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Machine Learning
Dive into the world of machine learning on the Databricks platform. Explore discussions on algorithms, model training, deployment, and more. Connect with ML enthusiasts and experts.
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Forum Posts

820409
by New Contributor II
  • 2541 Views
  • 2 replies
  • 3 kudos

Resolved! Can i change the Managed Mlflow to work with a postgresql server?

We are using the managed mlflow, but we want to access the metadata of the models and show it in another application. There is already a server that I can query?Can I re-create/configure the databricks workspace to make the managed mlflow use a post...

  • 2541 Views
  • 2 replies
  • 3 kudos
Latest Reply
Hubert-Dudek
Databricks MVP
  • 3 kudos

Ideas which I have is:periodically export/import mlflow models and experiments https://github.com/mlflow/mlflow-export-import#why-use-mlflow-export-importget metadata through API https://docs.databricks.com/dev-tools/api/latest/mlflow.html#operation/...

  • 3 kudos
1 More Replies
pvm26042000
by New Contributor III
  • 1751 Views
  • 1 replies
  • 2 kudos

MLflow

How determine exact date & time that an MLflow run was executed? Thank you so much!@

  • 1751 Views
  • 1 replies
  • 2 kudos
Latest Reply
Debayan
Databricks Employee
  • 2 kudos

Hi, you can view the job run. please refer: https://docs.databricks.com/mlflow/projects.html#step-3-view-the-databricks-job-run

  • 2 kudos
VM
by Contributor
  • 17793 Views
  • 5 replies
  • 6 kudos

Resolved! Security exception while using Feature Store. How can I get this whitelisted?

I was following the Databricks Academy "New Capabilities Overview: Feature Store" module. However when I try to run the code in the example notebook I get a security exception as explained below. When I try to run the example notebook "01-Populate a ...

  • 17793 Views
  • 5 replies
  • 6 kudos
Latest Reply
OMG
New Contributor II
  • 6 kudos

Hi @Daniel Barrundia​ - please select "No isolation shared" Access mode, it should resolve this problem.

  • 6 kudos
4 More Replies
Sujitha
by Databricks Employee
  • 1531 Views
  • 0 replies
  • 4 kudos

Hello Databricks Community!  We are getting really excited about the upcoming event of the year Data & AI Summit 2023! The world’s largest data, a...

Hello Databricks Community! We are getting really excited about the upcoming event of the year Data & AI Summit 2023!The world’s largest data, analytics and AI conference returns live, to San Francisco and virtually. Four days (June 26–29, 2023) pack...

  • 1531 Views
  • 0 replies
  • 4 kudos
Pritam
by New Contributor II
  • 1521 Views
  • 0 replies
  • 1 kudos

Not able to create jobs via jobs API in databricks

I am not able to create jobs via jobs API in databricks.Error=INVALID_PARAMETER_VALUE: Job settings must be specified.I simply copied the JSON file and saved it. Loaded the same JSON file and tried to create the job via API but the got the above erro...

  • 1521 Views
  • 0 replies
  • 1 kudos
User16752245312
by Databricks Employee
  • 6230 Views
  • 5 replies
  • 2 kudos

When running structured streaming jobs in production, what are the general best practices to reduce cost?

Consider a basic structured streaming use case of aggregating the data, perform some basic data cleaning transformation, and merge into a historical aggregate dataset.

  • 6230 Views
  • 5 replies
  • 2 kudos
Latest Reply
lawrence009
Contributor
  • 2 kudos

I second the recommendations: auto load with trigger, batch processing instead of continuous streaming where use case permits. In addition, test with a small batch firstfavor fewer larger workers over more smaller workersadjust your job cluster over...

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4 More Replies
lawrence009
by Contributor
  • 2570 Views
  • 2 replies
  • 3 kudos

Streaming Source for Feature Store (and outputMode)

To save computing resource and time, can I use streaming source in a batch mode (similar to Auto Loader) to update my feature store as my source table receives row update or is appended with new rows?

  • 2570 Views
  • 2 replies
  • 3 kudos
Latest Reply
Meghala
Valued Contributor II
  • 3 kudos

yes you can schedule the job to process the data with auto loader

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1 More Replies
Aviral-Bhardwaj
by Esteemed Contributor III
  • 17467 Views
  • 2 replies
  • 39 kudos

Delta lake Vs Data lake in Databricks Delta Lake is an open-source storage layer that sits on top of existing data lake storage, such as Azure Data La...

