What is difference between cache and persist in spark?
Answer Posted / Rajeshwar Prasad
Cache and Persist are methods used for data caching in Apache Spark, but they behave slightly differently. Cache discards data after a certain period of time unless it's being actively used or persisted again. Persist, on the other hand, allows you to specify levels of persistence (e.g., MEMORY_ONLY, MEMORY_AND_DISK, etc.) and keeps the data in memory or on disk based on your preference.
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