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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

animeshjain
by New Contributor II
  • 302 Views
  • 4 replies
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Bundle Validation Error: Volume lifecycle Field Rejected Despite Being in Schema

Environment:Bundle engine: directResource type: Volume (Unity Catalog)Problem:I'm trying to use the lifecycle field with prevent_destroy: true on a Unity Catalog volume resource in my Declarative Automation Bundle (DAB). the validation fails with:Err...

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  • 302 Views
  • 4 replies
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Latest Reply
balajij8
Contributor III
  • 0 kudos

Hi, The configuration is valid and the CLI version supports the lifecycle field. However, the error is most likely coming from outdated Databricks Python packages in your virtual environment at /home/animesh/datazone/.venv/. CLI uses the packages fro...

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JD18
by New Contributor
  • 2234 Views
  • 3 replies
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SCD-2 backfilling with streaming tabels

Hi there,Im new to Databricks and trying to build a SCD2 type table using AUTO CDC approach. while it quite simple to create a scd2 table Im unable to do a backfill.Full context.I have raw data(order, customer info) from 2019 and creating a dimension...

  • 2234 Views
  • 3 replies
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Latest Reply
SteveOstrowski
Databricks Employee
  • 2 kudos

Hi @JD18, Welcome to Databricks and Thanks for raising this. SCD Type 2 backfilling with streaming tables is a common need, and the good news is that the AUTO CDC framework (formerly APPLY CHANGES INTO) has built-in capabilities to handle this -- you...

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stravi001
by New Contributor
  • 339 Views
  • 5 replies
  • 1 kudos

Resolved! Permissions on job with SQL task

Hello,I am authenticated as GCP service account. I have to create query, run job as service principle and get result.I'm both cases, I set permissions CAN_MANAGE for group "users" for both query and job. When I create the query with RunAsMode.OWNER, ...

  • 339 Views
  • 5 replies
  • 1 kudos
Latest Reply
stravi001
New Contributor
  • 1 kudos

Hello @balajij8,I tried to use SQL File Task and was able to achieve the result. Only issue was, that I was not able to get output using WorkspaceClient.jobs.get_run_output(). It worked will direct call of /api/2.2/jobs/runs/get-output endpoint.Thank...

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emorgoch
by New Contributor III
  • 541 Views
  • 4 replies
  • 3 kudos

Resolved! Managing IPYNB cell timestamps in source control

We're in the process of converting over our Databricks notebooks from .py file to .ipynb. We have disabled storing notebook output in source control at the workspace level.However, what we're discovering is that every cell in our notebooks has 3 time...

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  • 541 Views
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Latest Reply
Ashwin_DSA
Databricks Employee
  • 3 kudos

Hi @emorgoch, Thanks for raising this. This appears to be a regression rather than expected behaviour. Internally, the issue has been identified around .ipynb handling in Git folders, and the intended fix is to stop serialising these execution timest...

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hdu
by New Contributor III
  • 250 Views
  • 2 replies
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select table_changes() return unexpected results

Hi Folks,My understanding isSELECT *FROM table_changes('mytable', x)should return all changes from version x through the latest available version, regardless of when I run it. However what happen to me is:When immediately after a streaming table upda...

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  • 250 Views
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Latest Reply
hdu
New Contributor III
  • 0 kudos

Thank you, Ashwin, for looking into my question.My table is appended whenever a new file arrives. Each file contains the same number of records (8,676), but with a different extraction date.Regarding the results of your query above, two additional fi...

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DazzaiDe
by New Contributor III
  • 170 Views
  • 1 replies
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Declarative Asset Bundle Service Principals best practices

I have 2 service principals for deployment and runtime like databricks suggested, since declarative asset bundles dont include delta tables creation what should i just let my runtime to create table on the first run of a specific job?I want the commu...

