- 23487 Views
- 3 replies
- 4 kudos
org.apache.spark.SparkException: Job aborted due to stage failure: Task 1 in stage 188.0 failed 4
When I am trying to read the data from sql server through jdbc connect , I get the below error while merging the data into databricks table . Can you please help whats the issue related to? : org.apache.spark.SparkException: Job aborted due to stage...
- 23487 Views
- 3 replies
- 4 kudos
- 4 kudos
@rchauhan did you find a solution to the problem or know what settings caused the problem ?
- 4 kudos
- 3534 Views
- 4 replies
- 0 kudos
OPTIMIZE with liquid clustering makes filter slower than without OPTIMIZE
I created 15 Million records as a Delta Table and i'm running a simple filter query on that table based on one column value - which will return only one record. Because all the values on that column are unique.Delta Table is not partitioned.Before en...
- 3534 Views
- 4 replies
- 0 kudos
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it seems that for this specific query Liquid Clustering has worse performance. It does not have better performance for all queries.The following are examples of scenarios that benefit from clustering:Tables often filtered by high cardinality columns...
- 0 kudos
- 5954 Views
- 2 replies
- 3 kudos
Module not found, despite it being installed on job cluster?
We observed the following error in a notebook which was running from a Databricks workflow: ModuleNotFoundError: No module named '<python package>'The error message speaks for itself - it obviously couldn't find the python package. What is peculiar ...
- 5954 Views
- 2 replies
- 3 kudos
- 3 kudos
Thanks, @Walter_C. Supposing that your second possible explanation, Cluster Initialization Timing, could be a factor, are there any best practices or recommendations for preventing this from being a recurring issue, down the road?
- 3 kudos
- 2893 Views
- 0 replies
- 0 kudos
CI/CD Databricks Asset Bundles - DLT pipelines - unity catalog and target schema
Is it possible for the CI/CD Databricks Asset Bundles YAML file to describe unity catalog and target schema as destination needed for the DLT pipeline? Or that's just not possible today.In case this functionality is not possible today, are there any ...
- 2893 Views
- 0 replies
- 0 kudos
- 4181 Views
- 2 replies
- 1 kudos
[FinOps] Tagging queries in databricks
Hello,I see that it is possible to tag catalogs/databases/tables. But I did not find a way to tag a query for our finop use case.In Azure you can check billings dependings on tags.A concrete example: In Azure Machine Learning, I have a schedule that ...
- 4181 Views
- 2 replies
- 1 kudos
- 4348 Views
- 2 replies
- 1 kudos
Delta Live Table - Cannot redefine dataset
Hi,I am new to Delta Live Table.I am trying to create a delta live table from the databricks tutorial.I have created a notebook and attached an interactive cluster -DBR 14.3-LTS.I am running the below code.When I ran it for the 1st time it ran succes...
- 4348 Views
- 2 replies
- 1 kudos
- 1 kudos
The error message "AnalysisException: Cannot redefine dataset 'sales_orders_raw'" is indicating that you're trying to create a table that already exists. In Databricks, once a Delta Live Table (DLT) is defined, it cannot be redefined or overwritten. ...
- 1 kudos
- 3106 Views
- 0 replies
- 0 kudos
Driver is up but is not responsive, likely due to GC.
I am using Interactive cluster to run frequent (every 15min) batch job.After certain time (example: 6hours), the cluster continuously starts showing Driver is up but is not responsive, likely due to GC. in event log and all jobs starts failing.If the...
- 3106 Views
- 0 replies
- 0 kudos
- 3411 Views
- 1 replies
- 0 kudos
Consume updated data from the Materialized view and send it as append to a streaming table
Hello everyone! I'm using DLT and I'm pretty new to them. I'm trying to take the updates from a materialized view and send them to a streaming table as an append.For example, if I have a MV of 400 records, I want an append to be made to the streaming...
- 3411 Views
- 1 replies
- 0 kudos
- 0 kudos
Hi @WearBeard By default, streaming tables require append-only sources. The encountered error is due to an update or delete operation on the 'streaming_table_test'. To fix this issue, perform a Full Refresh on the 'streaming_table_test' table. You ca...
