normal"><a href="#__codelineno-0-763">763</a></span>
<span class="normal"><a href="#__codelineno-0-764">764</a></span>
<span class="normal"><a href="#__codelineno-0-765">765</a></span>
<span class="normal"><a href="#__codelineno-0-766">766</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-753" name="__codelineno-0-753"></a><span class="k">class</span><span class="w"> </span><span class="nc">ValidatableTableRequirement</span><span class="p">(</span><span class="n">IcebergBaseModel</span><span class="p">):</span>
<a id="__codelineno-0-754" name="__codelineno-0-754"></a> <span class="nb">type</span><span class="p">:</span> <span class="nb">str</span>
<a id="__codelineno-0-755" name="__codelineno-0-755"></a>
<a id="__codelineno-0-756" name="__codelineno-0-756"></a> <span class="nd">@abstractmethod</span>
<a id="__codelineno-0-757" name="__codelineno-0-757"></a> <span class="k">def</span><span class="w"> </span><span class="nf">validate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">base_metadata</span><span class="p">:</span> <span class="n">TableMetadata</span> <span class="o">|</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-758" name="__codelineno-0-758"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Validate the requirement against the base metadata.</span>
<a id="__codelineno-0-759" name="__codelineno-0-759"></a>
<a id="__codelineno-0-760" name="__codelineno-0-760"></a><span class="sd"> Args:</span>
<a id="__codelineno-0-761" name="__codelineno-0-761"></a><span class="sd"> base_metadata: The base metadata to be validated against.</span>
<a id="__codelineno-0-762" name="__codelineno-0-762"></a>
<a id="__codelineno-0-763" name="__codelineno-0-763"></a><span class="sd"> Raises:</span>
<a id="__codelineno-0-764" name="__codelineno-0-764"></a><span class="sd"> CommitFailedException: When the requirement is not met.</span>
<a id="__codelineno-0-765" name="__codelineno-0-765"></a><span class="sd"> &quot;&quot;&quot;</span>
<a id="__codelineno-0-766" name="__codelineno-0-766"></a> <span class="o">...</span>
</code></pre></div></td></tr></table></div>
</details>
<div class="doc doc-children">
<div class="doc doc-object doc-function">
<h3 id="pyiceberg.table.update.ValidatableTableRequirement.validate" class="doc doc-heading">
<code class="highlight language-python"><span class="n">validate</span><span class="p">(</span><span class="n">base_metadata</span><span class="p">)</span></code>
<span class="doc doc-labels">
<small class="doc doc-label doc-label-abstractmethod"><code>abstractmethod</code></small>
</span>
<a href="#pyiceberg.table.update.ValidatableTableRequirement.validate" class="headerlink" title="Permanent link">&para;</a></h3>
<div class="doc doc-contents ">
<p>Validate the requirement against the base metadata.</p>
<p><span class="doc-section-title">Parameters:</span></p>
<table>
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Description</th>
<th>Default</th>
</tr>
</thead>
<tbody>
<tr class="doc-section-item">
<td>
<code>base_metadata</code>
</td>
<td>
<code><span title="pyiceberg.table.metadata.TableMetadata">TableMetadata</span> | None</code>
</td>
<td>
<div class="doc-md-description">
<p>The base metadata to be validated against.</p>
</div>
</td>
<td>
<em>required</em>
</td>
</tr>
</tbody>
</table>
<p><span class="doc-section-title">Raises:</span></p>
<table>
<thead>
<tr>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr class="doc-section-item">
<td>
<code><a class="autorefs autorefs-internal" title="CommitFailedException (pyiceberg.exceptions.CommitFailedException)" href="../../exceptions/#pyiceberg.exceptions.CommitFailedException">CommitFailedException</a></code>
</td>
<td>
<div class="doc-md-description">
<p>When the requirement is not met.</p>
</div>
</td>
</tr>
</tbody>
</table>
<details class="mkdocstrings-source">
<summary>Source code in <code>pyiceberg/table/update/__init__.py</code></summary>
<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-756">756</a></span>
<span class="normal"><a href="#__codelineno-0-757">757</a></span>
<span class="normal"><a href="#__codelineno-0-758">758</a></span>
<span class="normal"><a href="#__codelineno-0-759">759</a></span>
