Class PartitionSpec
- All Implemented Interfaces:
Serializable,SdkPojo,ToCopyableBuilder<PartitionSpec.Builder,PartitionSpec>
Partition specification for an Apache Iceberg destination table.
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Nested Class Summary
Nested Classes -
Method Summary
Modifier and TypeMethodDescriptionstatic PartitionSpec.Builderbuilder()final booleanfinal booleanequalsBySdkFields(Object obj) Indicates whether some other object is "equal to" this one by SDK fields.final <T> Optional<T> getValueForField(String fieldName, Class<T> clazz) final inthashCode()final booleanFor responses, this returns true if the service returned a value for the SourceList property.final PartitionStrategyThe partitioning strategy applied to records written to the table.final StringThe partitioning strategy applied to records written to the table.static Class<? extends PartitionSpec.Builder> final List<PartitionSource> The source columns used by the partitioning strategy.Take this object and create a builder that contains all of the current property values of this object.final StringtoString()Returns a string representation of this object.Methods inherited from interface software.amazon.awssdk.utils.builder.ToCopyableBuilder
copy
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Method Details
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partitionStrategy
The partitioning strategy applied to records written to the table.
If the service returns an enum value that is not available in the current SDK version,
partitionStrategywill returnPartitionStrategy.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available frompartitionStrategyAsString().- Returns:
- The partitioning strategy applied to records written to the table.
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partitionStrategyAsString
The partitioning strategy applied to records written to the table.
If the service returns an enum value that is not available in the current SDK version,
partitionStrategywill returnPartitionStrategy.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available frompartitionStrategyAsString().- Returns:
- The partitioning strategy applied to records written to the table.
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hasSourceList
public final boolean hasSourceList()For responses, this returns true if the service returned a value for the SourceList property. This DOES NOT check that the value is non-empty (for which, you should check theisEmpty()method on the property). This is useful because the SDK will never return a null collection or map, but you may need to differentiate between the service returning nothing (or null) and the service returning an empty collection or map. For requests, this returns true if a value for the property was specified in the request builder, and false if a value was not specified. -
sourceList
The source columns used by the partitioning strategy. For TIME_HOUR, must contain exactly one source column whose value is a timestamp.
Attempts to modify the collection returned by this method will result in an UnsupportedOperationException.
This method will never return null. If you would like to know whether the service returned this field (so that you can differentiate between null and empty), you can use the
hasSourceList()method.- Returns:
- The source columns used by the partitioning strategy. For TIME_HOUR, must contain exactly one source column whose value is a timestamp.
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toBuilder
Description copied from interface:ToCopyableBuilderTake this object and create a builder that contains all of the current property values of this object.- Specified by:
toBuilderin interfaceToCopyableBuilder<PartitionSpec.Builder,PartitionSpec> - Returns:
- a builder for type T
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builder
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serializableBuilderClass
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hashCode
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equals
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equalsBySdkFields
Description copied from interface:SdkPojoIndicates whether some other object is "equal to" this one by SDK fields. An SDK field is a modeled, non-inherited field in anSdkPojoclass, and is generated based on a service model.If an
SdkPojoclass does not have any inherited fields,equalsBySdkFieldsandequalsare essentially the same.- Specified by:
equalsBySdkFieldsin interfaceSdkPojo- Parameters:
obj- the object to be compared with- Returns:
- true if the other object equals to this object by sdk fields, false otherwise.
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toString
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getValueForField
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sdkFields
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sdkFieldNameToField
- Specified by:
sdkFieldNameToFieldin interfaceSdkPojo- Returns:
- The mapping between the field name and its corresponding field.
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