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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

Mr__D
by New Contributor II
  • 14412 Views
  • 1 replies
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Populating data from databricks to sql server tables

Hello All,Could any one please suggest what is the best way to populate(Upsert) data from delta table into the sql server table.we are transforming our data in Databricks and storing data into the delta table. but for reporting purpose we need to pop...

  • 14412 Views
  • 1 replies
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Latest Reply
Anonymous
Not applicable
  • 0 kudos

@Deepak Bhatt​ :Yes, using the Spark Synapse connector could be a good option for upserting data from a Delta table into a SQL Server table. The Spark Synapse connector allows you to read and write data from Azure Synapse Analytics, formerly known as...

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priyak
by New Contributor III
  • 4964 Views
  • 7 replies
  • 3 kudos

Resolved! Multiple versions of custom libraries on the cluster

Using the install_libraries API, I installed a custom Python whl file on a running cluster. For certain types of requests, we have a requirement to install a different version of the same custom whl file in the running cluster. My problem is that uni...

  • 4964 Views
  • 7 replies
  • 3 kudos
Latest Reply
Anonymous
Not applicable
  • 3 kudos

Hi @Priya K​ Thank you for posting your question in our community! We are happy to assist you.To help us provide you with the most accurate information, could you please take a moment to review the responses and select the one that best answers your ...

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6 More Replies
Gopal269673
by Contributor
  • 4786 Views
  • 11 replies
  • 8 kudos

Resolved! Facing issues in running the converted code in spark sql framework with 5 to 10 percent volume of prod data. Need help in solving this and suggestions required.

Hi All.. Need your help in this issue what i am facing. Currently we are using data bricks as a platform to build pipeline and execute our talend ETL sqls converted into the spark sql framework as we were facing issues in loading the history data int...

  • 4786 Views
  • 11 replies
  • 8 kudos
Latest Reply
Gopal269673
Contributor
  • 8 kudos

@All Users Group​  Metrics stats also attached here.Thanks.

  • 8 kudos
10 More Replies
Ajay_Birari
by New Contributor II
  • 2378 Views
  • 3 replies
  • 3 kudos

SSO Implementation - User need to go through multiple steps to visit the "Select Workspace" page.

Below are the steps we have implemented to login through SSO.1. We have setup SSO and are able to login into Databricks using IDP (SiemensID Authentication). 2. After successful authentication, we have done the configuration of redirecting user to da...

First screen after successful SSO authentication Again, select Single Sign on by clicking on Continue with SSO
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  • 3 replies
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Latest Reply
Ajay_Birari
New Contributor II
  • 3 kudos

Hello @Kaniz Fatma​ @Debayan Mukherjee​ Thanks for the response.We have raised this issue with Databricks team internally. We have shared the details with team. I will post the solution once we find any breakthrough to resolve it.

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ramravi
by Contributor II
  • 2216 Views
  • 3 replies
  • 4 kudos

Issue while reading data from Kafka topic to Spark strutured streaming

py4j.security.Py4JSecurityException: Method public org.apache.spark.sql.streaming.DataStreamReader org.apache.spark.sql.SQLContext.readStream() is not whitelisted on class class org.apache.spark.sql.SQLContextI already disable acl for cluster using "...

  • 2216 Views
  • 3 replies
  • 4 kudos
Latest Reply
jose_gonzalez
Databricks Employee
  • 4 kudos

Hi @Ravi Teja​,Just a friendly follow-up. Do you still need help? if you do, please share more details, like DBR version, standard or High concurrency cluster? etc

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pk1
by New Contributor II
  • 1810 Views
  • 2 replies
  • 3 kudos

Academy Accreditation - SQL Analyst Associate

Hi Team , So last year I acquired SQL Analyst Associate badge and due for renew this Jan 2023 . However when checked in Databricks Academy couldn't find the course . So has it been retired or removed ? If exists can someone help me with the course d...

image
  • 1810 Views
  • 2 replies
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Latest Reply
jose_gonzalez
Databricks Employee
  • 3 kudos

Adding @Vidula Khanna​ and @Kaniz Fatma​ for visibility

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1 More Replies
SS2
by Valued Contributor
  • 1221 Views
  • 3 replies
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Custom duty charges or any other additional charges on Databricks rewards.

Hi All,Anyone can please confirm i have to pay any custom duty fee or ​any other additional shippment fee for Databricks rewards?​Thanks​

  • 1221 Views
  • 3 replies
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Latest Reply
jose_gonzalez
Databricks Employee
  • 0 kudos

Hi @S S​,Just a friendly follow-up. Do you still need help with this question? please let us know

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2 More Replies
Kearon
by New Contributor III
  • 5176 Views
  • 6 replies
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Resolved! Databricks Delta Live Table stored as SCD 2 is creating new records when no data changes. How do I stop this?

I have a streaming pipeline that ingests json files from a data lake using autoloader. These files are dumped there periodically. Mostly the files contain duplicate data, but there are occasional changes. I am trying to process these files into a dat...

