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Discuss the impact of data serialization formats on the performance of dataflows and notebooks. Provide specific examples of how choosing an appropriate serialization format can improve performance. Additionally, explain how the choice of serialization format can impact memory usage and CPU overhead.
A
Use a binary serialization format to reduce memory usage.
B
Increase the number of partitions to improve parallelism.
C
Use a random partitioning key to balance data across partitions.
D
Use a partitioning key based on commonly queried columns.