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<h1 title="Package" class="title">Package&nbsp;org.apache.beam.sdk.schemas</h1>
<div class="docSummary">
<div class="block">Defines <a href="../../../../../org/apache/beam/sdk/schemas/Schema.html" title="class in org.apache.beam.sdk.schemas"><code>Schema</code></a> and other classes for representing schema'd
data in a <a href="../../../../../org/apache/beam/sdk/Pipeline.html" title="class in org.apache.beam.sdk"><code>Pipeline</code></a>.</div>
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<th class="colFirst" scope="col">Interface</th>
<th class="colLast" scope="col">Description</th>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/Factory.html" title="interface in org.apache.beam.sdk.schemas">Factory</a>&lt;T&gt;</td>
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<div class="block">A Factory interface for schema-related objects for a specific Java type.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/FieldValueGetter.html" title="interface in org.apache.beam.sdk.schemas">FieldValueGetter</a>&lt;ObjectT,ValueT&gt;</td>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/FieldValueSetter.html" title="interface in org.apache.beam.sdk.schemas">FieldValueSetter</a>&lt;ObjectT,ValueT&gt;</td>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/ProjectionConsumer.html" title="interface in org.apache.beam.sdk.schemas">ProjectionConsumer</a></td>
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<div class="block">A <a href="../../../../../org/apache/beam/sdk/schemas/ProjectionConsumer.html" title="interface in org.apache.beam.sdk.schemas"><code>ProjectionConsumer</code></a> is a <a href="../../../../../org/apache/beam/sdk/schemas/Schema.html" title="class in org.apache.beam.sdk.schemas"><code>Schema</code></a>-aware operation (such as a <a href="../../../../../org/apache/beam/sdk/transforms/DoFn.html" title="class in org.apache.beam.sdk.transforms"><code>DoFn</code></a> or <a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html" title="class in org.apache.beam.sdk.transforms"><code>PTransform</code></a>) that
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/ProjectionProducer.html" title="interface in org.apache.beam.sdk.schemas">ProjectionProducer</a>&lt;T&gt;</td>
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<div class="block">A factory for operations that execute a projection on a <a href="../../../../../org/apache/beam/sdk/schemas/Schema.html" title="class in org.apache.beam.sdk.schemas"><code>Schema</code></a>-aware <a href="../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values"><code>PCollection</code></a>.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/Schema.LogicalType.html" title="interface in org.apache.beam.sdk.schemas">Schema.LogicalType</a>&lt;InputT,BaseT&gt;</td>
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<div class="block">A LogicalType allows users to define a custom schema type.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/SchemaProvider.html" title="interface in org.apache.beam.sdk.schemas">SchemaProvider</a></td>
<td class="colLast">
<div class="block">Concrete implementations of this class allow creation of schema service objects that vend a
<a href="../../../../../org/apache/beam/sdk/schemas/Schema.html" title="class in org.apache.beam.sdk.schemas"><code>Schema</code></a> for a specific type.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/SchemaProviderRegistrar.html" title="interface in org.apache.beam.sdk.schemas">SchemaProviderRegistrar</a></td>
<td class="colLast">
<div class="block"><a href="../../../../../org/apache/beam/sdk/schemas/SchemaProvider.html" title="interface in org.apache.beam.sdk.schemas"><code>SchemaProvider</code></a> creators have the ability to automatically have their <a href="../../../../../org/apache/beam/sdk/schemas/SchemaProvider.html" title="interface in org.apache.beam.sdk.schemas"><code>schemaProvider</code></a> registered with this SDK by creating a <code>ServiceLoader</code> entry
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/SchemaUserTypeCreator.html" title="interface in org.apache.beam.sdk.schemas">SchemaUserTypeCreator</a></td>
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<div class="block">A creator interface for user types that have schemas.</div>
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<th class="colFirst" scope="col">Class</th>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/AutoValueSchema.html" title="class in org.apache.beam.sdk.schemas">AutoValueSchema</a></td>
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<div class="block">A <a href="../../../../../org/apache/beam/sdk/schemas/SchemaProvider.html" title="interface in org.apache.beam.sdk.schemas"><code>SchemaProvider</code></a> for AutoValue classes.</div>
