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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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Ken1
by • New Contributor III
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PySpark Error in Azure Databricks

I have this error - com.databricks.WorkflowException: com.databricks.NotebookExecutionException: FAILEDwhen i ran dbutils.notebook.run(.......)

Data Engineering
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Debayan
Databricks Employee
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Hi @Godswill Mbata​ ,this looks like issue seems to be with High Concurrency cluster. Could you please confirm if you are using high concurrency cluster?Please refer: https://community.databricks.com/s/question/0D53f00001cx3ybCAA/strange-error-with-d...

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plynton
by • New Contributor II
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Resolved! Dataframe to update subset of fields in table...

I have a table that I'll update with multiple inputs (csv). Is there a simple way to update my target when the source fields won't be a 1:1 match? Another challenge I've run into is that my sources don't have a header field, though I guess I could ...

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Hubert-Dudek
Esteemed Contributor III
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Read your CSV as a dataframe and than make update using Merge (upsert).

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witnessthee
by • New Contributor II
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  • 3 replies
  • 2 kudos

Resolved! Error when using pyflink on databricks, An error occurred while trying to connect to the Java server

Hi, right now I am trying to run a pyflink script that can connect to a kafka server. When I run that script, I got an error "An error occurred while trying to connect to the Java server 127.0.0.1:35529". Do I need to install a extra jdk for that? er...

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-werners-
Esteemed Contributor III
  • 2 kudos

did you get Flink running on the Databricks cluster? Because that seems to be the issue here.

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bayu
by • New Contributor III
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  • 4 kudos

Can't login back to Databricks

Hi,I'm trying the Databricks Premium. Got registered etc. No problem.Then I setup AWS and workspace etc. No problem.Back to Databricks and now can't login. Trying to reset password but get nothing in the email.Trying other browser also doesn't work.C...

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bayu
New Contributor III
  • 4 kudos

Hi @Debayan Mukherjee​ could you please help me out?Is there any way I can login to my Databricks account?

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FerArribas
by • Contributor
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  • 8 kudos

Resolved! Error cluster launch: Security Daemon Registration

I have created a workspace in AWS with private link. When we launch a cluster we get the following error: "Security Daemon Registration Exception: Failed to set up the spark container due to an error when registering the container to security daemon"...

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FerArribas
Contributor
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Thanks @Sivaprasad C S​  It's already working. The problem was that the AWS STS private link was wrongly associated with the correct subnet.

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iajay543
by • New Contributor
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Unable to sign it at customer-academy.databricks.com but can't do the same at partner-academy.databricks.com

Hi thereI have used my company email to register an account for https://customer-academy.databricks.com/learn/signin a while back.Now what I need to do is create an account with https://partner-academy.databricks.com/learn/signin using my company ema...

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Nadia1
Databricks Employee
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Hello Ajay,Thank you for reaching out. Please submit a ticket to https://help.databricks.com/s/contact-us?ReqType=training . Thank you!

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ivanychev
by • Contributor II
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How do I enable new Visualization tools in my Databricks notebooks?

Databricks released new visualization toolshttps://docs.databricks.com/notebooks/visualizations/index.htmlBut I don't see them in my notebook (DBR 10.4) nor I can find out how to enable them. How do I use the new tools?

Screenshot 2022-07-21 at 21.59.19
Data Engineering
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cweymouth
New Contributor II
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@Atanu Sarkar​ , I am still not seeing this. I am running a cluster on runtime 10.4 LTS ML. The "Legacy Visualizations" are the only option available. This feature should be fully deployed, yes? 

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qanut
by • New Contributor II
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  • 1 replies
  • 1 kudos

DBFS Delete Bug on Community Edition

I uploaded some files in Community Edition. But when I try to delete them I get the popup that say do you want to delete, and when I select delete, the popup goes away but the file doesn't delete. Seems the the GUI is bugged. However, when I use d...

Data Engineering
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Simranarora
Databricks Employee
  • 1 kudos

Thanks for reporting. We will look into it!!

  • 1 kudos
Harsh1
by • New Contributor II
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  • 0 kudos

Issues in Metastore Migration using Databricks Migration Tool

Hi Team,As I'm performing the Databricks workspace migration, during Metastore migration I'm facing below issue.As we found differences in the Metastore table count between Legacy and Target workspace, we checked error logs.After going through Failed...

Data Engineering
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swetha
by • New Contributor III
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Databricks job cluster logs

I am using databricks job cluster for multitask jobs, when my job failed/succeeded I couldn't see any logs, Do I need to add any location in advanced options, cluster logging to see the logs for the failed/succeeded jobs or what it is and how it work...

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Anonymous
Not applicable
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Hi @swetha kadiyala​ 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.Th...

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bmat
by • New Contributor II
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How are you currently analyzing A/B tests data in Databricks?

Super curious about people's workflows for analyzing A/B tests. Trying to learn how to optimize my approach as it is very manual right now.

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Anonymous
Not applicable
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Hi @Ben Mathew​ 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.Thanks!

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Erik
by • Valued Contributor III
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Resolved! Can we have the powerbi connector step into "hive_metastore" automatically?

We are distributing pbids files providing the connection info to databricks. It contains options passed to the "Databricks.Catalogs " function implementing the connection to databricks. It is my understanding that databricks has made this together wi...

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Anonymous
Not applicable
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Hi @Erik Parmann​ Does @Hubert Dudek​  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?We'd love to hear from you.Thanks!

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Navy__jup-frag-
by • New Contributor
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  • 1 replies
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How to search for an S3 bucket

The S3 buckets are a likely source location for the new EDL builder uploads. Is there a way to search Databricks to find the naming convention for the S3 buckets that have been assigned to our team. We uploaded some files using EDL this morning but...

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Anonymous
Not applicable
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Hi @James Longstreet​ 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.T...

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bozhu
by • Contributor
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  • 4 replies
  • 3 kudos

Resolved! SQL Warehouse Serverless Endpoint Error

Our SQL Warehouse Serverless Endpoint started failing from this morning (2022-08-23 18:00:00 UTC):“org.apache.hadoop.hive.ql.metadata.HiveException: MetaException(message:Unable to build AWSGlueClient: com.amazonaws.SdkClientException: Unable to find...

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Vidula
Honored Contributor
  • 3 kudos

Hi @Bo Zhu​ 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.Thanks!

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Sneha1594
by • New Contributor III
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  • 11 replies
  • 2 kudos

Visualizations from notebook keeps on disappearing

I have created a notebook which filters on the main table and generates bar graph. The graphs keeps on disappearing and sometimes they dont generate at all. PFA. 'Visualization 1' has issues. Each time I run notebook manually, I have to build the gra...

image
Data Engineering
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Abishek
Databricks Employee
  • 2 kudos

@Andrew Freix​ @Rubel Ahamed​ @Sneha Mulrajani​ eha15Can you please share the workspace URL version output? so that I can check your workspace and let you know whether new Visualization is enabled or not. Please run the below URL in your web browser ...

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