- 6098 Views
- 3 replies
- 3 kudos
Resolved! Delta Live Table automatic table removal and schema update
Hello, I made a delta live table workflow that created 3 streaming tables in unity catalog. I then removed the source code for the 3rd table from the workflow and reran. After about a week, the 3rd streaming table is no longer available in unity cata...
- 6098 Views
- 3 replies
- 3 kudos
- 3 kudos
This makes sense @raphaelblg! Just to confirm my understanding, is the following statement true:If I remove the source code for a unity catalog DLT streaming table from a DLT pipeline and wait 7 days, that table will be dropped from unity catalog, an...
- 3 kudos
- 2772 Views
- 2 replies
- 0 kudos
Returing and reusing the identity value
Hello I have a table that has a column defined as an identity (BIGINT GENERATED ALWAYS AS IDENTITY)I will be inserting rows into this table in parallelHow can I get the identity and use that within a pipelineParallel is relevant as there will be mult...
- 2772 Views
- 2 replies
- 0 kudos
- 0 kudos
Hi @dpc ,What you're trying to achieve does not make sense in the context of identity columns. Look at below entry from documentation. So, the answer is - if you want to have concurrent transaction, don't use identity columns Declaring an identity co...
- 0 kudos
- 5144 Views
- 4 replies
- 4 kudos
Resolved! Temporary streaming tables (CDC)
I am currently using the `apply_changes` feature. I saw for the regular decorator `dlt.table` you can create temporary tables. I do not see the option you could use this feature with `dlt.create_streaming_table(`, in the sql version it looks it is su...
- 5144 Views
- 4 replies
- 4 kudos
- 4 kudos
Read this articles:Delta Live Tables Python language reference - Azure Databricks | Microsoft LearnThe APPLY CHANGES APIs: Simplify change data capture with Delta Live Tables - Azure Databricks | Microsoft LearnEven you could define as temporary, it ...
- 4 kudos
- 5784 Views
- 3 replies
- 1 kudos
Resolved! Delete folder using Databricks CLI
Hello,I am trying to delete a folder and its content using databricks cli, but I'm getting the following error:databricks workspace delete /Workspace/Users/XXX/XXX --profile DEFAULT --recursive trueError: expected to have the absolute path of the not...
- 5784 Views
- 3 replies
- 1 kudos
- 18027 Views
- 4 replies
- 6 kudos
Resolved! Redirect error in access to web app in Azure Databricks with private front endpoint
I have created a workspace with private endpoint in Azure following this guide:https://learn.microsoft.com/en-us/azure/databricks/administration-guide/cloud-configurations/azure/private-linkOnce I have created the private link of type browser_authent...
- 18027 Views
- 4 replies
- 6 kudos
- 6 kudos
You don't need a CNAME record.Go to your private link resource in Azure and click on Settings > DNS Configuration. Make sure you have created private link A records for all the FQDNs listed under 'Custom DNS records'. You have most likely missed one ...
- 6 kudos
- 2422 Views
- 2 replies
- 3 kudos
Resolved! Databricks DLT with Hive Metastore and ADLS Access Issues
We are currently working on Databricks DLT tables to transform data from bronze to silver. we are specifically instructed us not to use mount paths for accessing data from ADLS Gen 2. To comply, I configured storage credentials and created an externa...
- 2422 Views
- 2 replies
- 3 kudos
- 3 kudos
Hi @yvishal519 ,Since you're using hive metastore you have no other option than mount points. Storage credentials and external locations are only supported in Unity Catalog
- 3 kudos
- 2226 Views
- 3 replies
- 3 kudos
Unavailable system schemas
When I list the available schemas I get the following:{"schemas":[{"schema":"storage","state":"AVAILABLE"},{"schema":"operational_data","state":"UNAVAILABLE"},{"schema":"access","state":"AVAILABLE"},{"schema":"billing","state":"ENABLE_COMPLETED"},{"s...
- 2226 Views
- 3 replies
- 3 kudos
- 3 kudos
I have the same issue for the compute schema. Workspace is UC enabled and I'm account admin.