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<div class="block"><a href="../../../../../org/apache/beam/sdk/schemas/utils/FieldValueTypeSupplier.html" title="interface in org.apache.beam.sdk.schemas.utils"><code>FieldValueTypeSupplier</code></a> that's based on AutoValue getters.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/AvroRecordSchema.html" title="class in org.apache.beam.sdk.schemas">AvroRecordSchema</a></td>
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<div class="block">A <a href="../../../../../org/apache/beam/sdk/schemas/SchemaProvider.html" title="interface in org.apache.beam.sdk.schemas"><code>SchemaProvider</code></a> for AVRO generated SpecificRecords and POJOs.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/CachingFactory.html" title="class in org.apache.beam.sdk.schemas">CachingFactory</a>&lt;CreatedT&gt;</td>
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<div class="block">A wrapper around a <a href="../../../../../org/apache/beam/sdk/schemas/Factory.html" title="interface in org.apache.beam.sdk.schemas"><code>Factory</code></a> that assumes the schema parameter never changes.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/FieldAccessDescriptor.html" title="class in org.apache.beam.sdk.schemas">FieldAccessDescriptor</a></td>
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<div class="block">Used inside of a <a href="../../../../../org/apache/beam/sdk/transforms/DoFn.html" title="class in org.apache.beam.sdk.transforms"><code>DoFn</code></a> to describe which fields in a schema
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/FieldAccessDescriptor.FieldDescriptor.html" title="class in org.apache.beam.sdk.schemas">FieldAccessDescriptor.FieldDescriptor</a></td>
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<div class="block">Description of a single field.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/FieldAccessDescriptor.FieldDescriptor.Builder.html" title="class in org.apache.beam.sdk.schemas">FieldAccessDescriptor.FieldDescriptor.Builder</a></td>
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<div class="block">Builder class.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/FieldAccessDescriptor.FieldDescriptor.Qualifier.html" title="class in org.apache.beam.sdk.schemas">FieldAccessDescriptor.FieldDescriptor.Qualifier</a></td>
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<div class="block">OneOf union for a collection selector.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/FieldTypeDescriptors.html" title="class in org.apache.beam.sdk.schemas">FieldTypeDescriptors</a></td>
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<div class="block">Utilities for converting between <a href="../../../../../org/apache/beam/sdk/schemas/Schema.html" title="class in org.apache.beam.sdk.schemas"><code>Schema</code></a> field types and <a href="../../../../../org/apache/beam/sdk/values/TypeDescriptor.html" title="class in org.apache.beam.sdk.values"><code>TypeDescriptor</code></a>s that
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/FieldValueTypeInformation.html" title="class in org.apache.beam.sdk.schemas">FieldValueTypeInformation</a></td>
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<div class="block">Represents type information for a Java type that will be used to infer a Schema type.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/FieldValueTypeInformation.Builder.html" title="class in org.apache.beam.sdk.schemas">FieldValueTypeInformation.Builder</a></td>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/GetterBasedSchemaProvider.html" title="class in org.apache.beam.sdk.schemas">GetterBasedSchemaProvider</a></td>
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<div class="block">A <a href="../../../../../org/apache/beam/sdk/schemas/SchemaProvider.html" title="interface in org.apache.beam.sdk.schemas"><code>SchemaProvider</code></a> base class that vends schemas and rows based on <a href="../../../../../org/apache/beam/sdk/schemas/FieldValueGetter.html" title="interface in org.apache.beam.sdk.schemas"><code>FieldValueGetter</code></a>s.</div>
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<div class="block"><a href="../../../../../org/apache/beam/sdk/schemas/utils/FieldValueTypeSupplier.html" title="interface in org.apache.beam.sdk.schemas.utils"><code>FieldValueTypeSupplier</code></a> that's based on getter methods.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/JavaBeanSchema.SetterTypeSupplier.html" title="class in org.apache.beam.sdk.schemas">JavaBeanSchema.SetterTypeSupplier</a></td>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/JavaFieldSchema.html" title="class in org.apache.beam.sdk.schemas">JavaFieldSchema</a></td>
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<div class="block">A <a href="../../../../../org/apache/beam/sdk/schemas/SchemaProvider.html" title="interface in org.apache.beam.sdk.schemas"><code>SchemaProvider</code></a> for Java POJO objects.</div>
