- 3368 Views
- 2 replies
- 0 kudos
VIEW JSON result value in view which based on volume
Hello guys!I have the following case:It has been decided that the json file will be read from a following definition ( from volume) , which more or less looks like this: CREATE OR REPLACE VIEW [catalog_name].[schema_name].v_[object_name] AS SELECT r...
- 3368 Views
- 2 replies
- 0 kudos
- 0 kudos
You must be getting the below error: [CONFIG_NOT_AVAILABLE] Configuration spark.sql.legacy.json.allowEmptyString.enabled is not available. that's because in a warehouse this config is not configurable. SQL editor won't be the best choice for this. ...
- 0 kudos
- 7360 Views
- 3 replies
- 0 kudos
UC Volumes: writing xlsx file to volume
How to write a DataFrame to a Volume in a catalog?We tried the following code with our pandas Dataframe:dbutils.fs.put('dbfs:/Volumes/xxxx/default/input_bestanden/x test.xlsx', pandasDf.to_excel('/Volumes/xxxx/default/input_bestanden/x test.xlsx')) T...
- 7360 Views
- 3 replies
- 0 kudos
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I was able to upload, using dbutils.fs.cp('/FileStore/excel-1.xlsx', 'dbfs:/Volumes/xxx/default/xxx/x_test.xlsx') Maybe space in the name is causing an issue for you.
- 0 kudos
- 740 Views
- 0 replies
- 0 kudos
Databricks cluster selection
Compute is one of the largest portions of cost in Databricks ETL. There is not written rule to handle this. Based on experience I have put some thumb rule to set the right cluster. Please check below. https://medium.com/@infinitylearnings1201/a-compr...
- 740 Views
- 0 replies
- 0 kudos
- 3155 Views
- 4 replies
- 0 kudos
Migration of Synapse Data bricks activity executions from All purpose cluster to New job cluster
Hi,We have been planning to migrate the Synapse Data bricks activity executions from 'All-purpose cluster' to 'New job cluster' to reduce overall cost. We are using Standard_D3_v2 as cluster node type that has 4 CPU cores in total. The current quota ...
- 3155 Views
- 4 replies
- 0 kudos
- 0 kudos
I also see a difference in Photon, Enable Photon for workloads with large data scans, joins, aggregations, and decimal computations. Photon provides significant performance benefits over the standard Databricks Runtime.
- 0 kudos
- 3920 Views
- 1 replies
- 0 kudos
I am getting NoneType error when running a query from API on cluster
When I am running a query on Databricks itself from notebook, it is running fine and giving me results. But the same query when executed from FastAPI (Python, using databricks library) is giving me "TypeError: 'NoneType' object is not iterable".I can...
- 3920 Views
- 1 replies
- 0 kudos
- 0 kudos
Hi @Nastia , can you please share the entire stacktrace and the query that you are running. There is currently not much detail with which I can help you understand this. But it is totally possible it is a bug that's causing this, because there shoul...
- 0 kudos
- 2273 Views
- 3 replies
- 3 kudos
Databricks Job API: The job must have exactly one owner
Hi Team,I'm trying to set the Job Permission using the Databricks Job API but getting the below error.{"error_code": "INVALID_PARAMETER_VALUE","message": "The job must have exactly one owner."} I first tried to get the job permission using the below ...
- 2273 Views
- 3 replies
- 3 kudos
- 3 kudos
Hi , I have tried the same approach but it ddint work for me. Iam using api/2.0 with PUT Request
- 3 kudos
- 8559 Views
- 2 replies
- 0 kudos
Pivot in Databricks SQL
Hi Team,I have a table that has a key column (column name) and value column (value of the column name). These values are generated dynamically and wanted to pivot the table.Question 1: Is there a way that we can do this without specifying all the col...
- 8559 Views
- 2 replies
- 0 kudos
- 0 kudos
PySpark can help to list the available columns .Please find the demo snippets as below Image 1. Image 2
- 0 kudos
- 1948 Views
- 4 replies
- 1 kudos
Procedure of retrieving archived data from delta table
Hi all,I am currently researching on the archive support features in Databricks. https://docs.databricks.com/en/optimizations/archive-delta.htmlLet say I have enabled archive support and configured the data to be archived after 5 years and I also con...