Delta lake Vs Data lake in DatabricksDelta Lake is an open-source storage layer that sits on top of existing data lake storage, such as Azure Data Lake Store or Amazon S3. It provides a more robust and scalable alternative to traditional data lake st...

  • 17467 Views
  • 2 replies
  • 39 kudos
Latest Reply
Meghala
Valued Contributor II
  • 39 kudos

this data is very much informative and i understood much in it so thank you @Aviral Bhardwaj​ sir

  • 39 kudos
1 More Replies
ptawil
by New Contributor III
  • 3247 Views
  • 2 replies
  • 2 kudos

Model Serving Status Failed

I'm trying to enable serving for my model but I keep getting Pending into Failed Status.Here are the model event logs.2022-11-15 15:43:13ENDPOINT_UPDATEDFailed to create model 3 times2022-11-15 15:43:03ENDPOINT_UPDATEDFailed to create cluster 3 times...

  • 3247 Views
  • 2 replies
  • 2 kudos
Latest Reply
171499
New Contributor III
  • 2 kudos

Any update on this? I'm running into the same issue

  • 2 kudos
1 More Replies
GabrieleMuciacc
by New Contributor III
  • 14633 Views
  • 10 replies
  • 12 kudos

Resolved! Delete feature tables through the Python API

The documentation explains how to delete feature tables through the UI. Is it possible to do the same using the Python FeatureStoreClient? I cannot find anything in the docs: https://docs.databricks.com/_static/documents/feature-store-python-api-refe...

  • 14633 Views
  • 10 replies
  • 12 kudos
Latest Reply
User16788316720
Databricks Employee
  • 12 kudos

from databricks import feature_store fs = feature_store.FeatureStoreClient() fs.drop_table(FEATURE_TABLE_NAME)As of Databricks Runtime 10.5 for ML. Docs

  • 12 kudos
9 More Replies
parthsalvi
by Contributor
  • 4333 Views
  • 1 replies
  • 2 kudos

py4j.security.Py4JSecurityException: Constructor public com.databricks.backend.daemon.dbutils.FSUtilsParallel(org.apache.spark.SparkContext) is not whitelisted. - DBR 10.4 LTS Shared mode

We're trying to update permission in Unity Catalog using spark sql statetment spark.sql("ALTER TABLE %s.%s OWNER TO `%s`;" % (raw_schema, table_name, 'Metastore_Admins'))But we're running into following error We're facing issues like these in DBR 10....

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  • 4333 Views
  • 1 replies
  • 2 kudos
Latest Reply
Aviral-Bhardwaj
Esteemed Contributor III
  • 2 kudos

I have seen this beforeso there is one file in the DBFS where we have to write the whitelisted file , so you have to find out where is your whitelisted file location after that you have to add that "com.databricks.....parallel" line in that file and ...

  • 2 kudos
isaac_gritz
by Databricks Employee
  • 5498 Views
  • 1 replies
  • 4 kudos

Databricks MLOps Best Practices

Where to find the best practices on MLOps on DatabricksWe recommend checking out the Big Book of MLOps for detailed guidance on MLOps best practices on Databricks including reference architectures.For a deep dive on the Databricks Feature store, we r...

  • 5498 Views
  • 1 replies
  • 4 kudos
Latest Reply
sher
Valued Contributor II
  • 4 kudos

you can check here https://docs.databricks.com/machine-learning/mlops/mlops-workflow.html

  • 4 kudos
Sujitha
by Databricks Employee
  • 3034 Views
  • 2 replies
  • 6 kudos

Weekly Release Notes RecapHere’s a quick recap of the latest release notes updates from the past one week. Databricks platform release notes December ...

Weekly Release Notes RecapHere’s a quick recap of the latest release notes updates from the past one week.Databricks platform release notes December 5 - 16, 2022Databricks JDBC driver 2.6.32Version 2.6.32 of the Databricks JDBC driver (download and M...

  • 3034 Views
  • 2 replies
  • 6 kudos
Latest Reply
Harun
Honored Contributor
  • 6 kudos

Thanks for sharing @Sujitha Ramamoorthy​ 

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