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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

Braxx
by • Contributor II
  • 15071 Views
  • 4 replies
  • 3 kudos

Resolved! cluster creation - access mode option

I am a bit lazy and trying to manually recreate a cluster I have in one workspace into another one. The cluster was created some time ago. Looking at the configuration, the access mode field is "custom": When trying to create a new cluster, I do not...

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  • 15071 Views
  • 4 replies
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Latest Reply
khushboo20
New Contributor II
  • 3 kudos

Hi All - I am new to databricks and trying to create my first workflow. For some reason, the cluster created is of type -"custom". I have not mentioned it anywhere in my asset bundle.Due to this - I cannot create get the Unity Catalog feature. Could ...

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tonyd
by • New Contributor II
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Getting error "Serverless Generic Compute Cluster Not Supported For External Creators."

Getting the above mentioned error while creating serverless compute. this is the request curl --location 'https://adb.azuredatabricks.net/api/2.0/clusters/create' \--header 'Content-Type: application/json' \--header 'Authorization: ••••••' \--data '{...

  • 1529 Views
  • 1 replies
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saikumar246
Databricks Employee
  • 0 kudos

Hi @tonyd Thank you for reaching out to the Databricks Community. You are trying to create a Serverless Generic Compute Cluster which is not supported. You cannot create a Serverless compute Cluster. As per the below link, if you observe, there is no...

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PushkarDeole
by • New Contributor III
  • 4089 Views
  • 2 replies
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Unable to set shuffle partitions on DLT pipeline

Hello,We are using a 5 worker node DLT job compute for a continuous mode streaming pipeline. The worker configuration is Standard_D4ads_v5 i.e. 4 cores so total cores across 5 workers is 20 cores.We have wide transformation at some places in the pipe...

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gchandra
Databricks Employee
  • 0 kudos

Try setting  spark.sql.shuffle.partitions to auto

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ckwan48
by • Contributor
  • 30596 Views
  • 6 replies
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Resolved! How to prevent my cluster to shut down after inactivity

Currently, I am running a cluster that is set to terminate after 60 minutes of inactivity. However, in one of my notebooks, one of the cells is still running. How can I prevent this from happening, if want my notebook to run overnight without monito...

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Latest Reply
AmanSehgal
Honored Contributor III
  • 3 kudos

If a cell is already running ( I assume it's a streaming operation), then I think it doesn't mean that the cluster is inactive. The cluster should be running if a cell is running on it.On the other hand, if you want to keep running your clusters for ...

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Check
by • New Contributor
  • 4209 Views
  • 1 replies
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How to call azure databricks api from azure api management

Hi,Has anyone successfully configure azure apim to access databricks rest api ? If yes, appreciate  he can provide the setup guide for me as I am stuck at this point.  Thanks.

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kkgupta
New Contributor II
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@Check Did you manage to complete the mosaic gateway URL in the Azure APIM .@Retired_mod  Do we have any other generic link like databricks document which we can refer .Thanks 

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CE
by • New Contributor II
  • 2826 Views
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how to git integration multiple gitlab repo

I have 3 GitLab repos in my Databricks workspace.I have also generated personal tokens for these 3 repos. However, it seems that Databricks can only use one repo token at a time for Git integration.For example: I am currently using the token for repo...

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  • 2826 Views
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nicole_lu_PM
Databricks Employee
  • 0 kudos

Unfortunately this is expected behavior. We only support 1 Git credential at a time per user in the workspace. We are adding a sample notebook in this section to help you swap Git credentials more easily.  https://docs.databricks.com/en/repos/repos-s...

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mppradeesh
by • New Contributor
  • 1524 Views
  • 1 replies
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Connecting to redshift from databricks notebooks without password using IAM

Hello all,Have you ever tried to connect to redshift from databricks notebooks without password using IAM. Pradeesh M P  

  • 1524 Views
  • 1 replies
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Latest Reply
datastones
Contributor
  • 1 kudos

you should create an IAM assumed role, adding the principal as the aws account that hosts your databricks env. 

