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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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Data + AI Summit 2024 - Data Engineering & Streaming

Forum Posts

Cosimo_F_
by Contributor
  • 2513 Views
  • 3 replies
  • 3 kudos

Resolved! Do Databricks ipywidgets support plotly FigureWidget?

Hello,I'm trying to use plotly's FigureWidget but getting this error:"Error displaying widget: Cannot read properties of undefined (reading 'buffer')"This is the codefrom plotly import graph_objects as gofrom plotly import express as pxfrom plotly im...

  • 2513 Views
  • 3 replies
  • 3 kudos
Latest Reply
Cosimo_F_
Contributor
  • 3 kudos

Thank you for the suggestion! 10.4 does not seem to support ipywidgets but I tried with 11.0 and it works!

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2 More Replies
Karthe
by New Contributor III
  • 3304 Views
  • 3 replies
  • 5 kudos

Resolved! Error while installed "tsfresh" python library in databricks

Hi all,I am trying to install "tsfresh" library in databricks. However, I get the following error. Could anyone please help me here. ImportError: cannot import name 'rng_integers' from 'scipy._lib._util' (/databricks/python/lib/python3.7/site-package...

  • 3304 Views
  • 3 replies
  • 5 kudos
Latest Reply
Hubert-Dudek
Esteemed Contributor III
  • 5 kudos

Hi, you posted it three times. Please kindly delete duplicate posts.Please try to install via compute -> choose your cluster -> librariesI checked that on DBR 11. x it works

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2 More Replies
aben1
by New Contributor
  • 1145 Views
  • 0 replies
  • 0 kudos

I have created a piece of python code, which lead to some python error.The job have failed with Internal Error, see below.The message after clicking o...

I have created a piece of python code, which lead to some python error.The job have failed with Internal Error, see below.The message after clicking on it states somewhat miseleading info:Meanwhile the real issue is fortunatelly described in Logs I d...

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  • 1145 Views
  • 0 replies
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RohitKulkarni
by Contributor II
  • 3817 Views
  • 5 replies
  • 4 kudos

External table issue

Hello Team,I am using df.write command and the table is getting created. If you refer the below screenshot the table got created in Tables folder in dedicated sql pool. But i required in the External Tables folder. RegardsRK

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  • 3817 Views
  • 5 replies
  • 4 kudos
Latest Reply
-werners-
Esteemed Contributor III
  • 4 kudos

if you actually write into Synapse, it is not an external table. the data resides on synapse.If you want to have an external table, write the data on your data lake in parquet/delta lake format and then create an external table on that location in s...

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SujitOjha
by New Contributor
  • 1713 Views
  • 1 replies
  • 1 kudos

What is the way to do DEEP CLONE and copy the checkpoints folder also?

When I use Deep Clone, I dont see the checkpoint folder to be copied?Is there a possibilities to copy the checkpoint folder also, as I have to resume the streaming job to updated location.

  • 1713 Views
  • 1 replies
  • 1 kudos
Latest Reply
User16753725469
Contributor II
  • 1 kudos

Delta clones are recommended for disaster recovery it doesn't exactly replicate table history in the context of specific snapshots, but it does ensure that the changes are replicatedBut we can't use a clone table with the copy of the source checkpoin...

  • 1 kudos
Phani1
by Valued Contributor II
  • 1506 Views
  • 2 replies
  • 5 kudos

Delta table Concurrent Updates for Non-partitioned tables

When we implemented the concurrent updates on a table which do not have a partition column we ran into ConcurrentAppendException [ensured where the condition is different for each concurrent update statement]So do we need to go by partition approach ...

  • 1506 Views
  • 2 replies
  • 5 kudos
Latest Reply
Hubert-Dudek
Esteemed Contributor III
  • 5 kudos

Please check that both streaming queries don't use the same checkpoint,Auto increment id can also make problems as it is kept in schemaSchema evolution also can make problems

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19582
by New Contributor II
  • 936 Views
  • 1 replies
  • 2 kudos

Run a simple spark-scala jar (hello-world) on existing running cluster

I have created a simple hello-world jar that I would like to run as a job. I also have an existing cluster. Now when I create a job to run on existing cluster, it fails for some unknown reason (don't see much in the errors), while if I run the same j...

  • 936 Views
  • 1 replies
  • 2 kudos
Latest Reply
Hubert-Dudek
Esteemed Contributor III
  • 2 kudos

Can you share screenshot and your example jar?

  • 2 kudos
User16826992666
by Valued Contributor
  • 3836 Views
  • 3 replies
  • 0 kudos

How do I make a parameter in a Databricks SQL dashboard apply to multiple visuals?

I have created a few queries and visualizations in Databricks SQL which use parameters. Each query has the same parameter. But when I pin the visualizations to a dashboard, each of the visuals keeps it's own parameter drop down.I want to have one dro...

