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<div class="subTitle">org.apache.beam.sdk.extensions.joinlibrary</div>
<h2 title="Class Join" class="title">Class Join</h2>
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<li>java.lang.Object</li>
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<pre>public class <span class="typeNameLabel">Join</span>
extends java.lang.Object</pre>
<div class="block">Utility class with different versions of joins. All methods join two collections of key/value
pairs (KV).</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.FullOuterJoin.html" title="class in org.apache.beam.sdk.extensions.joinlibrary">Join.FullOuterJoin</a>&lt;<a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.FullOuterJoin.html" title="type parameter in Join.FullOuterJoin">K</a>,<a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.FullOuterJoin.html" title="type parameter in Join.FullOuterJoin">V1</a>,<a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.FullOuterJoin.html" title="type parameter in Join.FullOuterJoin">V2</a>&gt;</span></code>
<div class="block">PTransform representing a full outer join of two collections of KV elements.</div>
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<tr class="rowColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.InnerJoin.html" title="class in org.apache.beam.sdk.extensions.joinlibrary">Join.InnerJoin</a>&lt;<a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.InnerJoin.html" title="type parameter in Join.InnerJoin">K</a>,<a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.InnerJoin.html" title="type parameter in Join.InnerJoin">V1</a>,<a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.InnerJoin.html" title="type parameter in Join.InnerJoin">V2</a>&gt;</span></code>
<div class="block">PTransform representing an inner join of two collections of KV elements.</div>
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<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.LeftOuterJoin.html" title="class in org.apache.beam.sdk.extensions.joinlibrary">Join.LeftOuterJoin</a>&lt;<a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.LeftOuterJoin.html" title="type parameter in Join.LeftOuterJoin">K</a>,<a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.LeftOuterJoin.html" title="type parameter in Join.LeftOuterJoin">V1</a>,<a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.LeftOuterJoin.html" title="type parameter in Join.LeftOuterJoin">V2</a>&gt;</span></code>
<div class="block">PTransform representing a left outer join of two collections of KV elements.</div>
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<tr class="rowColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.RightOuterJoin.html" title="class in org.apache.beam.sdk.extensions.joinlibrary">Join.RightOuterJoin</a>&lt;<a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.RightOuterJoin.html" title="type parameter in Join.RightOuterJoin">K</a>,<a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.RightOuterJoin.html" title="type parameter in Join.RightOuterJoin">V1</a>,<a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.RightOuterJoin.html" title="type parameter in Join.RightOuterJoin">V2</a>&gt;</span></code>
<div class="block">PTransform representing a right outer join of two collections of KV elements.</div>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.html#Join--">Join</a></span>()</code>&nbsp;</td>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>static &lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.html#fullOuterJoin-org.apache.beam.sdk.values.PCollection-org.apache.beam.sdk.values.PCollection-V1-V2-">fullOuterJoin</a></span>(<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection,
V1&nbsp;leftNullValue,
V2&nbsp;rightNullValue)</code>
<div class="block">Full Outer Join of two collections of KV elements.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>static &lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.html#fullOuterJoin-java.lang.String-org.apache.beam.sdk.values.PCollection-org.apache.beam.sdk.values.PCollection-V1-V2-">fullOuterJoin</a></span>(java.lang.String&nbsp;name,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection,
V1&nbsp;leftNullValue,
V2&nbsp;rightNullValue)</code>
<div class="block">Full Outer Join of two collections of KV elements.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>static &lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.html#innerJoin-org.apache.beam.sdk.values.PCollection-org.apache.beam.sdk.values.PCollection-">innerJoin</a></span>(<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection)</code>
<div class="block">Inner join of two collections of KV elements.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>static &lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.html#innerJoin-java.lang.String-org.apache.beam.sdk.values.PCollection-org.apache.beam.sdk.values.PCollection-">innerJoin</a></span>(java.lang.String&nbsp;name,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection)</code>
