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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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korilium
by • New Contributor III
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Databricks-connect invalid shard address

I want to use databricks inside vscode and I therefore need Databricks-connect I configure my settings using databricks-connect configure as follows: Databricks Host [https://adb-1409757184094616.16.azuredatabricks.net]Databricks Token [<my token>]Cl...

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Justin09
New Contributor II
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In case it helps anyone, I ran into this issue and had to remove the trailing / from the host name. It used to work fine with the trailing / so something must have changed.

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alpha
by • New Contributor III
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Resolved! Connecting to DataLake Gen2 from Azure Databricks with Private Endpoint

Hi,I have datalake gen2 with vnet and private endpoint. I do have databricks workspace in same vnet. I am trying to access the datalake from databricks but I keep getting error when I allow access only for selected network in datalake. I get error w...

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Hubert-Dudek
Esteemed Contributor III
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You can always check the tutorial regarding ADLS and private link under this link https://community.databricks.com/s/feed/0D53f00001eQGOHCA4

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RiyazAli
by • Valued Contributor II
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Errors in notebooks of Scalable Machine Learning with Apache Spark course in Databricks academy.

HI there,I'm following the course mentioned from Databricks Academy. I downloaded the .dbc archiive and working along side the videos from academy. In ML-08 - Hyperopt notebook, I see the following error in cmd 13. best_hyperparam = fmin(fn=objectiv...

hyperopt_implementation hyperopt problem with &quot;max_features&quot;
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RiyazAli
Valued Contributor II
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Tagging @Kaniz Fatma​ as there was no response what so ever!By any chance, do you know how to resolve these errors in the notebook?Thanks!

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hari
by • Contributor
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Resolved! Max job concurrency per workspace

Per the documentation, a workspace is limited to 1k concurrent job runs.Can somebody clarify how the concurrency limit is set i.e:Is it 1k concurrent runs across all jobs in the workspaceIs it 1k concurrent runs for a single jobAlso, is there any way...

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hari
Contributor
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Hi @Kaniz Fatma​ Weners gave some great suggestions on the issue we are dealing with. But some confirmation on the question from data bricks side would be much appreciated

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Bittu6084
by • New Contributor II
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Resolved! How can we alter table with auto increment column for a delta table

How can we alter table with auto increment column for a delta tableI have tried this but not working:ALTER TABLE dbgtpTest.student ADD COLUMN Student_Id identity(100,1)any Suggestions will be helpful

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Hubert-Dudek
Esteemed Contributor III
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@Rakesh Reddy Badam​ , For ALTER ... ADD COLUMN in doc is only SYNC IDENTITY.If you want to add an identity column to the existing table just create a new table with an identity column and then copy the data.

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Hemant
by • Valued Contributor II
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  • 1 kudos

Is there any way to use key vault on offline environment azure databricks?

We are working for client in offline environment(VM is private) azure databricks, we store some credentials in azure key vault, since azure databricks is run on offline environment, i am unable to create secret scopes on azure databricks, it always t...

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Hemant
Valued Contributor II
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Hi @Kaniz Fatma​ apologies for the delayed response, I earlier mentioned that the data bricks run in a private environment which means no connectivity to InterNet, I already followed the link you have shared but didn't get the result. Either I have t...

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AmanSehgal
by • Honored Contributor III
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  • 12 kudos

Resolved! Error on using Databricks Account API - invalid endpoint

I'm trying to configure audit logs for databricks and as a part of it I need to configure S3 storage using endpoint storage-configurations.But for some reason I'm getting invalid endpoint. I'm using following URL with basicAuth.https://accounts.cloud...

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Anonymous
Not applicable
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Hey there @Aman Sehgal​ Hope all is well! Just wanted to check in if you were able to resolve your issue and would you be happy to share the solution or mark an answer as best? Else please let us know if you need more help. We'd love to hear from you...

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MMMM
by • New Contributor III
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  • 8 replies
  • 2 kudos

cluster issue

I signed up with databricks free trial but I am not be able to create new cluster , could you help me in this regard ?When i create cluster nothing happens and it terminates automatically , I'm on aws

Data Engineering
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MMMM
New Contributor III
  • 2 kudos

Could you help in answer all my questions 1 by one again

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Dicer
by • Valued Contributor
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Resolved! Azure Databricks: AnalysisException: Database 'bf' not found

I wanted to save my delta tables in my Databricks database. When I saveAsTable, there is an error message Azure Databricks: AnalysisException: Database 'bf' not found​Ye, There is no database named "bf" in my database.Here is my full code:import os i...

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Dicer
Valued Contributor
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Some data can be saved as delta tables while some cannot.

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mani238
by • New Contributor III
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Resolved! Run result unavailable: job failed with error message Library installation failed for library due to user error for jar: "dbfs:/my-jar.jar"

Run result unavailable: job failed with error message Library installation failed for library due to user error for jar: "dbfs:/my-jar.jar" . Error messages: Library installation attempted on the driver node of cluster 0510-013936-3cc6d9kw and failed...

Data Engineering
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Anonymous
Not applicable
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Hey there @manivannan p​ Hope all is well! Just wanted to check in if you were able to resolve your issue and would you be happy to share the solution or mark an answer as best? Else please let us know if you need more help. We'd love to hear from yo...

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Dataminion
by • New Contributor
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No module named dlt

Cluster version 10.5 on AWS.Trying to import dlt gave error above.​Am I missing something?​

Data Engineering
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Anonymous
Not applicable
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Hey there @Cathy Low​ Does @Kaniz Fatma​ 's response answer your question? If yes, would you be happy to mark it as best so that other members can find the solution more quickly? Else please let us know if you need more help. We'd love to hear from y...

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SailajaB
by • Valued Contributor III
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Resolved! How to pass a variable which holds a value to child notebook using run command

Hello,We have 3 notebooks as below. And trying to send a variable where we pass the value to it via job to child notebook with %run commandNotebooks:notebook_par,notebook_child1 and notebook_child2.In parent note book we are calling notebook_child1 u...

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Anonymous
Not applicable
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Hey there @Sailaja B​ How's it going?Just wanted to check in if you were able to resolve your issue and would you be happy to share the solution or mark an answer as best? Else please let us know if you need more help. We'd love to hear from you.Chee...

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prasadvaze
by • Valued Contributor II
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When to use delta lake versus relational database as a source for BI reporting?

Assume all of your data exists in delta tables and also in SQL server so you have a choice to report from either. Can someone share thoughts on "In what scenario you would not want report created from delta table and instead use the traditional rel...

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PCJ
New Contributor II
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Hi @Kaniz Fatma​  - I would like a follow-up on @prasad vaze​ question regarding unsupported referential integrity. How does one work around that, using best practices as Databricks sees it?

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