| Interface | Description |
|---|---|
| KeyedTuple<K> |
An interface indicate a tuple with a specific key
It is used internally to identify the key from the tuple
|
| TupleUtil.NONE |
| Class | Description |
|---|---|
| TupleUtil |
The tuple util will be used to extract fields that are used as key or value
Or converting from data tuples to display tuples Or generating watermark tuples |
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