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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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marianopenn
by • New Contributor III
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Databricks VSCode Extension Sync Timeout

I am using the databricks VSCode extension to sync my local repository to Databricks Workspaces. I have everything configured such that smaller syncs work fine, but a full sync of my repository leads to the following error:Sync Error: Post "https://<...

Data Engineering
dbx sync
Repos
VSCode
Workspaces
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kimongrigorakis
New Contributor II
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Same issue here..... Can someone please help??

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Phani1
by • Databricks MVP
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Unity catalog accounts

Hi Team,We have the requirement to have metadata(Unity catalog) in one AWS account and data storage(Delta tables under data) in another account, is it possible to do that , Do we face any technical/Security issue??

Data Engineering
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278875
by • New Contributor
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How do I figure out the cost breakdown for Databricks

I'm trying to figure out the cost breakdown for the Databricks usage for my team.When I go into the Databricks administration console and click Usage when I select to show the usage By SKU it just displays the type of cluster but not the name of it. ...

Data Engineering
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MuthuLakshmi
Databricks Employee
  • 1 kudos

Please check the below docs for usage related informations. The Billable Usage Logs: https://docs.databricks.com/en/administration-guide/account-settings/usage.html You can filter them using tags for more precise information which you are looking for...

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dave_d
by • New Contributor II
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What is the "Columnar To Row" node in this simple Databricks SQL query profile?

I am running a relatively simple SQL query that writes back to a table on a Databricks serverless SQL warehouse, and I'm trying to understand why there is a "Columnar To Row" node in the query profile that is consuming the vast majority of the time s...

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Data Engineering
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Annapurna_Hiriy
Databricks Employee
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 @dave_d We do not have a document with list of operations that would bring up ColumnarToRow node. This node provides a common executor to translate an RDD of ColumnarBatch into an RDD of InternalRow. This is inserted whenever such a transition is de...

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Rafal9
by • New Contributor II
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Issue during testing SparkSession.sql() with pytest.

Dear Community,I am testing pyspark code via pytest using VS code and Databricks Connect.SparkSession is initiated from Databricks Connect: from databricks.connect import DatabricksSessionspark = DatabricksSession.builder.getOrCreate()I am  receiving...

Data Engineering
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svrdragon
by • New Contributor
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optimizeWrite takes too long

Hi , We have a spark job write data in delta table for last 90 date partition. We have enabled spark.databricks.delta.autoCompact.enabled and delta.autoOptimize.optimizeWrite. Job takes 50 mins to complete. In that logic takes 12 mins and optimizewri...

Data Engineering
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erigaud
by • Honored Contributor
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  • 3 replies
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Merge DLT with Delta Table

Is there anyway to accomplish this ? I have an existing Delta Table and a separate Delta Live Table pipelines and I would like to merge data from a DLT to my existing Delta Table. Is this doable or completely impossible ?

Data Engineering
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LeifBruen
New Contributor II
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Merging data from a Delta Live Table (DLT) into an existing Delta Table is possible with careful planning. Transition data from DLT to Delta Table through batch processing, data transformation, and ETL processes, ensuring schema compatibility. 

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NotARobot
by • New Contributor III
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Force DBR/Spark Version in Delta Live Tables Cluster Policy

Is there a way to use Compute Policies to force Delta Live Tables to use specific Databricks Runtime and PySpark versions? While trying to leverage some of the functions in PySpark 3.5.0, I don't seem to be able to get Delta Live Tables to use Databr...

test_cluster_policy.png dlt_version.png
Data Engineering
Compute Policies
Delta Live Tables
Graphframes
pyspark
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JohnJustus
by • New Contributor III
  • 14175 Views
  • 1 replies
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Accessing Excel file from Databricks

Hi,I am trying to access excel file that is stored in Azure Blob storage via Databricks.In my understanding, it is not possible to access using Pyspark. So accessing through Pandas is the option,Here is my code.%pip install openpyxlimport pandas as p...

Data Engineering
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databicky
by • Contributor II
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  • 3 replies
  • 1 kudos

No handler for udf/udaf/udtf for function

i created one function using jar file which is present in the cluster location, but when executing the hive query it is showing error as no handler for udf/udaf/udtf . this queries is running fine in hd insight clusters but when running in databricks...

IMG20231015164650.jpg
Data Engineering
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dbuser1234
by • New Contributor
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How to readstream from multiple sources?

Hi I am trying to readstream from 2 sources and join them into a target table. How can I do this in pyspark? Egt1 + t2 as my bronze table. I want to readstream from t1 and t2, and merge the changes into t3 (silver table)

Data Engineering
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anmol_hans_de
by • New Contributor
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  • 0 replies
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Exam suspended by proctor

Hi Team,I need urgent support since I was about to submit my exam and was just reviewing the responses but proctor suspended it because i did not satisfy the proctoring conditions. Even though i was sitting in a room with clear background and well li...

Data Engineering
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