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Administration & Architecture
Explore discussions on Databricks administration, deployment strategies, and architectural best practices. Connect with administrators and architects to optimize your Databricks environment for performance, scalability, and security.
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Forum Posts

RichardWanjohi
by New Contributor II
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Resolved! Migrating notebooks from Old databricks community instance

I didn't migrate my notebooks from the old community instance. Now I can not login. How can I access the old instance or the materials therein? Please help, I had tons of notebooks in there

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szymon_dybczak
Esteemed Contributor III
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Hi @RichardWanjohi ,Unfortunately, Databricks Community Editon has been shutdown at January 1, 2026. So there's no way to restore your content. From now on you should use Free Edition.This was announced several times and they asked every user to back...

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deepu
by New Contributor II
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Resolved! Copy files from /tmp to abfss location

I have a notebook which generates a bunch of excel and pdf reports. These reports needs to be sent out through email and also needs to be archived in external location. i am able to generate these reports in the /tmp file and then send them as attach...

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Latest Reply
Ashwin_DSA
Databricks Employee
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Hi @deepu, The reason it isn't working is that Python’s shutil only understands local/POSIX-style paths, not abfss:// URIs, and dbutils.fs expects Databricks-style paths (e.g., file:/..., /Volumes/...).  The recommended pattern for this is.. Write re...

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iercan06
by New Contributor II
  • 799 Views
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Conflicting with predictive optimization.

Hi. We have a continuous DLT pipeline with tables updating every minute and partitioned by partition_key column. Every 3-5 days, we encounter a below conflict error caused by predictive optimization. The pipeline runs fine after restarting, but I nee...

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Kirankumarbs
Contributor III
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 As per the error message i see who is causing the issue: Predictive Optimization Job-d453e56b-97f1-425d-a33d-841bd8a3771f. This is a classic Optimistic Concurrency Issue!What's happening is predictive optimization runs a background job that sets tab...

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NatJ
by New Contributor III
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Resolved! Databricks One Redirectio

Hello, I have an Entra ID group linked to Databricks with the Consumer Access entitlement enabled, other entitlements are unchecked. They also have "use catalog" on the a specific catalog. They have "select" and "use schema" to a gold level schema wi...

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SteveOstrowski
Databricks Employee
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Hi @NatJ, You are correct that users with only the Consumer Access entitlement are intended to see the Databricks One interface when they log in. However, the behavior you are observing with direct URLs to the catalog explorer is expected, and here i...

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APJESK
by Contributor
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Workspace Folder ACL design

How should the Databricks workspace folder architecture be designed to support cross-team collaboration, access governance, and scalability in an enterprise platform? Please suggest below or share some ideas from your experience ThanksNote: I'm new t...

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SteveOstrowski
Databricks Employee
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Hi @APJESK, To address your follow-up questions about the two behaviors you observed after implementing the folder ACL structure: ISSUE 1: USERS CAN STILL CREATE NOTEBOOKS IN THEIR HOME FOLDER This is by-design behavior. Every Databricks user automat...

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Harish_Kumar_M
by New Contributor
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Table level data masking issue

Hi,We are seeing this error and does anyone know the ways to fix it?[RequestId=6cf95ee8-f312-47cd-846c-dcd87158c939 ErrorClass=INVALID_PARAMETER_VALUE.ROW_COLUMN_ACCESS_POLICIES_NOT_SUPPORTED_ON_ASSIGNED_CLUSTERS] Query on table with row filter or co...

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SteveOstrowski
Databricks Employee
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Hi @Harish_Kumar_M, The error you are seeing, "Query on table with row filter or column mask not supported on assigned clusters" (INVALID_PARAMETER_VALUE.ROW_COLUMN_ACCESS_POLICIES_NOT_SUPPORTED_ON_ASSIGNED_CLUSTERS), occurs because your cluster's ac...

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staskh
by Contributor
  • 1609 Views
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Resolved! Advise on "airlocking" Databricks service

Need advice: I'm building a data analysis service solution on top of DataBricks and need to protect it from unauthorized data leaks, specifically file downloads.As far as I can tell, I need some sort of remote browser isolation (RBI).Is this the corr...

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staskh
Contributor
  • 1 kudos

I do not require an "NSA-level airlock." Indeed, a malicious actor could develop a script that projects scrolled data onto the screen and records it with an external device, or more effectively, they could create a series of QR code movies to address...

