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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

Sunny
by • New Contributor III
  • 11412 Views
  • 7 replies
  • 4 kudos

Resolved! Retrieve job id and run id from scala

I need to retrieve job id and run id of the job from a jar file in Scala.When I try to compile below code in IntelliJ, below error is shown.import com.databricks.dbutils_v1.DBUtilsHolder.dbutils   object MainSNL {   @throws(classOf[Exception]) de...

  • 11412 Views
  • 7 replies
  • 4 kudos
Latest Reply
Mohit_m
Databricks Employee
  • 4 kudos

Maybe its worth going through the Task Parameter variables section of the below dochttps://docs.databricks.com/data-engineering/jobs/jobs.html#task-parameter-variables

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Mohit_m
by • Databricks Employee
  • 6850 Views
  • 1 replies
  • 2 kudos

Resolved! Databricks jobs create API throws unexpected error

Databricks jobs create API throws unexpected errorError response :{"error_code": "INVALID_PARAMETER_VALUE","message": "Cluster validation error: Missing required field: settings.cluster_spec.new_cluster.size"}Any idea on this?

  • 6850 Views
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  • 2 kudos
Latest Reply
Mohit_m
Databricks Employee
  • 2 kudos

Could you please specify num_workers in the json body and try API again.Also, another recommendation can be configuring what you want in UI, and then pressing “JSON” button that should show corresponding JSON which you can use for API

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lav
by • New Contributor III
  • 2155 Views
  • 1 replies
  • 1 kudos

Correlated Column Exception in Spark SQL

Hi Johan,Were you able to resolve the correlated column exception issue? I have been stuck on this since past week. If you can guide me that will be alot of help.Thanks.

  • 2155 Views
  • 1 replies
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Latest Reply
Johan_Van_Noten
New Contributor III
  • 1 kudos

Seems to be a duplicate of your comment on https://community.databricks.com/s/question/0D53f00001XCuCACA1/correlated-column-exception-in-sql-udf-when-using-udf-parameters. I guess you did that to be able to put other tags?

  • 1 kudos
darshan
by • New Contributor III
  • 31930 Views
  • 13 replies
  • 12 kudos

Resolved! Is there a way to run notebooks concurrently in same session?

tried using-dbutils.notebook.run(notebook.path, notebook.timeout, notebook.parameters)but it takes 20 seconds to start new session. %run uses same session but cannot figure out how to use it to run notebooks concurrently.

  • 31930 Views
  • 13 replies
  • 12 kudos
Latest Reply
rudesingh56
New Contributor II
  • 12 kudos

I’ve been struggling with opening multiple browser sessions to open more than one notebook at a time.

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TheOptimizer
by • Contributor
  • 16732 Views
  • 5 replies
  • 8 kudos

Resolved! How to create delta table with identity column.

I'm sure this is probably some oversight on my part, but I don't see it. I'm trying to create a delta table with an identity column. I've tried every combination of the syntax I can think of. %sql create or replace table IDS.picklist ( picklist_id...

Capture
  • 16732 Views
  • 5 replies
  • 8 kudos
Latest Reply
lucas_marchand
New Contributor III
  • 8 kudos

I was also having this same error and my cluster was running Databricks Runtime Version 9.1 so I changed it to 11.0 and it worked.

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abd
by • Contributor
  • 2220 Views
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Why use databricks over other tools ?

What is something special about databricks.What databricks provides that no other tool in the market provides ?How can I convince some other person to use databricks and not some other tool ?

  • 2220 Views
  • 0 replies
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spartakos
by • New Contributor
  • 1567 Views
  • 0 replies
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Big data ingest into Delta Lake

I have a feature table in BQ that I want to ingest into Delta Lake. This feature table in BQ has 100TB of data. This table can be partitioned by DATE.What best practices and approaches can I take to ingest this 100TB? In particular, what can I do to ...

  • 1567 Views
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merca
by • Valued Contributor II
  • 3588 Views
  • 2 replies
  • 4 kudos

DLT schema ambiguity

I have schema:| |-- costCentres: struct (nullable = true) | | |-- dimension1: struct (nullable = true) | | | |-- name: string (nullable = true) | | | |-- value: string (nullable = true) | | |-- dimension10: struct...

  • 3588 Views
  • 2 replies
  • 4 kudos
Latest Reply
PeteC
New Contributor III
  • 4 kudos

I've got the same problem - but using a SQL Select statement (with some explodes).

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Shellytest
by • New Contributor
  • 2379 Views
  • 1 replies
  • 1 kudos
  • 2379 Views
  • 1 replies
  • 1 kudos
Latest Reply
Rheiman
Contributor II
  • 1 kudos

Through mounting your Databricks resource and your storage resource. Here is a sample using azure blob storage Azure Blob storage - Azure Databricks | Microsoft Docs

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Laniel
by • New Contributor
  • 2446 Views
  • 1 replies
  • 0 kudos

‘How do you get cost of a notebook run?’

‘How do you get cost of a notebook run?’

  • 2446 Views
  • 1 replies
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Latest Reply
Rheiman
Contributor II
  • 0 kudos

You can check your cloud provider's portal. Go to the subscription > costs field and you should be able to see the costs of the VMs and Databricks. For more granular information, consider installing overwatch.Environment Setup :: Overwatch (databrick...

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Reabouri
by • New Contributor
  • 2334 Views
  • 1 replies
  • 1 kudos
  • 2334 Views
  • 1 replies
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Latest Reply
Rheiman
Contributor II
  • 1 kudos

Table ACLs, Hashing, Anonymization and Pseudonymization of PII to name a few.You can learn everything in the databricks academy course for professional data engineering.

  • 1 kudos
harrisriaz
by • New Contributor
  • 5925 Views
  • 2 replies
  • 5 kudos

Resolved! what are the key Data engineering problems that databricks solve?

what are the problem that databricks address from typical data engineering prespective and comparing with other cloud DE tools.

  • 5925 Views
  • 2 replies
  • 5 kudos
Latest Reply
Rheiman
Contributor II
  • 5 kudos

Annoying things databricks solvesSane Data Movement (Fast Parallelized Compute, Table Versioning and History)Environment Management (spark + delta + java) are installed out-of-the-boxCost and Job Monitoring (Overwatch)I've only worked with it for 6 m...

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Zaphod
by • New Contributor
  • 1599 Views
  • 1 replies
  • 1 kudos

PII restriction

Can you enforce PII export restrictions at the user level?

  • 1599 Views
  • 1 replies
  • 1 kudos
Latest Reply
Rheiman
Contributor II
  • 1 kudos

Yes you can, by enforcing table ACLs (premium plan feature). A rule of thumb though is to do this on a group level.Table access control | Databricks on AWS

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Dburgos
by • Databricks Partner
  • 3834 Views
  • 3 replies
  • 1 kudos

Resolved! Is there a way to protect the secrets on databricks?

Hi all, I’ve a lot of secrets on databricks, however my users are able to see it when they make a simple loop over the secret.is there a way to prevent that?regards

  • 3834 Views
  • 3 replies
  • 1 kudos
Latest Reply
Rheiman
Contributor II
  • 1 kudos

Do use the Databricks CLI or API 2.0 to manage secrets. Don't leave them in your notebooks for everyone to see, same applies for salting or hash strings.Secret management - Azure Databricks | Microsoft Docs

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