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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

Prashiratnam123
by New Contributor II
  • 1769 Views
  • 4 replies
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Unable to connect to the cluster

Container launch failure:An unexpected error was encountered while launching containers on worker instances for the cluster. Please retry and contact Databricks if the problem persists.Instance ID: i-02aadc9a7c3532af0Internal error message: Failed to...

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  • 4 replies
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Latest Reply
Prashiratnam123
New Contributor II
  • 0 kudos

hi I'm using community addition.Regards,Sundaram

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3 More Replies
stefanberreiter
by Databricks Partner
  • 15968 Views
  • 8 replies
  • 3 kudos

[Azure Databricks] Create an External Location to Microsoft Fabric Lakehouse

Hi,I want to create an external location from Azure Databricks to a Microsoft Fabric Lakehouse, but seems I am missing something.What did I do:I created an "Access Connector for Azure Databricks" in Azure PortalI created a storage credential for the ...

  • 15968 Views
  • 8 replies
  • 3 kudos
Latest Reply
skpathi
New Contributor II
  • 3 kudos

@stefanberreiter were you able to access Fabric onelake data from databricks unity catalog using Service prinicipal? 

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VitorAvancini
by New Contributor III
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Materialized view resources created after creation query failed

Hello, Im testing with Materialized Views and I ran the following query:create materialized view `xx`.`xx`.`stg_sales` PARTITIONED BY (id, external_id, tenant_id) TBLPROPERTIES ('cluster_by' = 'id') as with stg_accounts_events as ( select * from ...

  • 2506 Views
  • 3 replies
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Brahmareddy
Esteemed Contributor II
  • 4 kudos

You are always welcome, Vitor. Do let me know for any queries. Good day.

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ozaaditya
by Databricks Partner
  • 1716 Views
  • 1 replies
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How to Configure a Policy in Job Cluster Using Databricks Linked Service in ADF?

I am trying to configure a policy in a job cluster using Databricks Linked Service in Azure Data Factory (ADF). The goal is to restrict access to a specific group or individuals who can use this cluster.I want to know:How to define and enforce a clus...

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cgrant
Databricks Employee
  • 0 kudos

In the Linked Services panel in the Azure Data Factory UI, find your Databricks Linked Service and click the squiggly braces {} to edit the service. From here, you'll see a definition in JSON. Create a new key: properties.typeProperties.policyId and ...

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dprutean
by New Contributor III
  • 18099 Views
  • 5 replies
  • 5 kudos

Resolved! JDBC Driver support for OpenJDK 17

Connecting to Databricks using OpenJDK 17 I got the exception below. Are there any plans to fix the driver for OpenJDK17?java.sql.SQLException: [Databricks][DatabricksJDBCDriver](500540) Error caught in BackgroundFetcher. Foreground thread ID: 44. Ba...

  • 18099 Views
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ameyabapat
New Contributor II
  • 5 kudos

I still see the above error with databricks jdbc driver 2.6.33. Anyone aware of fix available either in  driver or java? 

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saraM
by Databricks Partner
  • 1096 Views
  • 1 replies
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Resolved! My databricks Exam still suspended request: 00635015

My exam has been suspended, and I received an email to schedule it. But I see that there is a delay of 10 to 15 days. Is it possible to schedule it for 19 March  at 11 a.m.?because I have a deadline that I must not exceed to obtain this certificate.o...

  • 1096 Views
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Latest Reply
Advika
Community Manager
  • 0 kudos

Hello @saraM! Thank you for reaching out to us again and confirming.As you requested, the support team has rescheduled your exam for March 19, 2025, at 11:00 AM in Europe/Paris.Please log into your account and confirm. The rescheduled exam will be re...

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nikhil_2212
by New Contributor II
  • 2249 Views
  • 1 replies
  • 1 kudos

Lakehouse monitoring metrices tables not created automatically

Hello,I have an external table created in databricks unity catalog workspace and trying to "Create a monitor" for the same from quality tab.While creating the same the dashboard is getting created however the two metrices tables "profile" & "drift" a...

  • 2249 Views
  • 1 replies
  • 1 kudos
Latest Reply
Brahmareddy
Esteemed Contributor II
  • 1 kudos

Hi Nikhil,How are you doing today?, As per my understanding, It looks like the monitoring setup isn't fully completing, likely due to permissions, external table limitations, or system settings. First, check if your Unity Catalog schema has the right...

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lottiejanedev
by Databricks Partner
  • 1059 Views
  • 1 replies
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Liquid Clustering with Derived / Generated Fields

I'm having issues with liquid clustering not working when creating derived/generated fields in an asset bundle. Are there any known limitations here? 

  • 1059 Views
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Latest Reply
Brahmareddy
Esteemed Contributor II
  • 0 kudos

Hi Lottiejanedev,How are you doing today?, As per my understanding, Yes, Liquid Clustering works best with directly stored columns, and it might not behave as expected when clustering on derived or generated fields. One possible issue is that generat...

