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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

dspatil
by New Contributor II
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Automatic schema rendering of files in unity catalog

Hi team,Can anyone please confirm if Unity catalog supports automatic schema rendering from csv, json, pdfs, and structured/unstructured files?Meaning, if i create a volume with path/location to folder (or S3 bucket) having such files, can unity cata...

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dspatil
New Contributor II
  • 0 kudos

ok..thanks a lot @gchandra .So, I am new to Unity Catalog and particularly interested (and evaluating) the open sourced version of unity catalog (https://www.unitycatalog.io/)I know that, we can create volumes and those in turn can point to csv, json...

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AlbertWang
by Valued Contributor
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Resolved! Error getting locations Unsupported response format: STREAM [Azure Databricks - Catalog Explorer]

Hi all,I saw this error when I checked my External Locations and Storage Credentials and used Catalog Explorer. The error message gives zero information for diagnosis. Do you have any idea what the reason is?Thank you.

AlbertWang_1-1727297979431.png AlbertWang_2-1727297996274.png AlbertWang_3-1727298157976.png
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AlbertWang
Valued Contributor
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And it works now ... No idea what happened ~

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chinmay0924
by New Contributor III
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How to disable spark connect in the databricks compute?

I want to be able to access the RDD methods of a Dataframe, but it seems that this is not supported in spark connect. I have been trying to disable spark connect in the spark config using,spark.databricks.service.server.enabled false but when I check...

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Bareaj
New Contributor II
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I have found that when the cluster is shared, it automatically uses that type of session, and in that case, I have not been able to disable it. I don't know if this is your situation. I have avoided some problems that I had with the previous clause.

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AlbertWang
by Valued Contributor
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Resolved! How to create Storage Credential using Service Principal [Azure]

As the document indicates, An Azure Databricks access connector is a first-party Azure resource that lets you connect managed identities to an Azure Databricks account. You must have the Contributor role or higher on the access connector resource in ...

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AlbertWang
Valued Contributor
  • 2 kudos

Thank you, @szymon_dybczak. This is what I thought. After deploying the Databricks workspace, it automatically creates the Databricks managed `Access Connector for Azure Databricks` in the Databricks managed resource group.As I understand, I should c...

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sdick_vg
by New Contributor
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Cluster Upsize Issue: Storage Download Failure Slow

Hi,We're currently experiencing the following issue across our entire Databricks Workspace when either starting a cluster, running a workflow, or upscaling a running cluster. The following errors we receive on our AP clusters and job clusters are bel...

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filipniziol
Esteemed Contributor
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Hi @sdick_vg ,The error is about connectivity issues when trying to reach Azure Storage.Have you maybe enabled any kind of firewall in your organization recently?Could you run for example code to test DNS resolution to your storage account:Have you m...

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jkdatabricks
by New Contributor
  • 1574 Views
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Error: PERMISSION_DENIED: AWS IAM role does

Hello, We are trying to setup a new workspace. However we are getting following error.  Workspace failed to launch.Error: PERMISSION_DENIED: AWS IAM role does not have READ permissions on url s3://jk-databricks-prods3/unity-catalog/742920957025975.Pl...

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caldempseyai
New Contributor II
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Hey! I'm experiencing this with the latest Terraform release. Try 1.51.0 if you are deploying via TF, downgrading fixed this for me.

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dpc
by Contributor
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table deployment (DDL) from one catalog to another

HelloWe have a development, a test and a production environmentHow do you generally deploy DDL changes?So, alter a table in development and apply to test then productione.g.table1 has column1, column2, column3I add column4I now want to deploy this ch...

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dpc
Contributor
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Thanks.I'll step through this solution and see if I can get it working

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weilin0323
by New Contributor III
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Testing and Issues Related to Admin Role Changes

Hello,I would like to ask a question regarding user permissions.Currently, all team members are admins. Recently, we plan to change the admin roles so that only I and another user, A, will be admins. The other members will retain general usage permis...

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weilin0323
New Contributor III
  • 0 kudos

Hi @Kaniz_Fatma , Can you please help me to delete my post as I accidentally resubmitted the post.Thank you.

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MosefJJunior3rd
by New Contributor
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How to fully enable row-level concurrency on Databricks 14.1

Hey guys,I hope whoever's reading this is doing well.We're trying to enable row-level concurrency on Databricks 14.1. However, the documentation seems a bit contradictory as to whether this is possible, and whether the whole capability of row-level c...

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gchandra
Databricks Employee
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Yes, your understanding is correct. As best practice, use 14.3 LTS DBR, as LTS has longer support compared to 6 months.

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JohnHarmer
by New Contributor
  • 664 Views
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Unable to publish notebook

Hello, I receive an error each time I attempt to publish my notebook. the error message does not provide any additional information on why it is occurring. I need to publish this for a bootcamp assignment, so please let me know what I can do to resol...

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gchandra
Databricks Employee
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Try it from a different browser, or try it in incognito mode.

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saravjeet
by New Contributor III
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Allow non-admin users to view the driver logs from a Unity Catalog-enabled pipeline

We are trying to enable the option to allow log reading to the non-admin users in  the databricks wokspace but we are not able to see the obvious way to check them. The documentation is not showing after enabling the below property where to check the...

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gchandra
Databricks Employee
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Do they see these links in the pipeline?

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jmsimonramos1
by New Contributor II
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Grant permissions to groups on catalogs linked to the same metastore

Hi everyone!I am configuring several projects using Databricks, and I have a question regarding permission management in Unity Catalog. Here's the situation: Currently, I have two different Databricks resources in an Azure account, each with its resp...

Administration & Architecture
catalog
permissions
Unity Catalog
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CharlesWoo
New Contributor II
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You could bind the catalog to specific workspaces, making them accessbile only from workspaces they are bound to.https://docs.databricks.com/en/catalogs/binding.htmlIn your example:if `my_catalog_2` is bound to `my_workspace_2` a user in `my_workspac...

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Saf4Databricks
by New Contributor III
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Databricks Free Trial - can I link it back from AWS to Azure?

I created a 14-day trial account on Databricks.com and linked it to my AWS. I have not used the trial yet and want to link it to Azure instead. Question: Can I do it, and if so, how?Remark: Please note that I have not used trial yet and the only rele...

  • 801 Views
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gchandra
Databricks Employee
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The easy way will be to create a new account in portal.azure.com and launch Azure Databricks with Pay as you go.

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mkieszek
by New Contributor II
  • 1971 Views
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set access control list for job cluster

Hello,currently, we are using an init script that calls the DBW API to add "can_attach_to" permissions for a specific group to initialize the job cluster. How can we set an access control list for job clusters? Is it possible to add it to a policy?

  • 1971 Views
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szymon_dybczak
Esteemed Contributor III
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Hi @mkieszek ,You can use REST API to set access control list for job clusters. The endpoint is for doing that you can find below/api/2.0/permissions/clusters/{cluster_id}  (https://docs.databricks.com/api/workspace/clusters/setpermissions)And it's n...

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AlbertWang
by Valued Contributor
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Resolved! Databricks bundle custom variables feature does not work for workspace host

Hi all,I am not sure whether this is a bug. I followed the document.My databricks.yml file: bundle: name: test variables: DATABRICKS_HOST: description: The host of the Databricks workspace. DATABRICKS_JOB_RUNNING_SERVICE_PRINCIPAL_CLIENT_I...

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filipniziol
Esteemed Contributor
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Hi @AlbertWang ,The documentation states you cannot map workspace host: 

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