| Interface | Description |
|---|---|
| InputSplit |
This interface must be implemented by all kind of input splits that can be assigned to input formats.
|
| InputSplitAssigner |
An input split assigner distributes the
InputSplits among the instances on which a
data source exists. |
| InputSplitSource<T extends InputSplit> |
InputSplitSources create
InputSplits that define portions of data to be produced
by InputFormats. |
| IOReadableWritable |
This interface must be implemented by every class whose objects have to be serialized to their binary representation
and vice-versa.
|
| Class | Description |
|---|---|
| GenericInputSplit |
A generic input split that has only a partition number.
|
| LocatableInputSplit |
A locatable input split is an input split referring to input data which is located on one or more hosts.
|
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