- 1948 Views
- 4 replies
- 1 kudos
- 1 kudos
@Walter_C Thank you for your reply. However, there are some part that might need your further clarification.Assume I already set the delta.timeUntilArchived to 1825days (5years) and I have configured the lifecycle policy align with databricks setting...
- 1 kudos
- 1763 Views
- 3 replies
- 0 kudos
How to bring in databricks dbacademy courseware
I have created an account in dbacademy and signed up for advanced data engineering with databricks course. Also, I have subscribed to Vocareum lab as well. During the demo, tutor/trainer opened 'ADE 1.1 - Follow Along Demo - Reading from a Streaming ...
- 1763 Views
- 3 replies
- 0 kudos
- 0 kudos
So, it appears that we no longer make the notebooks available with self-paced training. They are not available for download.
- 0 kudos
- 3058 Views
- 2 replies
- 0 kudos
Deploying Overwatch on Databricks (AWS) with System Tables as the Data Source
IntroductionOverwatch is a powerful tool for monitoring and analyzing your Databricks environment, providing insights into resource utilization, cost management, and system performance. By leveraging system tables as the data source, you can gain a c...
- 3058 Views
- 2 replies
- 0 kudos
- 0 kudos
hi @jiteshraut20, Thanks for your post. From my set up, validation seems to work.Wrote 32 bytes. Validation report has been saved to dbfs:/mnt/overwatch_global/multi_ow_dep/report/validationReport Validation report details Total validation count: 35 ...
- 0 kudos
- 2529 Views
- 6 replies
- 0 kudos
Hive metastore federation, internal and external unable to connect
I enabled the internal hive on the metastore federation using this query commandCREATE CONNECTION IF NOT EXISTS internal-hive TYPE hive_metastoreOPTIONS (builtin true);But I can't get a password or username to access the JDBC URL.
- 2529 Views
- 6 replies
- 0 kudos
- 0 kudos
Not really, what I want to achieve is connecting to an external hive but I do want to configure the external hive on our server to be able to interact with the Databricks cluster in such a way that I could have access to thrift protocol.
- 0 kudos
- 4158 Views
- 4 replies
- 0 kudos
Databricks regression test suite
Hi, I am new to Databricks and setting up the non-prod environment. I am wanted to know, IS there any way by which I can run a regression suite so that existing setup should not break in case of any feature addition and also how can I make available ...
- 4158 Views
- 4 replies
- 0 kudos
- 0 kudos
Regression testing after code changes can be automated easily. Once you’ve created test cases with Pytest or Great Expectations, you can set up a CI/CD pipeline using tools like Jenkins or GitHub Actions. For a non-prod setup, Docker is great for rep...
- 0 kudos
- 1239 Views
- 3 replies
- 1 kudos
Optimize Cluster Uptime by Avoiding Unwanted Library or Jar Installations
Whenever we discuss clusters or nodes in any service, we need to address the cluster bootstrap process. Traditionally, this involves configuring each node using a startup script (startup.sh).In this context, installing libraries in the cluster is par...
- 1239 Views
- 3 replies
- 1 kudos
- 1209 Views
- 1 replies
- 0 kudos
How to set environment (client) on notebook via API/Terraform provider?
I am deploying a job with a notebook task via the Terraform provider. I want to set the client version to 2. I do NOT need to install any dependencies. I just want to use the new client version for the serverless compute. How do I do this with the Te...
- 1209 Views
- 1 replies
- 0 kudos
- 0 kudos
Unfortunately, there is no direct way to set the client version for a notebook task via the Terraform provider or the API without using the UI. The error message suggests that the %pip magic command is the recommended approach for installing dependen...
- 0 kudos
- 1308 Views
- 4 replies
- 2 kudos
model_serving_endpoints in DAB updates every time
Love the model_serving_endpoints in the dab, but now it takes over 6 minutes to deploy resources when they already exist. It says (updating) in the serving tab in the side bar even if nothing has changed.Is there a way to not update the endpoints aft...
- 1308 Views
- 4 replies
- 2 kudos
- 2 kudos
I have created an internal feature request for this behavior: DB-I-13108
- 2 kudos
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