<span class="normal"><a href="#__codelineno-0-760">760</a></span>
<span class="normal"><a href="#__codelineno-0-761">761</a></span>
<span class="normal"><a href="#__codelineno-0-762">762</a></span>
<span class="normal"><a href="#__codelineno-0-763">763</a></span>
<span class="normal"><a href="#__codelineno-0-764">764</a></span>
<span class="normal"><a href="#__codelineno-0-765">765</a></span>
<span class="normal"><a href="#__codelineno-0-766">766</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-756" name="__codelineno-0-756"></a><span class="nd">@abstractmethod</span>
<a id="__codelineno-0-757" name="__codelineno-0-757"></a><span class="k">def</span><span class="w"> </span><span class="nf">validate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">base_metadata</span><span class="p">:</span> <span class="n">TableMetadata</span> <span class="o">|</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<a id="__codelineno-0-758" name="__codelineno-0-758"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Validate the requirement against the base metadata.</span>
<a id="__codelineno-0-759" name="__codelineno-0-759"></a>
<a id="__codelineno-0-760" name="__codelineno-0-760"></a><span class="sd"> Args:</span>
<a id="__codelineno-0-761" name="__codelineno-0-761"></a><span class="sd"> base_metadata: The base metadata to be validated against.</span>
<a id="__codelineno-0-762" name="__codelineno-0-762"></a>
<a id="__codelineno-0-763" name="__codelineno-0-763"></a><span class="sd"> Raises:</span>
<a id="__codelineno-0-764" name="__codelineno-0-764"></a><span class="sd"> CommitFailedException: When the requirement is not met.</span>
<a id="__codelineno-0-765" name="__codelineno-0-765"></a><span class="sd"> &quot;&quot;&quot;</span>
<a id="__codelineno-0-766" name="__codelineno-0-766"></a> <span class="o">...</span>
</code></pre></div></td></tr></table></div>
</details>
</div>
</div>
</div>
</div>
</div>
<div class="doc doc-object doc-function">
<h2 id="pyiceberg.table.update.update_table_metadata" class="doc doc-heading">
<code class="highlight language-python"><span class="n">update_table_metadata</span><span class="p">(</span><span class="n">base_metadata</span><span class="p">,</span> <span class="n">updates</span><span class="p">,</span> <span class="n">enforce_validation</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">metadata_location</span><span class="o">=</span><span class="kc">None</span><span class="p">)</span></code>
<a href="#pyiceberg.table.update.update_table_metadata" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p>Update the table metadata with the given updates in one transaction.</p>
<p><span class="doc-section-title">Parameters:</span></p>
<table>
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Description</th>
<th>Default</th>
</tr>
</thead>
<tbody>
<tr class="doc-section-item">
<td>
<code>base_metadata</code>
</td>
<td>
<code><span title="pyiceberg.table.metadata.TableMetadata">TableMetadata</span></code>
</td>
<td>
<div class="doc-md-description">
<p>The base metadata to be updated.</p>
</div>
</td>
<td>
<em>required</em>
</td>
</tr>
<tr class="doc-section-item">
<td>
<code>updates</code>
</td>
<td>
<code><span title="tuple">tuple</span>[<span title="pyiceberg.table.update.TableUpdate">TableUpdate</span>, ...]</code>
</td>
<td>
<div class="doc-md-description">
<p>The updates in one transaction.</p>
</div>
</td>
<td>
<em>required</em>
</td>
</tr>
<tr class="doc-section-item">
<td>
<code>enforce_validation</code>
</td>
<td>
<code><span title="bool">bool</span></code>
</td>
<td>
<div class="doc-md-description">
<p>Whether to trigger validation after applying the updates.</p>
</div>
</td>
<td>
<code>False</code>
</td>
</tr>
<tr class="doc-section-item">
<td>
<code>metadata_location</code>
</td>
<td>
<code><span title="str">str</span> | None</code>
</td>
<td>
<div class="doc-md-description">
<p>Current metadata location of the table</p>
</div>
</td>
<td>
<code>None</code>
</td>
</tr>
</tbody>
</table>
<p><span class="doc-section-title">Returns:</span></p>
<table>
<thead>
<tr>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr class="doc-section-item">
