What is Cache and Persist in PySpark And Spark-SQL using Databricks? | Databricks Tutorial |

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Hello Guys,

I explained about cache and persist in this video using pyspark and spark sql.
How to use cache and persist?
Why to use cache and persist?
Where cache and persist data saved?

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Комментарии
Автор

Hi Bro,

I am beginner in spark.

As per my understanding spark always process the data in memory Then why cache is required?

baskarr
Автор

Hi Sagar, Does the stored cache get cleared once the program is closed or we have to unpersist every DF before closing the program? Thanks.

pratikpatil
Автор

Hi sagar can you please one example of salting technique for skewness

rakeshdash