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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

smarter-living
by New Contributor
  • 681 Views
  • 0 replies
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smarter living shop

We design and manufacture intelligent products and smart solutions that make your life easier, safer and more comfortable. Via the registered 2USB brand we produce innovative easy to install USB stopcontact & powerful USB charging solutions. We are a...

  • 681 Views
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chris_kimmel
by New Contributor II
  • 1104 Views
  • 0 replies
  • 2 kudos

Bug report: Switching branches duplicates cells

I'm using Databricks' support for GitHub repos. When I switch from one branch to another while a notebook is open, it messes up my notebook. Specifically, every notebook cell appears twice after switching branches.

  • 1104 Views
  • 0 replies
  • 2 kudos
Rahul_Samant
by Contributor
  • 15117 Views
  • 9 replies
  • 2 kudos

SSL Error While Setting up databricks cli or installing library

How to fix below SSL error while setting up databricks Cli or installing library in clusterLibrary installation attempted on the driver node of cluster *** and failed.Please refer to the following error message to fix the library or contact Databric...

  • 15117 Views
  • 9 replies
  • 2 kudos
Latest Reply
Megan05
New Contributor III
  • 2 kudos

I was getting an SSL when trying to set up secrets using the Databricks CLI. To fix the CLI SSL error I went to %USERPROFILE%\.databrickscfg (~/.databrickscfg on Unix, Linux, or macOS) from the file explorer on my local machine and added the insecure...

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8 More Replies
pawelmitrus
by Contributor
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  • 1 replies
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Resolved! Shutting down a job cluster, when streaming is over

Hi,As for now we already know that our application will be running 24/7 streaming constantly incoming data. The stream pipeline is very basic, however as for now it's enough to run this pipeline 1x per day (to save the costs of constantly running clu...

  • 1826 Views
  • 1 replies
  • 1 kudos
Latest Reply
Shasidhar_ES
Databricks Employee
  • 1 kudos

Use .trigger(once=True) or .trigger(availableNow=True) option which will pick only the new files https://docs.databricks.com/structured-streaming/triggers.html#configuring-incremental-batch-processing

  • 1 kudos
155647
by New Contributor II
  • 1674 Views
  • 3 replies
  • 2 kudos

Databricks unmanaged table from Snowflake

Is there a way to create Databricks unmanaged table that's actually Snowflake table, not some S3 or DBFS location?From documentation is rather vague is this possible: "You can create an unmanaged table with your data in data sources such as Cassandra...

  • 1674 Views
  • 3 replies
  • 2 kudos
Latest Reply
Anonymous
Not applicable
  • 2 kudos

Hey @Stefan Stojanovic​ Hope everything is going great!Does @Hubert Dudek​'s response answer your question? If yes, would you be happy to mark it as best so that other members can find the solution more quickly? Else please let us know if you need mo...

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NathanLaw
by New Contributor III
  • 5498 Views
  • 5 replies
  • 1 kudos

Model Training Data Adapter Error.

We are converting Pyspark dataframe to Tensorflow using PetaStorm and have encountered a “data adapter” error. What do you recommend for diagnosing and fixing this error?https://docs.microsoft.com/en-us/azure/databricks/applications/machine-learning/...

DataAdpaterErrorCluster DataAdpaterError
  • 5498 Views
  • 5 replies
  • 1 kudos
Latest Reply
Anonymous
Not applicable
  • 1 kudos

Hey @Nathan Law​ Thank you so much for getting back to us. We will await your response.We really appreciate your time.

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bearys
by New Contributor II
  • 3263 Views
  • 1 replies
  • 2 kudos

Illegal character in partition path when attempting REORG ... (PURGE)

I have a large delta table partitioned by an identifier column that I now have discovered has blank spaces in some of the identifiers, e.g. one partition can be defined by "Identifier=first identifier". Most partitions does not have these blank space...

  • 3263 Views
  • 1 replies
  • 2 kudos
Latest Reply
bearys
New Contributor II
  • 2 kudos

FYI similar issue with partitions with "%" in the identifier. Used the filter clause of the REORG to exclude partitions with " " or "%" to be able to move forward with my work but will continue looking for a solution. I've never seen any pointers not...

