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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

seefoods
by Valued Contributor
  • 153 Views
  • 2 replies
  • 1 kudos

Resolved! setup databricks connect on VsCode and PyCharm

Hello Guyz,Someone Know what's is the best pratices to setup databricks connect for Pycharm and VsCode using Docker, Justfile and .env file Cordially, Seefoods

  • 153 Views
  • 2 replies
  • 1 kudos
Latest Reply
Gecofer
Contributor II
  • 1 kudos

Hi @seefoods!I’ve worked with Databricks Connect and VSCode in different projects, and although your question mentions Docker, Justfile and .env, the “best practices” really depend on what you’re trying to do. Here’s what has worked best for me:1.- D...

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Joost1024
by Visitor
  • 20 Views
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Resolved! Read Array of Arrays of Objects JSON file using Spark

Hi Databricks Community! This is my first post in this forum, so I hope you can forgive me if it's not according to the forum best practices After lots of searching, I decided to share the peculiar issue I'm running into in this community.I try to lo...

  • 20 Views
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Joost1024
Visitor
  • 0 kudos

I guess I was a bit over enthusiastic by accepting the answer.When I run the following on the single object array of arrays (as shown in the original post) I get a single row with column "value" and value null. from pyspark.sql import functions as F,...

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rc10000
by New Contributor
  • 32 Views
  • 2 replies
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Resolved! Data Bricks Engineer - DEA Exam vs Training

Hi, I love the Databricks resources but I'm a little confused on what training to take. My focus is studying and practicing for the Databricks Engineer Associate exam, but when I hear of the 'training', I'm not sure which training people are referrin...

  • 32 Views
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Latest Reply
Advika
Community Manager
  • 3 kudos

Hello @rc10000!+1 to what @Louis_Frolio  mentioned above.The Learning Plan is designed for users preparing for the Databricks Certified Data Engineer Associate and Professional exams. Also below are a few paths, depending on what you’re looking for: ...

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rc10000
by New Contributor
  • 35 Views
  • 1 replies
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Resolved! Lakeflow Connect - Databricks Data Engineer Associate Exam Post-July 2025

Hi, I'm asking another Databricks Data Engineer Associate Exam Dec 2025 question. For those who have taken the DEA exam, is Lakeflow Connect a relevant topic for the test? Been a little confused on what resource to rely on besides the official study ...

  • 35 Views
  • 1 replies
  • 1 kudos
Latest Reply
SP_6721
Honored Contributor II
  • 1 kudos

Hi @rc10000,Lakeflow Connect is mentioned in the exam guide under training, but it’s more about the ingestion concepts. These topics come under the Development & Ingestion section. I’d suggest following the official exam guide first and Databricks Ac...

  • 1 kudos
Richard3
by New Contributor II
  • 321 Views
  • 6 replies
  • 5 kudos

IDENTIFIER in SQL Views not supported?

Dear community,We are phasing out the dollar param `${catalog_name}` because it has been deprecated since runtime 15.2.We use this parameter in many queries and should now be replaced by the IDENTIFIER clause.In the query below where we retrieve data...

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  • 321 Views
  • 6 replies
  • 5 kudos
Latest Reply
Hubert-Dudek
Databricks MVP
  • 5 kudos

I have good news: in runtime 18, IDENTIFIER and parameter markers are supported everywhere! We need to wait a month or two as the SQL warehouse and serverless are still on runtime 17.

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RobFer1985
by New Contributor
  • 144 Views
  • 2 replies
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Databricks pipeline fails expectation on execute python script, throws error: Update FAILES

Hi Community,I'm new to Databricks and am trying to make and implement pipeline expectations, The pipelines work without errors and my job works. I've tried multiple ways to implement expectations, sql and python. I keep resolving the errors but end ...

  • 144 Views
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Latest Reply
carlo968rojer
  • 0 kudos

Hello, @RobFer1985 The primary cause of your error is a circular reference in your logic: you are defining a table named orders_2 while simultaneously trying to readStream from that same table. In Delta Live Tables (DLT), the function acts as the "wr...

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lindsey
by New Contributor II
  • 2664 Views
  • 1 replies
  • 1 kudos

"Error: cannot read mws credentials: invalid Databricks Account configuration" on TF Destroy

I have a terraform project that creates a workspace in Databricks, assigns it to an existing metastore, then creates external location/storage credential/catalog. The apply works and all expected resources are created. However, without touching any r...

  • 2664 Views
  • 1 replies
  • 1 kudos
Latest Reply
eduardo_287
  • 1 kudos

I have the same problem, were you able to solve it?