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APJESK
by Contributor
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Resolved! Regarding - Managed vs External volumes and tables

From a creation perspective, the steps for managed and external volumes appear almost identical:Both require a storage credentialBoth require an external locationBoth point to customer-owned S3So what exactly makes a volume “managed” vs “external”?Wh...

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Latest Reply
SteveOstrowski
Databricks Employee
  • 2 kudos

Hi @APJESK, You are right that the setup steps look similar on the surface, but the differences between managed and external volumes (and tables) are meaningful once you understand what Unity Catalog does with the data after creation. WHAT "MANAGED" ...

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asim_mirza_12
by New Contributor
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Databricks on AWS Marketplace – Unity Catalog & S3 Access Failing with SSL “Connection reset”

 Hi All,I’m facing an issue accessing AWS S3 and Unity Catalog from a Databricks AWS Marketplace workspace.Problem:Whenever Databricks tries to access S3 or Unity Catalog, it fails with:javax.net.ssl.SSLException: Connection resetWhat works:Spark job...

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SteveOstrowski
Databricks Employee
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Hi @asim_mirza_12, The javax.net.ssl.SSLException: Connection reset error you are seeing with Unity Catalog and S3 operations, while basic Spark jobs and curl commands work, typically points to a networking layer issue where the JVM's SSL handshake i...

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APJESK
by Contributor
  • 5440 Views
  • 5 replies
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Best practices for 3-layer access control in Databricks

Identity and access management model for Databricks and want to implement a clear 3-layer authorization approach:Account level: Account RBAC roles (account admin, metastore admin, etc.)Workspace level: Workspace roles/entitlements + workspace ACLs (c...

  • 5440 Views
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Latest Reply
SteveOstrowski
Databricks Employee
  • 4 kudos

Hi @APJESK, Your 3-layer model (Account RBAC, Workspace ACLs, Unity Catalog privileges) is the right framework. I want to address both the overall design and the specific follow-up you posted about the Home folder and compute behavior, since those ar...

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ThePussCat
by Databricks Partner
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Resolved! How to delete and "Account Level" Storage Credential ? (... I think)

This is not a production platform, but I'd like to know the answer. I suspect I have done something stupid.Using Account APIs, I created a Storage Credential.Q1: I cannot see this in a workspace, and I do not know how to see it in the account console...

  • 1106 Views
  • 4 replies
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Latest Reply
Ashwin_DSA
Databricks Employee
  • 3 kudos

Hi @ThePussCat, You’re not missing anything. This is mostly about where UC is surfaced, not about who controls it. Unity Catalog objects (including storage credentials and their workspace bindings) are metastore‑scoped, and the metastore is attached ...

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BigAlThePal
by New Contributor III
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Azure DevOps Release (CD) pipeline - Databricks tasks no longer available

Hello and happy new year everyone.We've noticed that our Azure DevOps Release (CD) pipelines have got all of their Databricks tasks uninstalled, and we cannot find them in the marketplace anymore. The author for both is Microsoft DevLabsWe mainly rel...

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SteveOstrowski
Databricks Employee
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Hi @BigAlThePal,As @szymon_dybczak mentioned, the "DevOps for Azure Databricks" extension by Microsoft DevLabs (which provided the "Configure Databricks CLI" and "Deploy Notebooks to Workspace" tasks) was deprecated and has since been removed from th...

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Valerio
by New Contributor
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GitHub Actions OIDC with Databricks: wildcard subject for pull_request workflows

Hi,I’m configuring GitHub Actions OIDC authentication with Databricks following the official documentation:https://docs.databricks.com/aws/en/dev-tools/auth/provider-githubWhen running a GitHub Actions workflow triggered by pull_request, authenticati...

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Latest Reply
SteveOstrowski
Databricks Employee
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Hi @Valerio,The challenge you are running into is a common one when setting up OIDC federation for pull_request-triggered workflows. Here is a breakdown of the issue and several approaches to solve it.UNDERSTANDING THE SUBJECT CLAIM FOR PULL REQUESTS...

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abhishek2k11
by New Contributor II
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No workspace in Free Edition

Hi, I have been using free edition from some time using my this mail id. But from last 3-4 days I can’t see any workspace. when ever I am logging in I am getting two accounts name and In no workspace is available. When I tried creating another accoun...

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abhishek2k11
New Contributor II
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 when I logging I am getting above page. where no workspace space and no way to create a new one

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