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Data Engineering
Join discussions on data engineering best practices, architectures, and optimization strategies within the Databricks Community. Exchange insights and solutions with fellow data engineers.
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Forum Posts

gpzz
by New Contributor II
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MEMORY_ONLY not working

val doubledAmount = premiumCustomers.map(x=>(x._1, x._2*2)).persist(StorageLevel.MEMORY_ONLY) error: not found: value StorageLevel

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Latest Reply
Chaitanya_Raju
Honored Contributor
  • 1 kudos

Hi @Gaurav Poojary​ ,Can you please try the below as displayed in the image it is working for me without any issues.Happy Learning!!

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Srikanth_Gupta_
by Valued Contributor
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sajith_appukutt
Honored Contributor II
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Delta cache is an automatic hands-free solution that leverages high read speeds of modern SSDs to transparently create copies of remote files in nodes’ local storage to accelerate data reads . In comparison, you have choose what and when to cache wit...

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nthomas
by New Contributor
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Tips for properly using large broadcast variables?

I'm using a broadcast variable about 100 MB pickled in size, which I'm approximating with: >>> data = list(range(int(10*1e6))) >>> import cPickle as pickle >>> len(pickle.dumps(data)) 98888896Running on a cluster with 3 c3.2xlarge executors, ...

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dragoncity
New Contributor II
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The Facebook credit can be utilized by the gamers to purchase the pearls. The other route is to finished various sorts of Dragons in the Dragon Book. Dragon City Gems There are various kinds of Dragons, one is amazing, at that point you have the fund...

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