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labromb
by Databricks Partner
  • 3383 Views
  • 2 replies
  • 2 kudos

Capturing notebook return codes in databricks jobs

Hi, I currently am running a number of notebook jobs from Azure Data Factory. A new requirement has come up where I need to capture a return code in ADF that has been generated from the note. I tried using  dbutils.notebook.exit(json.dumps({"return_v...

  • 3383 Views
  • 2 replies
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Latest Reply
JaviRuiz
New Contributor III
  • 2 kudos

I tried dbutils.notebook.exit(<value>) where value is 0 and 1. I also tried sys.exit(<value>). None of this produces a difference in the output of the databricks CLI commanddatabricks jobs run-now --json '{"job_id": <JOB_ID>, "job_parameters": {"will...

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jim12321
by New Contributor II
  • 8391 Views
  • 4 replies
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Databricks CLI how to start a job and pass the parameters?

I try to start a job ID 85218616788189 and pass one parameters 'demo' in Windows Shell.This works:databricks jobs run-now 85218616788189  If I try this one,databricks jobs run-now --json '{"job_id":85218616788189,"notebook_params": {"demo":"parameter...

jim12321_0-1710267172994.png
  • 8391 Views
  • 4 replies
  • 1 kudos
Latest Reply
JaviRuiz
New Contributor III
  • 1 kudos

If the job itself has parameters you have to use 'job_parameters' instead. No need for escaping as of version 0.243.0databricks jobs run-now --json '{"job_id": <JOB_ID>, "job_parameters": {"will_exit": "yes"}}' 

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saraM
by Databricks Partner
  • 762 Views
  • 1 replies
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My databricks exam got suspened on 18th march and it is still in the suspened state.

My databricks exam got suspened on 18th march and it is still in the suspened state. I have raised a support request using the below link.https://help.databricks.com/s/contact-us?ReqType=trainingand my request id : #00635015 I would really like to ge...

  • 762 Views
  • 1 replies
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Latest Reply
Advika
Community Manager
  • 0 kudos

Hello @saraM! It looks like this post duplicates the one you recently posted. The Original post has already been answered. I recommend continuing the discussion there to keep the conversation focused and organised.

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ewe
by New Contributor III
  • 8133 Views
  • 3 replies
  • 2 kudos

Resolved! Databricks apps (streamlit) not able to install python libs

So, I have a databricks streamlit app that is not able to install any python lib defined on the requirements.txt.Issue is not specific to one lib, tried other ones but no python lib can be installed. Anyone with similar issue to help ? [2025-02-19 10...

  • 8133 Views
  • 3 replies
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Latest Reply
ewe
New Contributor III
  • 2 kudos

Hi, returning to inform how the issue was solved. A bit of context, looks like the databricks apps runs on the databricks/microsoft backend, and not on our clusters. The control of the network ingress rules is done via SEG (https://www.databricks.com...

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Upendra_Dwivedi
by Databricks Partner
  • 2073 Views
  • 3 replies
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ON-Prem SQL Server Direct Connection with Azure Databricks

Hi All,I have SSMS installed and have some data there which i want to export to Databricks and process it there. Databricks is hosted on Azure Cloud and I am wondering if it is possible. I have tested it using JDBC connection but i am getting error: ...

  • 2073 Views
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Latest Reply
MariuszK
Valued Contributor III
  • 0 kudos

If you want to play with SQL Server the easy way is to use Azure SQL that will be visuable for Databricks. Alternativly you can use ADF with slef-hosted run time to extract data to Azure from SQL Server.Network configuration requires many steps and i...

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Mumrel
by Contributor
  • 8942 Views
  • 5 replies
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Resolved! Usage of forum: How to find the threads where I commented on and my bookmarks

Hi quick questions, 1) the other day I commented on a thread and cannot find it. Is there a feature to find all my posts? I cannot find it under my profile.2) I find interesting threads and want to watch (in the sense: email me when updates occure) t...

  • 8942 Views
  • 5 replies
  • 1 kudos
Latest Reply
Anonymous
Not applicable
  • 1 kudos

Hi @Jan St.​ 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 your ...

  • 1 kudos
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databicky
by Contributor II
  • 2357 Views
  • 1 replies
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How to Copy the notebooks from one environment to another environment

I have one requirement to copy the notebooks from one environment to another environment by one notebook automatically , how can I achieve it.  

  • 2357 Views
  • 1 replies
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Latest Reply
Isi
Honored Contributor III
  • 0 kudos

Hey @databicky ,You can automate the process of copying notebooks from one Databricks environment to another using the Databricks REST API within a notebook. I show you the easiest way I found to do itimport json import requests import base64 # ====...

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