  • 1 kudos
alesventus
by Contributor
  • 90 Views
  • 4 replies
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Power BI refresh job task

I have tried Databricks job task to refresh power bi dataset and I have found 2 issues.1. I set up tables in Power BI Desktop using Import mode. After deploying the model to Power BI Service, I was able to download it as an Import mode model. However...

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  • 90 Views
  • 4 replies
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Latest Reply
emma_s
Databricks Employee
  • 0 kudos

Can you send a screenshot of the refresh power BI task in the jobs UI within Databricks please?  

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ndw
by New Contributor II
  • 111 Views
  • 5 replies
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Extract Snowflake data based on environment

Hi all, In the development workspace, I need to extract data from a table/view in Snowflake development environment. Example table is called as VD_DWH.SALES.SALES_DETAILWhen we deploy the code into production, it needs to extract data from a table/vi...

  • 111 Views
  • 5 replies
  • 0 kudos
Latest Reply
nayan_wylde
Esteemed Contributor
  • 0 kudos

Create a single job that runs your migration notebook.In the job settings, under Parameters, add a key like env with a default value (e.g., dev).When you create different job runs (or schedule them), override the parameter:For development runs, set e...

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angel_ba
by New Contributor II
  • 2225 Views
  • 3 replies
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unity catalog system.access.audit lag

Hello,We have unity catalog enabled workspace. To get the completion time of a pipeline that runs multiple times a day, I am  checking system.access.audit table. Comparing the completion time of the pipeline compared to other pipeline time I am creat...

  • 2225 Views
  • 3 replies
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Latest Reply
Raman_Unifeye
Contributor III
  • 0 kudos

@angel_ba - This is expected/designed behaviour.Audit logs are ingested into the system tables asynchronously. Databricks batches these events befor surfacing them in UC system tables. Alternate (prhaps) the best way is to use Job API for start/compl...

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Gaganmjain_012
by New Contributor
  • 42 Views
  • 1 replies
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AI/BI Genie

I was working with genie and started using Research agent, and now I want to make the genie as a sharable Infrastructure as Code where I can manage all the changes through GitHub and so does anyone have any suggestions how to do this in a best optimi...

  • 42 Views
  • 1 replies
  • 0 kudos
Latest Reply
saurabh18cs
Honored Contributor II
  • 0 kudos

Hi @Gaganmjain_012 Hi once in github then if  you want to deploy via asset bundles then https://github.com/databricks/cli/issues/3008 looks like an open request/

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hidden
by New Contributor II
  • 38 Views
  • 1 replies
  • 0 kudos

integrating linear app with databricks

 I want to integrate linear app with databricks .. the moment any job fails i want to create a linear task with the error in the description . can you guide me to implement this 

  • 38 Views
  • 1 replies
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Latest Reply
ManojkMohan
Honored Contributor II
  • 0 kudos

@hidden Configure a Generic Webhook notification destination in Databricks that points to your own small service (AWS Lambda)In that service, parse the payload, detect job failure events, extract the relevant error/stack trace, and call the Linear Gr...

  • 0 kudos
rc10000
by New Contributor
  • 98 Views
  • 1 replies
  • 2 kudos

Resolved! Databricks Data Engineer Associate Exam Dec 2025

Hi, I am prepping for the Databricks DEA exam. I am seeing some conflicts with DLT/DP or declarative pipeline syntax. I am trying to see if the most up to date syntax is going to be on the exam as opposed to the legacy DLT. For example, current DP sy...

  • 98 Views
  • 1 replies
  • 2 kudos
Latest Reply
kiwi286dew
New Contributor
  • 2 kudos

Hello, @rc10000 You are correct to prioritize the current syntax. The most up-to-date Databricks Certified Data Engineer Associate exam will focus on the declarative syntax within Lakeflow Spark Declarative Pipelines. You should prepare for CREATE OR...

  • 2 kudos
Shimon
by New Contributor
  • 126 Views
  • 2 replies
  • 0 kudos

Jackson version conflict

Hi,I am trying to implement the Spark TableProvider api and i am experiencing a jar conflict (I am using the 17.3 runtime). com.fasterxml.jackson.databind.JsonMappingException: Scala module 2.15.2 requires Jackson Databind version >= 2.15.0 and < 2.1...

  • 126 Views
  • 2 replies
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Latest Reply
Shimon
New Contributor
  • 0 kudos

For now we are trying to contact Databricks, In worst case scenario we were planning to shade the dependencies we need.would love to hear what has worked for you.Best,Shimon

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