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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

rijin-thomas
by New Contributor II
  • 234 Views
  • 4 replies
  • 3 kudos

Mongo Db connector - Connection timeout when trying to connect to AWS Document DB

I am on Databricks Run Time LTE 14.3 Spark 3.5.0 Scala 2.12 and mongodb-spark-connector_2.12:10.2.0. Trying to connect to Document DB using the connector and all I get is a connection timeout. I tried using PyMongo, which works as expected and I can ...

  • 234 Views
  • 4 replies
  • 3 kudos
Latest Reply
Sanjeeb2024
Contributor III
  • 3 kudos

Hi @rijin-thomas - Can you please allow the CIDR block for databricks account VPC from aws document db sg ( Executor connectivity stated by@bianca_unifeye ) . 

  • 3 kudos
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tvdh
by Visitor
  • 42 Views
  • 1 replies
  • 0 kudos

Tab navigation between fields in dashboards is random

Tab navigation between fields in published dashboards seem very random.I have a dashboard with multiple text input fields (mapped to query paramters / filters). I expect to move logically between them when pressing tab (keyboard navigation), but I mo...

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

Hello @tvdh! You can share this as product feedback so it’s visible to the Databricks product team and can be tracked and prioritized.

  • 0 kudos
Upendra_Dwivedi
by Contributor
  • 2996 Views
  • 2 replies
  • 1 kudos

Resolved! Databricks APP OBO User Authorization

Hi All,We are using on-behalf of user authorization method for our app and the x-forwarded-access-token is expiring after sometime and we have to redeploy our app to rectify the issue. I am not sure what is the issue or how we can keep the token aliv...

Upendra_Dwivedi_0-1747911721728.png
  • 2996 Views
  • 2 replies
  • 1 kudos
Latest Reply
jpt
Visitor
  • 1 kudos

I am confronted with a similar error. I am also using obo user auth and have implemented accessing the token via  st.context.headers.get('x-forwarded-access-token') for every query and do not save it in a cache. Still, after 1 hour, i am hit with the...

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JothyGanesan
by New Contributor III
  • 11 Views
  • 0 replies
  • 0 kudos

DLT Continuous Pipeline load

Hi All,In our project we are working on the DLT pipeline with the DLT tables as target running in continuous mode.These tables are common for multiple countries, and we go live in batches for different countries.So, every time a new change is request...

  • 11 Views
  • 0 replies
  • 0 kudos
Ved88
by New Contributor II
  • 183 Views
  • 5 replies
  • 1 kudos

databricks all-purpose cluster

getting below error-Failure starting repl. Try detaching and re-attaching the notebook. while executing notebook and can see cluster have all installed lib.

  • 183 Views
  • 5 replies
  • 1 kudos
Latest Reply
Ved88
New Contributor II
  • 1 kudos

Hi,we are not using hive metastore anywhere not sure why that host ((host=consolidated-westeuropec2-prod-metastore-0.mysql.database.azure.com)(port=3306))is coming in driver log ,will i need to do whitelist for that .we are having other use case simi...

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Dhruv-22
by Contributor II
  • 51 Views
  • 1 replies
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Merge with schema evolution fails because of upper case columns

The following is a minimal reproducible example of what I'm facing right now.%sql CREATE OR REPLACE TABLE edw_nprd_aen.bronze.test_table ( id INT ); INSERT INTO edw_nprd_aen.bronze.test_table VALUES (1); SELECT * FROM edw_nprd_aen.bronze.test_tab...

Dhruv22_0-1768233514715.png Dhruv22_1-1768233551139.png Dhruv22_0-1768234077162.png
  • 51 Views
  • 1 replies
  • 0 kudos
Latest Reply
css-1029
New Contributor
  • 0 kudos

Hi @Dhruv-22,It's actually not a bug. Let me explain what's happening.The Root CauseThe issue stems from how schema evolution works with Delta Lake's MERGE statement, combined with Spark SQL's case-insensitivity settings.Here's the key insight: spark...

  • 0 kudos
csondergaardp
by New Contributor
  • 90 Views
  • 2 replies
  • 2 kudos

Resolved! [PATH_NOT_FOUND] Structured Streaming uses wrong checkpoint location

I'm trying to perform a simple example using structured streaming on a directory created as a Volume. The use case is purely educational; I am investigating various forms of triggers. Basic info:Catalog: "dev_catalog"Schema: "stream"Volume: "streamin...

  • 90 Views
  • 2 replies
  • 2 kudos
Latest Reply
cgrant
Databricks Employee
  • 2 kudos

Your checkpoint code looks correct. What is the source of `df`? Is it `/Volumes/dev_catalog/default/streaming_basics/` ? The path looks incorrect - add `stream` to it.  

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deepu1
by New Contributor
  • 26 Views
  • 0 replies
  • 0 kudos

DLT Gold aggregation with apply_change

I am building a Gold table using Delta Live Tables (DLT). The Gold table contains aggregated data derived from a Silver table. Aggregation happens monthly. However, the requirement is Only the current (year, month) should be recalculated. Previous mo...

  • 26 Views
  • 0 replies
  • 0 kudos
Chandana_Ramesh
by New Contributor II
  • 33 Views
  • 0 replies
  • 0 kudos

Lakebridge SetUp Issue

Hi,I'm getting the below error upon executing databricks labs lakebridge analyze command. All the dependencies have been installed before execution of the command. Can someone please give a solution, or suggest if anything is missing? Below attached ...

  • 33 Views
  • 0 replies
  • 0 kudos
HarishKumarM
by New Contributor
  • 50 Views
  • 1 replies
  • 0 kudos

Zerobus Connector Issue

I was trying to implement the example posted on the below link for Zerobus connector to test its functionality on my free edition workspace but unfortunately I am getting below error.Reference Code: https://learn.microsoft.com/en-us/azure/databricks/...

  • 50 Views
  • 1 replies
  • 0 kudos
Latest Reply
Louis_Frolio
Databricks Employee
  • 0 kudos

Hey @HarishKumarM , I did some digging and found some helpful information to help you troubleshoot.   What the error means Your workspace isn’t currently enrolled in the Zerobus Ingest preview. Even though Zerobus is labeled a Public Preview, it’s st...

  • 0 kudos
vijsharm
by New Contributor II
  • 59 Views
  • 4 replies
  • 0 kudos

checkpoint changes not working on my databricks job

Hi,I do have a job processing kafka stream using kafka.readstream process and due to some issue we changed the checkpoint path to other path and it pulled all the records and later when i changed to the original checkpoint location it is not pulling ...

Data Engineering
checkpoint
  • 59 Views
  • 4 replies
  • 0 kudos
Latest Reply
cgrant
Databricks Employee
  • 0 kudos

When you swapped back to the old checkpoint, were any records flowing through, and were batches completing? It's possible that you've accumulated a big backlog with the old checkpoint, and/or records in Kafka have expired. And the "startingOffsets" o...

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