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| <div class="subTitle">org.apache.beam.sdk.schemas.transforms</div> |
| <h2 title="Class CoGroup.By" class="title">Class CoGroup.By</h2> |
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| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
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| <ul class="inheritance"> |
| <li>org.apache.beam.sdk.schemas.transforms.CoGroup.By</li> |
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| <dd><a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.html" title="class in org.apache.beam.sdk.schemas.transforms">CoGroup</a></dd> |
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| <pre>public abstract static class <span class="typeNameLabel">CoGroup.By</span> |
| extends java.lang.Object |
| implements java.io.Serializable</pre> |
| <div class="block">Defines the set of fields to extract for the join key, as well as other per-input join options.</div> |
| <dl> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html#By--">By</a></span>()</code> </td> |
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| <td class="colFirst"><code>static <a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html" title="class in org.apache.beam.sdk.schemas.transforms">CoGroup.By</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html#fieldAccessDescriptor-org.apache.beam.sdk.schemas.FieldAccessDescriptor-">fieldAccessDescriptor</a></span>(<a href="../../../../../../org/apache/beam/sdk/schemas/FieldAccessDescriptor.html" title="class in org.apache.beam.sdk.schemas">FieldAccessDescriptor</a> fieldAccessDescriptor)</code> |
| <div class="block">Join by the following field access descriptor.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html" title="class in org.apache.beam.sdk.schemas.transforms">CoGroup.By</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html#fieldIds-java.lang.Integer...-">fieldIds</a></span>(java.lang.Integer... fieldIds)</code> |
| <div class="block">Join by the following field ids.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html" title="class in org.apache.beam.sdk.schemas.transforms">CoGroup.By</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html#fieldNames-java.lang.String...-">fieldNames</a></span>(java.lang.String... fieldNames)</code> |
| <div class="block">Join by the following field names.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html" title="class in org.apache.beam.sdk.schemas.transforms">CoGroup.By</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html#withOptionalParticipation--">withOptionalParticipation</a></span>()</code> |
| <div class="block">Means that this field will participate in a join even when not present, similar to SQL |
| outer-join semantics.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html" title="class in org.apache.beam.sdk.schemas.transforms">CoGroup.By</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html#withSideInput--">withSideInput</a></span>()</code> </td> |
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| <h3>Constructor Detail</h3> |
| <a name="By--"> |
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| <h4>By</h4> |
| <pre>public By()</pre> |
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| <li class="blockList"> |
| <h4>fieldNames</h4> |
| <pre>public static <a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html" title="class in org.apache.beam.sdk.schemas.transforms">CoGroup.By</a> fieldNames(java.lang.String... fieldNames)</pre> |
| <div class="block">Join by the following field names.</div> |
| </li> |
| </ul> |
| <a name="fieldIds-java.lang.Integer...-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>fieldIds</h4> |
| <pre>public static <a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html" title="class in org.apache.beam.sdk.schemas.transforms">CoGroup.By</a> fieldIds(java.lang.Integer... fieldIds)</pre> |
| <div class="block">Join by the following field ids.</div> |
| </li> |
| </ul> |
| <a name="fieldAccessDescriptor-org.apache.beam.sdk.schemas.FieldAccessDescriptor-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>fieldAccessDescriptor</h4> |
| <pre>public static <a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html" title="class in org.apache.beam.sdk.schemas.transforms">CoGroup.By</a> fieldAccessDescriptor(<a href="../../../../../../org/apache/beam/sdk/schemas/FieldAccessDescriptor.html" title="class in org.apache.beam.sdk.schemas">FieldAccessDescriptor</a> fieldAccessDescriptor)</pre> |
| <div class="block">Join by the following field access descriptor.</div> |
| </li> |
| </ul> |
| <a name="withOptionalParticipation--"> |
| <!-- --> |
| </a> |
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| <h4>withOptionalParticipation</h4> |
| <pre>public <a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html" title="class in org.apache.beam.sdk.schemas.transforms">CoGroup.By</a> withOptionalParticipation()</pre> |
| <div class="block">Means that this field will participate in a join even when not present, similar to SQL |
| outer-join semantics. Missing entries will be replaced by nulls. |
| |
| <p>This only affects the results of expandCrossProduct.</div> |
| </li> |
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| <h4>withSideInput</h4> |
| <pre>public <a href="../../../../../../org/apache/beam/sdk/schemas/transforms/CoGroup.By.html" title="class in org.apache.beam.sdk.schemas.transforms">CoGroup.By</a> withSideInput()</pre> |
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