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<div class="block"><a href="../../../../../org/apache/beam/sdk/schemas/Schema.html" title="class in org.apache.beam.sdk.schemas"><code>Schema</code></a> describes the fields in <a href="../../../../../org/apache/beam/sdk/values/Row.html" title="class in org.apache.beam.sdk.values"><code>Row</code></a>.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/Schema.Builder.html" title="class in org.apache.beam.sdk.schemas">Schema.Builder</a></td>
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<div class="block">Builder class for building <a href="../../../../../org/apache/beam/sdk/schemas/Schema.html" title="class in org.apache.beam.sdk.schemas"><code>Schema</code></a> objects.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/Schema.Field.html" title="class in org.apache.beam.sdk.schemas">Schema.Field</a></td>
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<div class="block">Field of a row.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/Schema.Field.Builder.html" title="class in org.apache.beam.sdk.schemas">Schema.Field.Builder</a></td>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/Schema.FieldType.html" title="class in org.apache.beam.sdk.schemas">Schema.FieldType</a></td>
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<div class="block">A descriptor of a single field type.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/Schema.Options.html" title="class in org.apache.beam.sdk.schemas">Schema.Options</a></td>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/SchemaCoder.html" title="class in org.apache.beam.sdk.schemas">SchemaCoder</a>&lt;T&gt;</td>
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<div class="block"><a href="../../../../../org/apache/beam/sdk/schemas/SchemaCoder.html" title="class in org.apache.beam.sdk.schemas"><code>SchemaCoder</code></a> is used as the coder for types that have schemas registered.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/SchemaRegistry.html" title="class in org.apache.beam.sdk.schemas">SchemaRegistry</a></td>
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<div class="block">A <a href="../../../../../org/apache/beam/sdk/schemas/SchemaRegistry.html" title="class in org.apache.beam.sdk.schemas"><code>SchemaRegistry</code></a> allows registering <a href="../../../../../org/apache/beam/sdk/schemas/Schema.html" title="class in org.apache.beam.sdk.schemas"><code>Schema</code></a>s for a given Java <code>Class</code> or a
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/SchemaTranslation.html" title="class in org.apache.beam.sdk.schemas">SchemaTranslation</a></td>
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<div class="block">Utility methods for translating schemas.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/SchemaUtils.html" title="class in org.apache.beam.sdk.schemas">SchemaUtils</a></td>
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<div class="block">A set of utility functions for schemas.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/FieldAccessDescriptor.FieldDescriptor.ListQualifier.html" title="enum in org.apache.beam.sdk.schemas">FieldAccessDescriptor.FieldDescriptor.ListQualifier</a></td>
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<div class="block">Qualifier for a list selector.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/FieldAccessDescriptor.FieldDescriptor.MapQualifier.html" title="enum in org.apache.beam.sdk.schemas">FieldAccessDescriptor.FieldDescriptor.MapQualifier</a></td>
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<div class="block">Qualifier for a map selector.</div>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/FieldAccessDescriptor.FieldDescriptor.Qualifier.Kind.html" title="enum in org.apache.beam.sdk.schemas">FieldAccessDescriptor.FieldDescriptor.Qualifier.Kind</a></td>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/Schema.EquivalenceNullablePolicy.html" title="enum in org.apache.beam.sdk.schemas">Schema.EquivalenceNullablePolicy</a></td>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/Schema.TypeName.html" title="enum in org.apache.beam.sdk.schemas">Schema.TypeName</a></td>
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<td class="colFirst"><a href="../../../../../org/apache/beam/sdk/schemas/NoSuchSchemaException.html" title="class in org.apache.beam.sdk.schemas">NoSuchSchemaException</a></td>
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<div class="block">Indicates that we are missing a schema for a type.</div>
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<h2 title="Package org.apache.beam.sdk.schemas Description">Package org.apache.beam.sdk.schemas Description</h2>
<div class="block">Defines <a href="../../../../../org/apache/beam/sdk/schemas/Schema.html" title="class in org.apache.beam.sdk.schemas"><code>Schema</code></a> and other classes for representing schema'd
data in a <a href="../../../../../org/apache/beam/sdk/Pipeline.html" title="class in org.apache.beam.sdk"><code>Pipeline</code></a>.
<p>For further details, see the documentation for each class in this package.</div>
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