<div class="block">Inner join of two collections of KV elements.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>static &lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.html#leftOuterJoin-org.apache.beam.sdk.values.PCollection-org.apache.beam.sdk.values.PCollection-V2-">leftOuterJoin</a></span>(<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection,
V2&nbsp;nullValue)</code>&nbsp;</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>static &lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;</code></td>
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<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection,
V2&nbsp;nullValue)</code>
<div class="block">Left Outer Join of two collections of KV elements.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>static &lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.html#rightOuterJoin-org.apache.beam.sdk.values.PCollection-org.apache.beam.sdk.values.PCollection-V1-">rightOuterJoin</a></span>(<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection,
V1&nbsp;nullValue)</code>
<div class="block">Right Outer Join of two collections of KV elements.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>static &lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/extensions/joinlibrary/Join.html#rightOuterJoin-java.lang.String-org.apache.beam.sdk.values.PCollection-org.apache.beam.sdk.values.PCollection-V1-">rightOuterJoin</a></span>(java.lang.String&nbsp;name,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection,
V1&nbsp;nullValue)</code>
<div class="block">Right Outer Join of two collections of KV elements.</div>
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<h3>Methods inherited from class&nbsp;java.lang.Object</h3>
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<a name="Join--">
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<h4>Join</h4>
<pre>public&nbsp;Join()</pre>
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<pre>public static&nbsp;&lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;&nbsp;innerJoin(<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection)</pre>
<div class="block">Inner join of two collections of KV elements.</div>
<dl>
<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>K</code> - Type of the key for both collections</dd>
<dd><code>V1</code> - Type of the values for the left collection.</dd>
<dd><code>V2</code> - Type of the values for the right collection.</dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>leftCollection</code> - Left side collection to join.</dd>
<dd><code>rightCollection</code> - Right side collection to join.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>A joined collection of KV where Key is the key and value is a KV where Key is of type
V1 and Value is type V2.</dd>
</dl>
</li>
</ul>
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<pre>public static&nbsp;&lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;&nbsp;innerJoin(java.lang.String&nbsp;name,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection)</pre>
<div class="block">Inner join of two collections of KV elements.</div>
<dl>
<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>K</code> - Type of the key for both collections</dd>
<dd><code>V1</code> - Type of the values for the left collection.</dd>
<dd><code>V2</code> - Type of the values for the right collection.</dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>name</code> - Name of the PTransform.</dd>
<dd><code>leftCollection</code> - Left side collection to join.</dd>
<dd><code>rightCollection</code> - Right side collection to join.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>A joined collection of KV where Key is the key and value is a KV where Key is of type
V1 and Value is type V2.</dd>
</dl>
</li>
</ul>
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<h4>leftOuterJoin</h4>
<pre>public static&nbsp;&lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;&nbsp;leftOuterJoin(java.lang.String&nbsp;name,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection,
V2&nbsp;nullValue)</pre>
<div class="block">Left Outer Join of two collections of KV elements.</div>
<dl>
<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>K</code> - Type of the key for both collections</dd>
<dd><code>V1</code> - Type of the values for the left collection.</dd>
<dd><code>V2</code> - Type of the values for the right collection.</dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>name</code> - Name of the PTransform.</dd>
<dd><code>leftCollection</code> - Left side collection to join.</dd>
<dd><code>rightCollection</code> - Right side collection to join.</dd>
<dd><code>nullValue</code> - Value to use as null value when right side do not match left side.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>A joined collection of KV where Key is the key and value is a KV where Key is of type
V1 and Value is type V2. Values that should be null or empty is replaced with nullValue.</dd>
</dl>
</li>
</ul>
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<h4>leftOuterJoin</h4>
<pre>public static&nbsp;&lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;&nbsp;leftOuterJoin(<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection,
V2&nbsp;nullValue)</pre>