<td>
<code><span title="pyiceberg.table.metadata.TableMetadata">TableMetadata</span></code>
</td>
<td>
<div class="doc-md-description">
<p>The metadata with the updates applied.</p>
</div>
</td>
</tr>
</tbody>
</table>
<details class="mkdocstrings-source">
<summary>Source code in <code>pyiceberg/table/update/__init__.py</code></summary>
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<span class="normal"><a href="#__codelineno-0-710">710</a></span>
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<span class="normal"><a href="#__codelineno-0-712">712</a></span>
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<span class="normal"><a href="#__codelineno-0-714">714</a></span>
<span class="normal"><a href="#__codelineno-0-715">715</a></span>
<span class="normal"><a href="#__codelineno-0-716">716</a></span>
<span class="normal"><a href="#__codelineno-0-717">717</a></span>
<span class="normal"><a href="#__codelineno-0-718">718</a></span></pre></div></td><td class="code"><div><pre><span></span><code><a id="__codelineno-0-681" name="__codelineno-0-681"></a><span class="k">def</span><span class="w"> </span><span class="nf">update_table_metadata</span><span class="p">(</span>
<a id="__codelineno-0-682" name="__codelineno-0-682"></a> <span class="n">base_metadata</span><span class="p">:</span> <span class="n">TableMetadata</span><span class="p">,</span>
<a id="__codelineno-0-683" name="__codelineno-0-683"></a> <span class="n">updates</span><span class="p">:</span> <span class="nb">tuple</span><span class="p">[</span><span class="n">TableUpdate</span><span class="p">,</span> <span class="o">...</span><span class="p">],</span>
<a id="__codelineno-0-684" name="__codelineno-0-684"></a> <span class="n">enforce_validation</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
<a id="__codelineno-0-685" name="__codelineno-0-685"></a> <span class="n">metadata_location</span><span class="p">:</span> <span class="nb">str</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
<a id="__codelineno-0-686" name="__codelineno-0-686"></a><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">TableMetadata</span><span class="p">:</span>
<a id="__codelineno-0-687" name="__codelineno-0-687"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Update the table metadata with the given updates in one transaction.</span>
<a id="__codelineno-0-688" name="__codelineno-0-688"></a>
<a id="__codelineno-0-689" name="__codelineno-0-689"></a><span class="sd"> Args:</span>
<a id="__codelineno-0-690" name="__codelineno-0-690"></a><span class="sd"> base_metadata: The base metadata to be updated.</span>
<a id="__codelineno-0-691" name="__codelineno-0-691"></a><span class="sd"> updates: The updates in one transaction.</span>
<a id="__codelineno-0-692" name="__codelineno-0-692"></a><span class="sd"> enforce_validation: Whether to trigger validation after applying the updates.</span>
<a id="__codelineno-0-693" name="__codelineno-0-693"></a><span class="sd"> metadata_location: Current metadata location of the table</span>
<a id="__codelineno-0-694" name="__codelineno-0-694"></a>
<a id="__codelineno-0-695" name="__codelineno-0-695"></a><span class="sd"> Returns:</span>
<a id="__codelineno-0-696" name="__codelineno-0-696"></a><span class="sd"> The metadata with the updates applied.</span>
<a id="__codelineno-0-697" name="__codelineno-0-697"></a><span class="sd"> &quot;&quot;&quot;</span>
<a id="__codelineno-0-698" name="__codelineno-0-698"></a> <span class="n">context</span> <span class="o">=</span> <span class="n">_TableMetadataUpdateContext</span><span class="p">()</span>
<a id="__codelineno-0-699" name="__codelineno-0-699"></a> <span class="n">new_metadata</span> <span class="o">=</span> <span class="n">base_metadata</span>
<a id="__codelineno-0-700" name="__codelineno-0-700"></a>
<a id="__codelineno-0-701" name="__codelineno-0-701"></a> <span class="k">for</span> <span class="n">update</span> <span class="ow">in</span> <span class="n">updates</span><span class="p">:</span>