  • 3836 Views
  • 3 replies
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Latest Reply
User16826992666
Valued Contributor
  • 0 kudos

To achieve this, you can edit the source of the parameters on each of the visuals on the dashboard. The source for each visual can be changed to read from a shared dashboard parameter. These are the steps to do this- 1.) First click on the three dots...

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Panna
by New Contributor II
  • 1654 Views
  • 1 replies
  • 3 kudos

Is there only one element type option for an array?

I'm creating an array which contains both string and double, just wondering if I can have multiple element type options for one array column? Thanks

  • 1654 Views
  • 1 replies
  • 3 kudos
Latest Reply
Debayan
Databricks Employee
  • 3 kudos

Elements of any type that share a least common type can be used, https://docs.databricks.com/sql/language-manual/functions/array.html#arguments.Please correct me if I misunderstood to understand the requirement.

  • 3 kudos
kfoster
by Contributor
  • 3095 Views
  • 4 replies
  • 0 kudos

Resolved! DLT Pipeline Retries

Is there a way to limit how many retries DLT Pipelines run when in "Production" mode? What is the key value pair I use in the configuration?

  • 3095 Views
  • 4 replies
  • 0 kudos
Latest Reply
Cedric
Databricks Employee
  • 0 kudos

Hi @Kristian Foster​,Yes. We have two spark configuration that can be set. pipelines.numStreamRetryAttempts and pipelines.numUpdateRetryAttempts. The former configures how many times we retry each flow before failing the update. The latter configures...

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jowziph
by New Contributor III
  • 3879 Views
  • 2 replies
  • 7 kudos

How can I fix strange magic command behaviour in Databricks notebooks?

Hi,I have encountered a strange issue when using magic commands on my Azure Databricks workspace.When I create a cell and type the magic command for a language which is not default in the notebook, the code is instead interpreted as the default noteb...

magic command manually typed magic command manually typed 2 image
  • 3879 Views
  • 2 replies
  • 7 kudos
Latest Reply
jowziph
New Contributor III
  • 7 kudos

Hi,Yeah this is happening when magic command is used in between two cells of the default language. But this is not the only case.This is happening when magic command is manually typed out (e.g. %sql or %scala in a python notebook). OR when magic comm...

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Gim
by Contributor
  • 8416 Views
  • 7 replies
  • 10 kudos

Resolved! Delta Table storage best practices

Hi!We have a project where we do some Data Engineering for a client. I implemented a scheduled batch processing of Databricks' autoloader (stream w/ availableNow) since they primarily have numerous file exports from several sources. We wanted to foll...

  • 8416 Views
  • 7 replies
  • 10 kudos
Latest Reply
jose_gonzalez
Databricks Employee
  • 10 kudos

Hi @Gimwell Young​,Just a friendly follow-up. Did any of the responses help you to resolve your question? if it did, please mark it as best. Otherwise, please let us know if you still need help.

  • 10 kudos
6 More Replies
kpendergast
by Contributor
  • 4370 Views
  • 6 replies
  • 4 kudos

Resolved! Hyperleaup to push data to Tableau Server

Would any care to share how they got the Hyperleaup library working I am currently stuck at an error at publish and cannot seem to find a solution. TypeError: publish() got an unexpected keyword argument 'file_path'I am %pip installing all the requir...

  • 4370 Views
  • 6 replies
  • 4 kudos
Latest Reply
badnishant79
New Contributor II
  • 4 kudos

Hi. Yes dashboard includes multiple filters but only uploaded dashboard on server without any other sheets. I am looking into the extract that other users have suggested. Thanks.

  • 4 kudos
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HariharaSam
by Contributor
  • 1692 Views
  • 3 replies
  • 0 kudos

DRIVER Garbage Collection

Does anyone know how to fix this ..??

image
  • 1692 Views
  • 3 replies
  • 0 kudos
Latest Reply
Anonymous
Not applicable
  • 0 kudos

Hi @Hariharan Sambath​ Hope all is well! Just wanted to check in if you were able to resolve your issue and would you be happy to share the solution or mark an answer as best? Else please let us know if you need more help. We'd love to hear from you....

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KrishZ
by Contributor
  • 1930 Views
  • 4 replies
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How to prevent sql queries in 2 notebooks from reading the same row from a Table ?

I have an SQL query to select and update rows in a table. I do this in batches of 300 rows (select 300 , update the selected 300 , select new 300 and update the newly selected and so on..) I run this query in 2 different notebooks concurrently to spe...

  • 1930 Views
  • 4 replies
  • 0 kudos
Latest Reply
Anonymous
Not applicable
  • 0 kudos

Hi @Krishna Zanwar​ Hope all is well! Just wanted to check in if you were able to resolve your issue and would you be happy to share the solution or mark an answer as best? Else please let us know if you need more help. We'd love to hear from you.Tha...

  • 0 kudos
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