  • 5176 Views
  • 6 replies
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Latest Reply
Kearon
New Contributor III
  • 0 kudos

For clarity, here is the final code that avoids duplicates, using @Suteja Kanuri​ 's suggestion:import dlt   @dlt.table def currStudents_dedup(): df = spark.readStream.format("delta").table("live.currStudents_ingest") return ( df.drop...

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coltonflowers
by New Contributor III
  • 2454 Views
  • 5 replies
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Whenever using the displayHTML method or any python library that requires rendering HTML we get the following error in the results:  Uncaught SyntaxEr...

Whenever using the displayHTML method or any python library that requires rendering HTML we get the following error in the results: Uncaught SyntaxError: Invalid or unexpected tokenWe cannot reproduce this error reliably, and resizing the html window...

  • 2454 Views
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Latest Reply
Debayan
Databricks Employee
  • 0 kudos

Hi, If you could confirm the whole error stack will help us understanding the issue little clear. Also, please tag @Debayan​ with your next response which will notify me. Thank you!

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4 More Replies
Tonny_Stark
by New Contributor II
  • 2934 Views
  • 3 replies
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FileNotFoundError: [Errno 2] No such file or directory:

I have the following error code in databricks when I want to unzip filesFileNotFoundError: [Errno 2] No such file or directory:  but the file is there I already tried several ways and nothing worksI have tried modifying by placing/dbfs/mnt/dbfs/mnt/d...

error
  • 2934 Views
  • 3 replies
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Latest Reply
karthik_p
Esteemed Contributor
  • 0 kudos

@Alfredo Vallejos​ then your file is tar.gz file right, have you tried tar command instead of unzip

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646901
by New Contributor II
  • 1476 Views
  • 2 replies
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Cloud storage - enabling object versioning?

So i am going to keep this generic as to all cloud provider storage options as its relevant across the board, (GCS, S3 and blob store). Nothing is mentioned in docs as far as i can see. Is there a use case against enabling object versioning in cloud ...

  • 1476 Views
  • 2 replies
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Latest Reply
Anonymous
Not applicable
  • 0 kudos

Hi @Matt User​ Thank you for posting your question in our community! We are happy to assist you.To help us provide you with the most accurate information, could you please take a moment to review the responses and select the one that best answers you...

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Meghala
by Valued Contributor II
  • 2430 Views
  • 4 replies
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I faced some problem while taking databricks exam

Hi team,  Good evening today I got problem while taking the exam my exam is @11:30 but some audio problem it's got reschedule @12:45 again also I faced problem ,question was some time appears and some time it's not so, because this I can't able to ta...

  • 2430 Views
  • 4 replies
  • 0 kudos
Latest Reply
Anonymous
Not applicable
  • 0 kudos

Hi @S Meghala​ Thank you for posting your question in our community! We are happy to assist you.To help us provide you with the most accurate information, could you please take a moment to review the responses and select the one that best answers you...

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Larrio
by New Contributor III
  • 6645 Views
  • 6 replies
  • 3 kudos

Autoloader - understanding missing file after schema update.

Hello,Concerning Autoloader (based on https://docs.databricks.com/ingestion/auto-loader/schema.html), so far what I understand is when it detects a schema update, the stream fails and I have to rerun it to make it works, it's ok.But once I rerun it, ...

  • 6645 Views
  • 6 replies
  • 3 kudos
Latest Reply
Anonymous
Not applicable
  • 3 kudos

Hi @Lucien Arrio​ 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.Thank...

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5 More Replies
Anonymous
by Not applicable
  • 3026 Views
  • 9 replies
  • 3 kudos

Dear Community members, We want to extend our sincere gratitude for attending the Community event - March series on March 31st 2023. Your presence mad...

Dear Community members,We want to extend our sincere gratitude for attending the Community event - March series on March 31st 2023. Your presence made the event a huge success, and we appreciate the time you took to join us. We were thrilled to hear ...

Screenshot 2023-03-31 at 9.38.36 AM
  • 3026 Views
  • 9 replies
  • 3 kudos
Latest Reply
pvignesh92
Honored Contributor
  • 3 kudos

@Suteja Kanuri​ Hi Suteja. Great initiative. Please plan a common timezone between India and UK/EUR/US so that we can also attend. BTW is there any recorded session that we can go through?

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chanansh
by Contributor
  • 1662 Views
  • 2 replies
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Delta table acceleration for group by on key columns using ZORDER does not work

What is the best practice for accelerating queries which looks like the following?win = Window.partitionBy('key1','key2').orderBy('timestamp') df.select('timestamp', (F.col('col1') - F.lag('col1').over(win)).alias('col1_diff'))I have tried to use OP...

  • 1662 Views
  • 2 replies
  • 0 kudos
Latest Reply
Anonymous
Not applicable
  • 0 kudos

Hi @Hanan Shteingart​ Thank you for posting your question in our community! We are happy to assist you.To help us provide you with the most accurate information, could you please take a moment to review the responses and select the one that best answ...

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