- 3 kudos
- 1391 Views
- 1 replies
- 0 kudos
Auto-tuning capability available for external tables?
If I am using Databricks Runtime 11.3 and above to create managed Delta tables cataloged in Unity Catalog (Databricks’ data catalog), I don’t need to worry about optimizing the underlying file sizes or configuring a target file size for my Delta tabl...
- 1391 Views
- 1 replies
- 0 kudos
- 0 kudos
Hi @Amit_Dass_Chmp ,Yep, according to documentation. As of second question, such capability will be available in the future. If you are using Databricks Runtime 11.3 and above to create managed Delta tables cataloged in Unity Catalog (Databricks’ dat...
- 0 kudos
- 4578 Views
- 3 replies
- 4 kudos
Resolved! Approach to monthly data snapshots
HelloI'm building a datawarehouse with all the usual facts and dimensionsIt will flush (truncate) and rebuild on a monthly basisUsers have the need to not only view the data now but also view it historically i.e. what it was a point in timeMy initial...
- 4578 Views
- 3 replies
- 4 kudos
- 2770 Views
- 3 replies
- 3 kudos
Resolved! getting error while accessing dbfs from databricks community account and couldnt upload any files
Hi, I have enabled dbfs in my databricks community account and started the cluster. while accessing dbfs its throwing an error.
- 2770 Views
- 3 replies
- 3 kudos
- 3 kudos
Hi @Retired_mod I am no longer facing this issue, Thanks to the team for fixing it !
- 3 kudos
- 2988 Views
- 2 replies
- 0 kudos
DatabricksSession and SparkConf
Hi,I want to initialize a Spark session using `DatabricksSession`. However, it seems not possible to call `.config()` and pass it a `SparkConf` instance. The following works:# Initialize the configuration for the Spark session confSettings = [ ("...
- 2988 Views
- 2 replies
- 0 kudos
- 0 kudos
In almost all cases you don't need to create a new spark session, as Databricks will do it for you automatically.If it's only about spark configurations, there are multiple ways to set it:Cluster settingsspark.conf.set
- 0 kudos
- 7539 Views
- 3 replies
- 3 kudos
Resolved! CSV import error
Upload ErrorError occurred when processing file tips1.csv: [object Object]. I've been trying to import a csv file from my local machine to the databricks. The above mentioned error couldn't be resolved. Anyone pls help me in this regard.
- 7539 Views
- 3 replies
- 3 kudos
- 3 kudos
@Retired_mod - this is now fixed. Thank you so much for your prompt action. Appreciate it.
- 3 kudos
- 4263 Views
- 2 replies
- 0 kudos
Delta Live Table autoloader's inferColumnTypes does not work
I am experimenting with DLTs/Autoloader. I have a simple, flat JSON file that I am attempting to load into a DLT (following this guide) like so: CREATE OR REFRESH STREAMING LIVE TABLE statistics_live COMMENT "The raw statistics data" TBLPROPERTIES (...
- 4263 Views
- 2 replies
- 0 kudos
- 0 kudos
I had the same issue with a similar JSON structure as yours. Adding the option "multiLine" set to true fixed it for me.df = (spark.readStream.format("cloudFiles") .option("multiLine", "true") .option("cloudFiles.schemaLocation", schemaLocation) ...
- 0 kudos
- 5165 Views
- 5 replies
- 2 kudos
Resolved! Regarding problem in accessing table and uploading files
Hello team,I am new to databricks. I am using databricks community edition. Few days back I was able to access my tables and create tables by uploading csv files. But now I am getting error as "File Browsing Error" .It says Workspace is not set in Cu...
- 5165 Views
- 5 replies
- 2 kudos
- 2100 Views
- 1 replies
- 0 kudos
Seeing results of materialized views while running notebooks
Hi!My team is currently trying out Delta Live Tables (DLT) for managing our ETL pipelines. An issue we're encountering is that we have notebooks that transform data using Spark SQL. We include these in a DLT pipeline, and we want to both run the pipe...
- 2100 Views
- 1 replies
- 0 kudos
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