- 1132 Views
- 1 replies
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- 1132 Views
- 1 replies
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Yes. Please refer here for the limits per Tier.https://docs.databricks.com/resources/limits.html
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- 2107 Views
- 1 replies
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What is Photon in DataBricks
Hey I am new to Databricks and heard of photon , which is the fastest engine developed by Databricks , Will it make the query faster , what about Concurrency of the queries , will it increase
- 2107 Views
- 1 replies
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Photon is databrick's brand new native vectorized engine developed in C++ for improved query performance (speed and concurrency). It integrates directly with the Databricks Runtime and Spark, meaning no code changes are required to use Photon. At thi...
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- 1621 Views
- 1 replies
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What are the best ways of developing a customer churn usecase on databricks?
In this blog we implement a typical model for customer attrition in subscription models from data preparation to operationalisation of the model.
- 1621 Views
- 1 replies
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Hello have you read our solution accelerator for prediction customer churn?If you have further questions, please contact your databricks liaison and we can walk you through the solution and how you can deploy it at scale.
- 1 kudos
- 1762 Views
- 1 replies
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- 1762 Views
- 1 replies
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Delta Live Tables offers built-in data lineage between tables and views defined in a pipeline, which allows for easier monitoring and simplified recovery
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- 3975 Views
- 2 replies
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- 3975 Views
- 2 replies
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You can monitor user access to data and other resources using Databricks Audit Logs.Diagnostic logging in Azure DatabricksConfigure audit logging in AWS Databricks
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- 2953 Views
- 2 replies
- 1 kudos
What are Best Practices for Spark streaming in Databricks
What are best practices for Spark streaming in Databricksis it good idea to consume multiple topics in one streaming jobis Auto scaling recommended for spark streamingHow many worker nodes we should choose for streaming jobWhen should we run OPTIMIZE...
- 2953 Views
- 2 replies
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See our docs for other considerations when deploying a production streaming job.
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- 5239 Views
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How to do a unionAll() when the number and the name of columns are different?
Looking at the API for Dataframe.unionAll() when you have 2 different dataframes with different number of columns and names unionAll() doesn't work.How can you do it?One possible solution is using the following function which performs the union of tw...
- 5239 Views
- 2 replies
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I'm not sure union is the right tool, if the DataFrames have fundamentally different information in them. If the difference is merely column name, yes, rename. If they don't, then the 'union' contemplated here is really a union of columns as well as ...
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- 1205 Views
- 1 replies
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Start photon cluster
How to start a photon cluster, where I can fins the pricing of photon Cluster
- 1205 Views
- 1 replies
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As of the time of this message, Photon availability in the Data Science & Engineering workspace in Public Preview on AWS. You can reference our docs for instructions on how to provision a cluster using a Photon-enabled runtime. As for pricing, we tre...
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- 1891 Views
- 0 replies
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How to translate Apache Pig FILTER statement to Spark?
If you have the following Apache Pig FILTER statement:XCOCD_ACT_Y = FILTER XCOCD BY act_ind == 'Y';the equivalent code in Apache Spark is:XCOCD_ACT_Y_DF = (XCOCD_DF .filter(col("act_ind") == "Y"))
- 1891 Views
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- 2029 Views
- 0 replies
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How to translate Apache Pig LOAD statement to Spark?
If you have the following Apache Pig LOAD statement:TOCCT = LOAD 'db_custbase.ods_corp_cust_t' using $HCatLoader;the equivalent code in Apache Spark is:TOCCT_DF = spark.read.table("db_custbase.ods_corp_cust_t")
- 2029 Views
- 0 replies
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- 1467 Views
- 1 replies
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- 1467 Views
- 1 replies
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We list the OS version in the "Environment" section of each runtime version's release notes. See link to all the runtime release notes here: https://docs.databricks.com/release-notes/runtime/releases.html
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- 1391 Views
- 1 replies
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- 1391 Views
- 1 replies
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Hosting your own internal PyPI mirror. That will allow you to manage and approve packages vs directly downloading from public PyPI and then also would remove dependency on an external serviceUpload all wheel files to DBFS, maybe through a CI/CD proce...
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- 9064 Views
- 1 replies
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Resolved! Why does my cluster keeps disappearing?
My team and I were using a cluster for some days and it disappeared without any apparent reason. I recreate the cluster, but after some days it disappeared again. Do you know why my cluster disappeared? how to avoid that?
- 9064 Views
- 1 replies
- 1 kudos
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A cluster is deleted after 30 days after a cluster is terminated. To keep an all-purpose cluster configuration even after a cluster has been terminated for more than 30 days, an administrator can pin the cluster. Up to 70 clusters can be pinned.To av...
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- 1612 Views
- 1 replies
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- 1612 Views
- 1 replies
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Delta Lake is a data storage and management layer that fixes the issues with existing data lakes, e.g. on S3, GCS or ADLS. Delta supports streaming and batch operations. It's an open source project, donated to the Linux Foundation. You can check it o...
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- 6729 Views
- 1 replies
- 1 kudos
What is overwatch ?
I heard Databricks recommend overwatch for monitoring Clusters, Can anybody help like what all metrics it will provide that , how it is helpful in monitoring or better than ganglia ?
- 6729 Views
- 1 replies
- 1 kudos
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Overwatch is a different kind of tool - right now it couldn't be used for real-time monitoring, like, Ganglia. Overwatch collects data from the multiple data sources (audit logs, APIs, cluster logs, etc.), process, enrich and aggregate them following...
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