  • 2 kudos
Dicer
by Valued Contributor
  • 26029 Views
  • 12 replies
  • 13 kudos

Resolved! Failed to convert Spark.sql to Pandas Dataframe using .toPandas()

I wrote the following code:​data = spark.sql (" SELECT A_adjClose, AA_adjClose, AAL_adjClose, AAP_adjClose, AAPL_adjClose FROM deltabase.a_30min_delta, deltabase.aa_30min_delta, deltabase.aal_30min_delta, deltabase.aap_30min_delta ,deltabase.aapl_30m...

  • 26029 Views
  • 12 replies
  • 13 kudos
Latest Reply
Dicer
Valued Contributor
  • 13 kudos

I just discovered a solution.Today, I opened Azure Databricks. When I imported python libraries. Databricks told me that toPandas() was deprecated and it suggested me to use toPandas.The following solution works: Use toPandas instead of toPandas() da...

  • 13 kudos
11 More Replies
AlbinLindmark
by New Contributor II
  • 4501 Views
  • 3 replies
  • 3 kudos

Resolved! Git integration for enterprises with a private git server behind VPN

The documentation states that DataBricks does not support private Git servers behind a VPN. The forum does however state in two places (place1, place2) that enterprise customers can reach out to their 'account team' and request to be added to somethi...

  • 4501 Views
  • 3 replies
  • 3 kudos
Latest Reply
derft102
New Contributor II
  • 3 kudos

Hey all, What do you say about the below post. I am little bit confused about it. If someone will help me, it will be appreciated. https://community.databricks.com/s/question/0D53f00001GHVYnCAP/will-databricks-support-selfservice-web-application-fire...

  • 3 kudos
2 More Replies
cchalc
by New Contributor III
  • 13511 Views
  • 2 replies
  • 5 kudos

How to understand what dropDuplicates is doing?

Smashed our heads against this one for a while and though I think it’s more of a spark question than a Databricks one, wanting to get your thoughts on it. Essentially the gist is this:We select into a DF from a delta tableWe display the DF and see 2 ...

  • 13511 Views
  • 2 replies
  • 5 kudos
Latest Reply
cchalc
New Contributor III
  • 5 kudos

Great answer @Aman Sehgal​. I also received another answer from @Ryan Chynoweth​ I will paste here:1) Have you seen anything like this before and if so, can you provide any insight on it?Yes this does happen due to the lazy execution of spark and due...

  • 5 kudos
1 More Replies
Anonymous
by Not applicable
  • 628 Views
  • 0 replies
  • 3 kudos

Hello again Databricks Community!  On July 28th we are hosting another Community Social Event! We want to make sure that we all have the chance to con...

Hello again Databricks Community! On July 28th we are hosting another Community Social Event! We want to make sure that we all have the chance to connect as a community often. Come network, talk data, and just get social! Join us for our July Communi...

  • 628 Views
  • 0 replies
  • 3 kudos
MatheusData
by New Contributor II
  • 1998 Views
  • 1 replies
  • 0 kudos

Failed to start cluster.

Hello,i'm getting this message today everytime i try to run a notebook since i logged in:When i click 'ok' nothing happens.I tried refreshing and switching browsers already. Tried run this cell, run below cells, run all cells, etc. I also tried to cr...

image
  • 1998 Views
  • 1 replies
  • 0 kudos
User16783853430
by Databricks Employee
  • 2331 Views
  • 2 replies
  • 0 kudos

Connecting Power BI to DBSQL

Trying to connect Power BI with veresion 2.106.582.0 32 bit But get the error

MicrosoftTeams-image (8)
  • 2331 Views
  • 2 replies
  • 0 kudos
Latest Reply
pavan_kumar
Contributor
  • 0 kudos

@Wilbur Tong​ Along with the steps mentioned by @Akash Bhat​ please try to follow the steps mentioned in below document:https://docs.microsoft.com/en-us/power-bi/connect-data/desktop-connector-extensibility#custom-connectorsfor downloading the pqx fi...

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