- 0 kudos
- 2001 Views
- 0 replies
- 0 kudos
Not able to create mount point in Databricks
HiI am trying to create mount point in Azure Databricks, but mount point creation is failing with below error messageDBUtils.FS Handler.mount() got an unexpected keyword argument 'extra_config'I am using following codedef setup_mount(storage_account_...
- 2001 Views
- 0 replies
- 0 kudos
- 1740 Views
- 1 replies
- 0 kudos
Exam got suspended without any reason
Hi Team,My Databricks Certified Associate Developer for Apache Spark 3.0 - Python exam got suspended on 7th March 2024I was there continuously in front of the camera and suddenly the alert appeared, and support person asked me to show the full table ...
- 1740 Views
- 1 replies
- 0 kudos
- 0 kudos
hi @badari_narayan did you exam got rescheduled..i am also facing same issue my exam got suspemded
- 0 kudos
- 3094 Views
- 2 replies
- 0 kudos
Fail to install package dependency located on private pypi server during .whl installation
Hello,I recently switched from DBR 12.2 LTS to DBR 13.3 LTS and observed the following behavior:My goal is to install a python library from a .whl file. I am using the UI for this task (Cluster settings -> Libraries -> Install new -> 'Python Whl' as ...
- 3094 Views
- 2 replies
- 0 kudos
- 0 kudos
Hey Felix, I have run into a similar issue recently (my wheel needs a Git HTTPS redirect that's specified in the init script - but I can install it fine from inside a notebook).I wonder whether you found a solution (perhaps moving a more recent DBR v...
- 0 kudos
- 3375 Views
- 1 replies
- 0 kudos
How to ignore Writestream UnknownFieldException error
I have a parquet file that I am trying to write to a delta table:df.writeStream .format("delta") .option("checkpointLocation", f"{targetPath}/delta/{tableName}/__checkpoints") .trigger(once=True) .foreachBatch(processTable) .outputMode("append")...
- 3375 Views
- 1 replies
- 0 kudos
- 0 kudos
@mvmiller - Per the below documentation, The stream will fail with unknownFieldException, the schema evolution mode by default is addNewColumns. so, Databricks recommends configuring Auto Loader streams with workflows to restart automatically after s...
- 0 kudos
- 1964 Views
- 2 replies
- 0 kudos
[Bug] Orphan storage location
Hello,I'm not able to re-create an external location after removing its owner from Databricks Account. I'm getting the following error:Input path url 'abfss://foo@bar.dfs.core.windows.net/' overlaps with an existing external location within 'CreateEx...
- 1964 Views
- 2 replies
- 0 kudos
- 0 kudos
Your metastore admin can list all external locationsYour metastore admin can then drop the external location
- 0 kudos
- 7793 Views
- 2 replies
- 0 kudos
Resolved! Importing python to DLT - Not working with DLT Pipeline
Hello, we are trying to adapt our developments (notebook with delta tables), into Delta Live Tables Pipelines.We tried to import Python files that are very useful for data transformations (silver data cleaning, for example) :From the Cluster (run man...
- 7793 Views
- 2 replies
- 0 kudos
- 0 kudos
The solution is to import from Python but also add the python file in the Pipeline settings, in the list of source code.
- 0 kudos
- 4286 Views
- 3 replies
- 4 kudos
Parametrize the DLT pipeline for dynamic loading of many tables
I am trying to ingest hundreds of tables with CDC, where I want to create a generic/dynamic pipeline which can accept parameters (e.g table_name, schema, file path) and run the logic on it. However, I am not able to find a way to pass parameters to p...
- 4286 Views
- 3 replies
- 4 kudos
- 4 kudos
If you have different folders for each of your source tables, you can leverage python loops to naturally iterate over the folders.To do this, you need to create a create_pipeline function that has table_name, schema, path as your parameters. Inside t...
- 4 kudos
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