<a id="__codelineno-0-702" name="__codelineno-0-702"></a> <span class="n">new_metadata</span> <span class="o">=</span> <span class="n">_apply_table_update</span><span class="p">(</span><span class="n">update</span><span class="p">,</span> <span class="n">new_metadata</span><span class="p">,</span> <span class="n">context</span><span class="p">)</span>
<a id="__codelineno-0-703" name="__codelineno-0-703"></a>
<a id="__codelineno-0-704" name="__codelineno-0-704"></a> <span class="c1"># Update last_updated_ms if it was not updated by update operations</span>
<a id="__codelineno-0-705" name="__codelineno-0-705"></a> <span class="k">if</span> <span class="n">context</span><span class="o">.</span><span class="n">has_changes</span><span class="p">():</span>
<a id="__codelineno-0-706" name="__codelineno-0-706"></a> <span class="k">if</span> <span class="n">metadata_location</span><span class="p">:</span>
<a id="__codelineno-0-707" name="__codelineno-0-707"></a> <span class="n">new_metadata</span> <span class="o">=</span> <span class="n">_update_table_metadata_log</span><span class="p">(</span><span class="n">new_metadata</span><span class="p">,</span> <span class="n">metadata_location</span><span class="p">,</span> <span class="n">base_metadata</span><span class="o">.</span><span class="n">last_updated_ms</span><span class="p">)</span>
<a id="__codelineno-0-708" name="__codelineno-0-708"></a> <span class="k">if</span> <span class="n">base_metadata</span><span class="o">.</span><span class="n">last_updated_ms</span> <span class="o">==</span> <span class="n">new_metadata</span><span class="o">.</span><span class="n">last_updated_ms</span><span class="p">:</span>
<a id="__codelineno-0-709" name="__codelineno-0-709"></a> <span class="n">new_metadata</span> <span class="o">=</span> <span class="n">new_metadata</span><span class="o">.</span><span class="n">model_copy</span><span class="p">(</span><span class="n">update</span><span class="o">=</span><span class="p">{</span><span class="s2">&quot;last_updated_ms&quot;</span><span class="p">:</span> <span class="n">datetime_to_millis</span><span class="p">(</span><span class="n">datetime</span><span class="o">.</span><span class="n">now</span><span class="p">()</span><span class="o">.</span><span class="n">astimezone</span><span class="p">())})</span>
<a id="__codelineno-0-710" name="__codelineno-0-710"></a>
<a id="__codelineno-0-711" name="__codelineno-0-711"></a> <span class="c1"># Check correctness of partition spec, and sort order</span>
<a id="__codelineno-0-712" name="__codelineno-0-712"></a> <span class="n">new_metadata</span><span class="o">.</span><span class="n">spec</span><span class="p">()</span><span class="o">.</span><span class="n">check_compatible</span><span class="p">(</span><span class="n">new_metadata</span><span class="o">.</span><span class="n">schema</span><span class="p">())</span>
<a id="__codelineno-0-713" name="__codelineno-0-713"></a> <span class="n">new_metadata</span><span class="o">.</span><span class="n">sort_order</span><span class="p">()</span><span class="o">.</span><span class="n">check_compatible</span><span class="p">(</span><span class="n">new_metadata</span><span class="o">.</span><span class="n">schema</span><span class="p">())</span>
<a id="__codelineno-0-714" name="__codelineno-0-714"></a>
<a id="__codelineno-0-715" name="__codelineno-0-715"></a> <span class="k">if</span> <span class="n">enforce_validation</span><span class="p">:</span>
<a id="__codelineno-0-716" name="__codelineno-0-716"></a> <span class="k">return</span> <span class="n">TableMetadataUtil</span><span class="o">.</span><span class="n">parse_obj</span><span class="p">(</span><span class="n">new_metadata</span><span class="o">.</span><span class="n">model_dump</span><span class="p">())</span>
<a id="__codelineno-0-717" name="__codelineno-0-717"></a> <span class="k">else</span><span class="p">:</span>
<a id="__codelineno-0-718" name="__codelineno-0-718"></a> <span class="k">return</span> <span class="n">new_metadata</span><span class="o">.</span><span class="n">model_copy</span><span class="p">(</span><span class="n">deep</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
</code></pre></div></td></tr></table></div>
</details>
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