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lisaiyer
by • New Contributor II
  • 2284 Views
  • 3 replies
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Resolved! fs ls lists files that i cannot navigate to an view

Hi Community - I have an issue and I did not find any effective solution so hoping someone can help here. When I use %fs ls "dbfs:/Workspace/Shared/" I see 2 folders but when i navigate to the folder I only see 1. Can someone help me with this issue....

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  • 2284 Views
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Latest Reply
gchandra
Databricks Employee
  • 0 kudos

Possible UI bug. Submit a Case with the Engineering team.  https://help.databricks.com/s/ (Right top SUBMIT CASE)

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Srini41
by • New Contributor
  • 1588 Views
  • 1 replies
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org.rocksdb.RocksDBException: No space left on device

Structured stream is failing intermittently with following message. org.rocksdb.RocksDBException: No space left on device .Do we have a settings on databricks to assigned limited diskpace to the checkpoint tracking?Appreciate any help with resolving ...

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gchandra
Databricks Employee
  • 0 kudos

Can you share details like the DBR version, and are you using anyForEachBatch?

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my_community2
by • New Contributor III
  • 29089 Views
  • 9 replies
  • 7 kudos

Resolved! dropping a managed table does not remove the underlying files

the documentation states that "drop table":Deletes the table and removes the directory associated with the table from the file system if the table is not EXTERNAL  table. An exception is thrown if the table does not exist.In case of an external table...

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Latest Reply
MajdSAAD_7953
New Contributor II
  • 7 kudos

Hi,There is a way to force delete files after drop the table and don't wait 30 days to see size in S3 decrease?Tables that I dropped related to the dev and staging, I don't want to keep there files for 30 days 

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PearceR
by • New Contributor III
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Resolved! custom upsert for delta live tables apply_changes()

Hello community :).I am currently implementing some pipelines using DLT. They are working great for my medalion architecture for landed json in bronze -> silver (using apply_changes) then materialized gold views ontop.However, I am attempting to crea...

  • 20526 Views
  • 4 replies
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Latest Reply
Harsh141220
Databricks Partner
  • 1 kudos

Is it possible to have custom upserts for streaming tables in delta live tables?Im getting the error:pyspark.errors.exceptions.captured.AnalysisException: `blusmart_poc.information_schema.sessions` is not a Delta table.

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Ambika
by • New Contributor
  • 7095 Views
  • 2 replies
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Error while Resetting my Community Edition Password

I recently tried to create my account with Databricks Community Edition. I have singed up for it and received verification email. After that I have to reset my password. But while doing so I am always getting the following error. Can someone help me ...

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Latest Reply
swredb
New Contributor II
  • 1 kudos

Receiving the same error when creating a new account - "An error has occurred. Please try again later."

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pinaki1
by • New Contributor III
  • 3338 Views
  • 1 replies
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PySparkRuntimeError: [CONTEXT_ONLY_VALID_ON_DRIVER] It appears that you are attempting to reference

Getting The above error for this lineresult_df.rdd.foreachPartition(self.process_partition)

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Latest Reply
Pradeep54
Databricks Employee
  • 0 kudos

The error message "CONTEXT_ONLY_VALID_ON_DRIVER" indicates that you are attempting to reference SparkContext from a broadcast variable, action, or transformation. SparkContext can only be used on the driver, not in code that runs on workers. This is ...

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Saf4Databricks
by • Contributor
  • 11802 Views
  • 4 replies
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Reading JSON from Databricks Workspace

I am using second example from Databricks` official document here: Work with workspace files. But I'm getting following error:Question: What could be a cause of the error, and how can we fix it?ERROR: Since Spark 2.3, the queries from raw JSON/CSV fi...

  • 11802 Views
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Latest Reply
szymon_dybczak
Esteemed Contributor III
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Hi @Saf4Databricks ,As you said, you probably need to add multiline options to make it work. You can use this option when creating temporary view or using pyspark api. Below is example of creating temporary view: CREATE TEMPORARY VIEW multilineJson U...

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