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Connect with fellow community members to discuss general topics related to the Databricks platform, industry trends, and best practices. Share experiences, ask questions, and foster collaboration within the community.
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NhanNguyen
by Contributor II
  • 934 Views
  • 2 replies
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Method public void org.apache.spark.sql.internal.CatalogImpl.clearCache() is not whitelisted on clas

I'm executing a notebook and failed with this error: Sometime, when i execute some function in spark and also failed with the error 'this class is not whitelist'. Could everyone help me check on this?Thanks for your help!

Screenshot 2024-04-03 at 21.49.46.png
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Latest Reply
NhanNguyen
Contributor II
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Thanks for your feedback, actually my cluster is shared cluster, and then I change to single cluster then can run that method/

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EDDatabricks
by Contributor
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Lakeview dashboard dynamically change filter values

Greetings everyone,We are trying to implement a series of visualizations. All these visualizations have queries assigned to them in the form of “ Select * from test table where timestamp between :Days start and :Days end”. The is also a filter applie...

EDDatabricks_0-1712826834624.png EDDatabricks_1-1712826864074.png
Community Platform Discussions
dashboard
filters
Lakeview
parameters
  • 1357 Views
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jx1226
by New Contributor II
  • 4213 Views
  • 1 replies
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How to access storage with private endpoint

We know that Databricks with VNET injection (our own VNET) allows is to connect to blob storage/ ADLS Gen2 over private endpoints and peering. This is what we typically do.We have a client who created Databricks with EnableNoPublicIP=No (secure clust...

  • 4213 Views
  • 1 replies
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IvoDB
New Contributor II
  • 0 kudos

Hey @jx1226 , were you able to solve this at the customer? I am currently struggling with same issues here.

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dm7
by New Contributor II
  • 1001 Views
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DLT CDC/SCD - Taking the latest ID per day

Hi I'm creating a DLT pipeline which uses DLT CDC to implement SCD Type 1 to take the latest record using a datetime column which works with no issues:@dlt.view def users(): return spark.readStream.table("source_table") dlt.create_streaming_table(...

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nikhilmb
by New Contributor II
  • 1907 Views
  • 3 replies
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Error ingesting zip files: ExecutorLostFailure Reason: Command exited with code 50

Hi,We are trying to ingest zip files into Azure Databricks delta lake using COPY INTO command. There are 100+ zip files with average size of ~300MB each.Cluster configuration:1 driver: 56GB, 16 cores2-8 workers: 32GB, 8 cores (each). Autoscaling enab...

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nikhilmb
New Contributor II
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Although we were able to copy the zip files onto the DB volume, we were not able to share them with any system outside of the Databricks environment. Guess delta sharing does not support sharing files that are on UC volumes.

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FelipeRegis
by New Contributor
  • 1440 Views
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Not able to access data registered in Unity Catalog using Simba ODBC driver

Hi folks, I'm working on a project with Databricks using Unity Catalog and a connection to SSIS (SQL Server Integration Services).My team is trying to access data registered in Unity Catalog using Simba ODBC driver version 2.8.0.1002. They mentioned ...

odbc_driver_unity_catalog_issue.png
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sharma_kamal
by New Contributor III
  • 4226 Views
  • 3 replies
  • 4 kudos

Resolved! Unable to read available file after downloading

After downloading a file using `wget`, I'm attempting to read it by spark.read.json.I am getting error: PATH_NOT_FOUND - Path does not exist: dbfs:/tmp/data.json. SQLSTATE: 42K03File <command-3327713714752929>, line 2 I have checked the file do exist...

  • 4226 Views
  • 3 replies
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Latest Reply
Ayushi_Suthar
Honored Contributor
  • 4 kudos

Hi @sharma_kamal , Good Day!  Could you please try the below code suggested by @ThomazRossito , it will help you.  Also please refer to the below document to work with the files on Databricks:  https://docs.databricks.com/en/files/index.html Please l...

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MohsenJ
by Contributor
  • 1972 Views
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the inference table table doesn't get updated

I setup a model serving endpoint and created a monitoring dashboard to monitor its performance. The problem is my inference table doesn't get updated by model serving endpoints. To test the endpoint I use the following codeimport random import time ...

  • 1972 Views
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arkiboys
by Contributor
  • 5828 Views
  • 2 replies
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reading mount points

Hello,Previously I was able to run the folowing command in databricks to see a list of the mount points but it seems the system does not accept this anymore as I get the following error.Any thoughts on how to get a list of the mount points?Thank youd...

  • 5828 Views
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Latest Reply
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Hello,Previously I was able to run the folowing command in databricks to see a list of the mount points but it seems the system does not accept this anymore as I get the following error.Any thoughts on how to get a list of the mount points?Thank youd...

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DataYoga
by New Contributor
  • 2609 Views
  • 1 replies
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Informatica ETLs

I'm delving into the challenges of ETL transformations, particularly moving from traditional platforms like Informatica to Databricks. Given the complexity of legacy ETLs, I'm curious about the approaches others have taken to integrate these with Dat...

  • 2609 Views
  • 1 replies
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Latest Reply
owene
New Contributor II
  • 0 kudos

@Retired_mod Do you know if Informatica Cloud Modernization can convert mappings into Delta Live Tables? Do we have to use Informatica Cloud for this, or can we use it as a one time migration and maintain the artifacts in DataBricks?Alternatively, we...

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Chrispy
by New Contributor
  • 2534 Views
  • 0 replies
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Spark Handling White Space as NULL

I have a very strange thing happening.  I'm importing a csv file and nulls and blanks are being interpreted correctly.  What is strange is that a column that regularly has a single space character value is having the single space converted to null.I'...

  • 2534 Views
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Nandhini_Kumar
by New Contributor III
  • 1045 Views
  • 1 replies
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How to identify Worker and Driver instance in AWS console for databricks instance?

For AWS databricks, i have configured 1 worker and 1 driver node with same node type. In the AWS console, all details are same for the two instance, as instance id only different. How to identify which instance id is for worker and which one is for d...

  • 1045 Views
  • 1 replies
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Latest Reply
Nandhini_Kumar
New Contributor III
  • 0 kudos

Hi @Retired_mod Thanks for your response.There is no instance pool ID while configured the cluster, then how will i able to differentiate then.Could you give any alternative way for finding the driver instance id and worker instance id in the AWS con...

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