Explain the types of transformation on DStream.
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Explain the types of transformation on DStream.
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There are two types transformation on DStream.
# stateless transformation :
> In stateless transformation, the processing of each batch does not depend on the data of its previous batches.
# stateful transformation :
> stateful transformation use data or intermediate results from previous batches to compute the result of the current batch.
Also refer to Transformation operation in Spark Streaming.
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