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SethParker
by New Contributor III
  • 8824 Views
  • 2 replies
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Power BI Import Model Refresh from Databricks SQL Whse - Query has been timed out due to inactivity

We have an intermittant issue where occasionally a partition in our Power BI Import Dataset times out at 5 hours.  When I look at Query History in Databricks SQL, I see a query that failed with the following error message:  "Query has been timed out ...

  • 8824 Views
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SethParker
New Contributor III
  • 2 kudos

The only solution we have been able to come up with was to create a Notebook in Databricks that uses the Power BI API to check the status of a Refresh.  We schedule it a bit after we expect the Refresh to complete.  If it is still running, we kill th...

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Dlt
by New Contributor III
  • 16676 Views
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DLT Pipeline issue - Failed to read dataset .Dataset is not defined in the pipeline.

Background. I have created a DLT pipeline in which i am creating a Temorary table.  There are 5 temporary tables as such.  When i executed these in an independent notebook they all worked fine with DLT. Now i have merged this notebook ( keeping same ...

  • 16676 Views
  • 11 replies
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Wojciech_BUK
Valued Contributor III
  • 1 kudos

I am sorry but information you are providing is not helping at all. Plase dump your code there.

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dhrubg
by New Contributor
  • 8491 Views
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Data bricks for practice at no cost which cloud service or combination i need to use

Hi All Senior ,Context :I want to use databricks for practice to create projects and keep polishing my knowledge. My free credits are already used up . Now can you pls give me tips on how to run databricks in which cloud provider (storage account com...

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AbhilashMV
by New Contributor II
  • 2288 Views
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Not able to download Certificate

Hi All,I took the course: Get Started With Data Engineering  from below course link https://www.databricks.com/learn/training/getting-started-with-data-engineering#data-videoBut, after completing the Quiz, I am not able to download Certificate. The a...

  • 2288 Views
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Sujitha
by Databricks Employee
  • 11128 Views
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Unlock Data Engineering Essentials in Just 90 Minutes - Get Certified for FREE!

There’s an increasing demand for data, analytics and AI talent in every industry. Start building your data engineering expertise with this self-paced course — and earn an industry-recognized Databricks certificate. This course provides four short tu...

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  • 11128 Views
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AbhilashMV
New Contributor II
  • 0 kudos

Same here. I am not able to download any Certificate even after passing the Quiz. But the Course link - https://www.databricks.com/learn/training/getting-started-with-data-engineering#data-videoclearly says: take a short knowledge test and earn a com...

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tomcorbin
by New Contributor III
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Resolved! Is it possible to pass a Spark session to other python files?

I am setting up pytest for my repo. I have my functions in separate python files and run pytest from one notebook. For each testing file, I have to create a new Spark session as follows:@pytest.fixture(scope="session")def spark():  spark = (  SparkSe...

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tomcorbin
New Contributor III
  • 0 kudos

I was able to do it by placing the Spark session fixture in the conftest.py file in the root directory. 

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reuvenk121
by New Contributor
  • 2555 Views
  • 1 replies
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Efficient Detection of Schema Mismatch in CSV Files During Single Pass Reading

Hello, when I read a CSV file with a schema object, if a column in the original CSV contains a value of a different datatype than specified in the schema, the result is a null cell. Is there an efficient way to identify these cases without having to ...

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Wojciech_BUK
Valued Contributor III
  • 0 kudos

Maybe you can try to read the data and let AutoLoader move missmatch data e.g. to rescueColumnhttps://learn.microsoft.com/en-us/azure/databricks/ingestion/auto-loader/schema#--what-is-the-rescued-data-columnThen you can decide what you do with rescue...

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LoiLN
by Databricks Partner
  • 12400 Views
  • 5 replies
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[Unity Catalog]-CosmosDB: Data source v2 are not supported

I've worked on azure databricks connected to azure cosmos. It works when my cluster is not enabling Unity Catalog (UC).But when I enable UC, it return error like below:AnalysisException: [UC_COMMAND_NOT_SUPPORTED.WITHOUT_RECOMMENDATION] The command(s...

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Wojciech_BUK
Valued Contributor III
  • 2 kudos

 

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dhirajkm
by New Contributor
  • 2005 Views
  • 1 replies
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Cluster

I’m not able to have any workspace view or cluster

  • 2005 Views
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Wojciech_BUK
Valued Contributor III
  • 0 kudos

Hey , could you be more precise with your question ?

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chari
by Contributor
  • 4684 Views
  • 2 replies
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dbutils.fs.ls versus pathlib.Path

Hello community members,The dbutils.fs.ls('/') exposes the distributed file system(DBFS) on the databricks cluster. Similary, the python library pathlib can also expose 4 files in the cluster like below:from pathlib import Pathmypath = Path('/')for i...

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Wojciech_BUK
Valued Contributor III
  • 1 kudos

I think it will be usefull if you look at this documentation to understand difrent files and how you can interact with them:https://learn.microsoft.com/en-us/azure/databricks/files/there is not much to say then that dbutils is "databricks code" that ...

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pshuk
by New Contributor III
  • 5348 Views
  • 1 replies
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How to ingest files from volume using autoloader

I am doing a test run.  I am uploading files to a volume and then using autoloader to ingesgt files and creating a table. I am getting this error message:-----------------------------------------------------------com.databricks.sql.cloudfiles.errors....

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Wojciech_BUK
Valued Contributor III
  • 0 kudos

Hey, i think you are mixing DLT syntaxt with pyspark syntax:In DLT you should use:CREATE OR REFRESH STREAMING TABLE <table-name> AS SELECT * FROM STREAM read_files( '<path-to-source-data>', format => '<file-format>' )or in Python@dlt....

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ChristianRRL
by Honored Contributor II
  • 11523 Views
  • 5 replies
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DLT Compute Resources - What Compute Is It???

Hi there, I'm wondering if someone can help me understand what compute resources DLT uses? It's not clear to me at all if it uses the last compute cluster I had been working on, or something else entirely.Can someone please help clarify this? 

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  • 11523 Views
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quakenbush
Contributor
  • 2 kudos

Well, one thing they emphasize in the 'Adavanced Data Engineer' Training is that job-clusters will terminate within 5 minutes after a job is completed. So this could be in support of your theory to lower costs. I think job-cluster are actually design...

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chari
by Contributor
  • 2450 Views
  • 1 replies
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python library in databricks

Hello community members,I am seeking to understand where databricks keeps all the python libraries ? For a start, I tried two lines below:import sys sys.path()This list all the paths but I cant look inside them. How is DBFS different from these paths...

  • 2450 Views
  • 1 replies
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Wojciech_BUK
Valued Contributor III
  • 0 kudos

Hello,all your libraries are installed on Databricks Cluster Driver node on OS Disk.DBFS is like mounted Cloude Storage account.You have veriouse ways of working with libraries but databricks only load some of libraries that comes with Cluster image....

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SamGreene
by Contributor III
  • 3401 Views
  • 1 replies
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Power BI keeps SQL Warehouse Running

Hi,I have a SQL Warehouse, serverless mode, set to shut down after 5 minutes.  Using the databricks web IDE, this works as expected.  However, if I connect Power BI, import data to PBI and then leave the application open, the SQL Warehouse does not s...

  • 3401 Views
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SamGreene
Contributor III
  • 0 kudos

Repeating this test today, the SQL Warehouse shut down properly.  Thanks for your helpful reply. 

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