As part of my batch processing I archive a large number of small files received from the source system each day using the dbutils.fs.mv command. This takes hours as dbutils.fs.mv moves the files one at a time.How can I speed this up?
@Dean Lovelace​ You can use multithreading.See example here: https://nealanalytics.com/blog/databricks-spark-jobs-optimization-techniques-multi-threading/
We are trying to run a web application integrated with Gradio on Databricks. Although, we have configured launch parameter with (share="True")The app executes and gives us output but it keeps on running with no Public URL is generated:o/p: Running on...
Hi @Janga Reddy​ Thank you for posting your question in our community! We are happy to assist you.To help us provide you with the most accurate information, could you please take a moment to review the responses and select the one that best answers y...
You can now use Delta Sharing to share notebook files securely using the Databricks-to-Databricks sharing flow.Sharing notebooks empowers users to collaborate across metastores and accounts, and enables providers to demonstrate use cases and visualiz...
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When trying to install any of this R libraries from a cmd cell/block on a notebook, or from the UI in the cluster I receive the same error,seeming that are unable to install dependecies.Warning in utils::install.packages(pkgs, ...) : installation of ...
For the next soul looking for an answer, I managed to solve the issue with the next 2 Init scripts, it gets tricky in the apt or apt-get, that was the issue, sometimes it did update, sometimes it didn't, making it possible to find libmysqlclient21.1)...
Even though the default limit on rows displayed is 10,000, the SQL cell is showing rows less than the limit when my resultant has more rows than 10k.It should alteast show the default limit .
my workaround now is to make the code like below, so the databricks jobs becomes failure. case Left(ex) => {
IO(logger.error("Glue failure", ex)).map(_ => ExitCode.Error)
IO.raiseError(ex)
}
I know to "reset" AutoLoader, you can delete the checkpoint file entirely. I was wondering if it's possible to and how would someone :Get the checkpoint file to a previous version so I can reload certain files that were already processedDelete certai...
I am currently using two streams to monitor data in two different containers on an Azure storage account. Is there any way to configure an autoloader to read from two different locations? The schemas of the files are identical.
@Morten Stakkeland​ :Yes, it's possible to configure an autoloader to read from multiple locations.You can define multiple CloudFiles sources for the autoloader, each pointing to a different container in the same storage account. In your case, since ...
databricks Runtime 13.1 has added the sql_keywords() function, which lists all SQL keywords. It is a good practice to refrain from using these keywords as names for tables or fields, although, in standard ANSI false mode, it will work without problem...
Notebook activity is getting timed out after certain time of running (5 hours) in ADF pipeline and getting timeout error.Its just simply getting timed out error. Problem is this will process TB of data daily. can anyone have any idea to fix this.
You can use apache hudi in databricks without a problem:- in cluster settings, install Maven library org.apache.hudi:hudi-spark3.3-bundle_2.12:0.13.0 for Databricks 12.2 LTS- in cluster spark config, add three lines:spark.sql.extensions org.apache.sp...
I tried installing library and configuring spark configs, restarted the cluster and then in notebook ran the create cmd but it gives me error stating java.io.FileNotFoundException: No such file or directory: s3://incred-databricks-data/hudi_dms_data/...
Hi, I am new to Databricks. I need to setup a non-prod environment for which I need data of prod to be cloned in non-prod. Explored some and got to know about shallow copy. Is it possible to do shallow copy across environments? or Is it possible to d...
@deepak prasad​ I'm not sure it's possible to do that. Even with Unity Catalog enabled, you cannot use shallow clone.You can do two things here:Without UC - just simply recreate an empty table in your non-prod environment and do SELECT * from prod st...
Hi,In my org, we are using Azure Databricks. As an Azure AD user, I and my project team have access to Databricks workspaces. In our context, what's exactly meant as Databricks Account? I understand it's a group of workspaces used for billing, but at...