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<pre>public static&nbsp;&lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;&nbsp;rightOuterJoin(java.lang.String&nbsp;name,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection,
V1&nbsp;nullValue)</pre>
<div class="block">Right Outer Join of two collections of KV elements.</div>
<dl>
<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>K</code> - Type of the key for both collections</dd>
<dd><code>V1</code> - Type of the values for the left collection.</dd>
<dd><code>V2</code> - Type of the values for the right collection.</dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>name</code> - Name of the PTransform.</dd>
<dd><code>leftCollection</code> - Left side collection to join.</dd>
<dd><code>rightCollection</code> - Right side collection to join.</dd>
<dd><code>nullValue</code> - Value to use as null value when left side do not match right side.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>A joined collection of KV where Key is the key and value is a KV where Key is of type
V1 and Value is type V2. Values that should be null or empty is replaced with nullValue.</dd>
</dl>
</li>
</ul>
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<h4>rightOuterJoin</h4>
<pre>public static&nbsp;&lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;&nbsp;rightOuterJoin(<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection,
V1&nbsp;nullValue)</pre>
<div class="block">Right Outer Join of two collections of KV elements.</div>
<dl>
<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>K</code> - Type of the key for both collections</dd>
<dd><code>V1</code> - Type of the values for the left collection.</dd>
<dd><code>V2</code> - Type of the values for the right collection.</dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>leftCollection</code> - Left side collection to join.</dd>
<dd><code>rightCollection</code> - Right side collection to join.</dd>
<dd><code>nullValue</code> - Value to use as null value when left side do not match right side.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>A joined collection of KV where Key is the key and value is a KV where Key is of type
V1 and Value is type V2. Values that should be null or empty is replaced with nullValue.</dd>
</dl>
</li>
</ul>
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<h4>fullOuterJoin</h4>
<pre>public static&nbsp;&lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;&nbsp;fullOuterJoin(java.lang.String&nbsp;name,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection,
V1&nbsp;leftNullValue,
V2&nbsp;rightNullValue)</pre>
<div class="block">Full Outer Join of two collections of KV elements.</div>
<dl>
<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>K</code> - Type of the key for both collections</dd>
<dd><code>V1</code> - Type of the values for the left collection.</dd>
<dd><code>V2</code> - Type of the values for the right collection.</dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>name</code> - Name of the PTransform.</dd>
<dd><code>leftCollection</code> - Left side collection to join.</dd>
<dd><code>rightCollection</code> - Right side collection to join.</dd>
<dd><code>leftNullValue</code> - Value to use as null value when left side do not match right side.</dd>
<dd><code>rightNullValue</code> - Value to use as null value when right side do not match right side.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>A joined collection of KV where Key is the key and value is a KV where Key is of type
V1 and Value is type V2. Values that should be null or empty is replaced with
leftNullValue/rightNullValue.</dd>
</dl>
</li>
</ul>
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<h4>fullOuterJoin</h4>
<pre>public static&nbsp;&lt;K,V1,V2&gt;&nbsp;<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;V1,V2&gt;&gt;&gt;&nbsp;fullOuterJoin(<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V1&gt;&gt;&nbsp;leftCollection,
<a href="../../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a>&lt;<a href="../../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a>&lt;K,V2&gt;&gt;&nbsp;rightCollection,
V1&nbsp;leftNullValue,
V2&nbsp;rightNullValue)</pre>
<div class="block">Full Outer Join of two collections of KV elements.</div>
<dl>
<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>K</code> - Type of the key for both collections</dd>
<dd><code>V1</code> - Type of the values for the left collection.</dd>
<dd><code>V2</code> - Type of the values for the right collection.</dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>leftCollection</code> - Left side collection to join.</dd>
<dd><code>rightCollection</code> - Right side collection to join.</dd>
<dd><code>leftNullValue</code> - Value to use as null value when left side do not match right side.</dd>
<dd><code>rightNullValue</code> - Value to use as null value when right side do not match right side.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>A joined collection of KV where Key is the key and value is a KV where Key is of type
V1 and Value is type V2. Values that should be null or empty is replaced with
leftNullValue/rightNullValue.</dd>
</dl>
</li>
</ul>
</li>
</ul>
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