Flink Serializers and Deserializers

What is serialization in Flink, and what are the different types?

Serialization is a critical topic when working with Flink because it often serializes things you might not expect. Flink has two different types of Serialization: Internal and External. And within each type of serializer there are multiple formats that might be used. Depending on your choices it can have an impact on message size, flexibility, schema evolution, and more. This video will outline the different ways that Flink uses serializers and show you how to implement a few of the basics.

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