  • 170 Views
  • 1 replies
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Latest Reply
balajij8
Contributor III
  • 0 kudos

You can configure the runtime SP to create tables dynamically on the first run if you prioritize operational simplicity and self-contained pipelines. The data processing scripts inject CREATE TABLE IF NOT EXISTS statements just before executing Data ...

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deepak05
by Contributor
  • 44524 Views
  • 13 replies
  • 14 kudos

Resolved! I Got 70.00% on Databricks Certified Data Engineer Professional Exam but Failed....

Hi Everyone,Today I gave databricks exam for and I got 64 questions and my result was exactly 70.00%(As per databricks the pass percentage is 70 or above). but still the status was showing Failed and I couldn't get certified.Can you anyone help me on...

  • 44524 Views
  • 13 replies
  • 14 kudos
Latest Reply
fewasi
New Contributor
  • 14 kudos

That sounds really bad, especially since your score is exactly 70 percent. I would wait for the Databricks team to determine whether the issue is with scoring or reporting because you have already created a support ticket. Hopefully they can clarify ...

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rjcrystal786
by New Contributor
  • 240 Views
  • 1 replies
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Advanced Learning Festival (15 June - 06 July 2026) - Voucher Eligibility Confirmation

Hello @Jim ,I completed all four modules of Learning Pathway 1 (Associate Data Engineering) for the Advanced Learning Festival on July 6, 2026, the published end date of the event. My Academy account email is [datasci.patel.rupesh@gmail.com]. Screens...

  • 240 Views
  • 1 replies
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Latest Reply
Ashwin_DSA
Databricks Employee
  • 0 kudos

Hi @rjcrystal786, Thanks for checking. Based on the published guidance for the Advanced Learning Festival, if all four modules in Learning Pathway 1 were completed within the event window, your 50% certification voucher will be sent to the email addr...

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ConnorK
by Databricks Partner
  • 377 Views
  • 4 replies
  • 4 kudos

Databricks Standard SharePoint Connector Performance Issues

I've recently started using the Databricks Standard SharePoint connector within my workspace and have run into some significant performance issues.My notebook does a straightforward read using the following:lakeflow_connection_name = 'sharepoint_dev'...

  • 377 Views
  • 4 replies
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Latest Reply
ConnorK
Databricks Partner
  • 4 kudos

Hi all, thanks for the help.Unfortunately pathGlobFilter didn't improve performance for me.I ended up working around it with some pre-processing to figure out which specific folders I actually needed, then looping through those directories with the c...

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Shaily_DBA
by New Contributor
  • 198 Views
  • 2 replies
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Getting start with Data Brick machine creation.

I am a beginner for Data Bricks. Want to learn from the scratch. 

  • 198 Views
  • 2 replies
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Latest Reply
Ashwin_DSA
Databricks Employee
  • 0 kudos

Hi @Shaily_DBA, If you're new to Databricks and want to start from scratch, I'd recommend beginning with Databricks Free Edition. It’s free to use, designed for learners and aspiring data/AI professionals, and gives you a hands-on environment to star...

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Emmasophia666
by New Contributor
  • 1199 Views
  • 1 replies
  • 0 kudos

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  • 1199 Views
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mannubhai
New Contributor
  • 0 kudos

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AlexSantiago
by New Contributor II
  • 19261 Views
  • 27 replies
  • 4 kudos

spotify API get token - raw_input was called, but this frontend does not support input requests.

hello everyone, I'm trying use spotify's api to analyse my music data, but i'm receiving a error during authentication, specifically when I try get the token, above my code.Is it a databricks bug?pip install spotipyfrom spotipy.oauth2 import SpotifyO...

  • 19261 Views
  • 27 replies
  • 4 kudos
Latest Reply
johny223
New Contributor
  • 4 kudos

 I really enjoyed reading it and found the insights both practical and engaging. It's always great to come across content that provides real value to readers. I also enjoy exploring articles on digital trends, lifestyle, and informative topics at Con...

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