- 9527 Views
- 4 replies
- 1 kudos
Resolved! How to install a JAR library via a global init script?
I have a JAR I want to be installed as a library on all clusters. I have tried both wget /databricks/jars/ some_repoandcp /dbfs/FileStore/jars/name_of_jar.jar /databricks/jars/clusters start up but the JAR is not installed as a library. I am aware th...
- 9527 Views
- 4 replies
- 1 kudos
- 1 kudos
Ensure your init script installs the JAR correctly on cluster startup.
- 1 kudos
- 3067 Views
- 1 replies
- 0 kudos
JVM Heap Leak When Iterating Over Large Number of Tables Using DESCRIBE DETAIL
Problem:I'm trying to generate a consolidated metadata table for all tables within a Databricks database (I do not have admin privileges). The process works fine for the first few thousand tables, but as it progresses, the driver node eventually cras...
- 3067 Views
- 1 replies
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It's best to iterate over information_schema's TABLES table instead of listing yourself.
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- 976 Views
- 1 replies
- 0 kudos
Data Engineering Associate -13+ Years of SAP SD/OTC Experience -Data Engineering Associate
Hi DataBricks ,This is Chandra ,I am adapting the world of data with the help of Data bricks .I need your help and advises to successfully get adapt the Databricks Engineer profile approach .I have enrolled myself in the Learning platform ,I need yo...
- 976 Views
- 1 replies
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Hello @ChandraR! Happy to help you get started on your Databricks journey! To begin, it's important to get familiar with the Databricks ecosystem, including key components like the Lakehouse architecture, Delta Lake, Apache Spark, and Unity Catalog. ...
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- 2315 Views
- 1 replies
- 0 kudos
Column Name Case sensitivity in DLT pipeline
I've a DLT pipeline that processes messages from event grid. The schema of the message has two columns in different cases - "employee_id" and "employee_ID",I tried setting spark.sql.caseSensitive to true in my DLT notebook as well in DLT configurati...
- 2315 Views
- 1 replies
- 0 kudos
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Hi @AmanSehgal, DLT treat column names as case-insensitive, even if spark.sql.caseSensitive is set to true. That’s why employee_id and employee_ID are seen as duplicates and cause the error. To fix this, you’ll need to rename one of the columns so yo...
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- 1113 Views
- 1 replies
- 0 kudos
Resolved! Introduction to Spark Lab
Hello, I got an error while accessing the Introduction to Spark Lab. Please see the error message below and resolve.", line 155, in do response = retryable(self._perform)(method, File "/voc/scripts/python/venv/lib/python3.10/site-packages/databricks/...
- 1113 Views
- 1 replies
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Hello @sunday-okey! Apologies for the inconvenience.The issue has been resolved. Please try restarting the lab, it should be working as expected now.
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- 2635 Views
- 4 replies
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path-based access to a table with row filters or column masks is not supported
I have a delta table which I am applying masking to some columns, however, every time I want to refresh the table (overwrite) I cannot I receive this error:If I do what Assistant recommend me (If you remove the .option("path", DeltaZones))It worked b...
- 2635 Views
- 4 replies
- 0 kudos
- 940 Views
- 1 replies
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I got suspended from the Databrick certified Associate developer for Apache Spark.
I need immediate assistance to reschedule my exam. By mistakenly I have taken note book to do rough work. Due to using notebook i got suspended from the exam i think so. Please help me out with this issue.mail id- malothsiddunaik133@gmail.comThankyou...
- 940 Views
- 1 replies
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Hello @Siddartha01! It looks like this post duplicates the one you recently posted. A response has already been provided to the Original thread. I recommend continuing the discussion in that thread to keep the conversation focused and organised.
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- 1744 Views
- 1 replies
- 1 kudos
Resolved! Delta sharing recipient auth status
I'm creating recipients, and send them activation link via email. All recipients are external (they don't have databricks account). Lets say I've created 300 recipients and I want to know who downloaded creds fail successfully, and got authenticated....
- 1744 Views
- 1 replies
- 1 kudos
- 1 kudos
Hey @drag7ter You’re absolutely right, currently, there is no official API field that explicitly returns the recipient activation status (I just have tested it), even though the Databricks API documentation references a field called activated boolea...
- 1 kudos
- 7497 Views
- 7 replies
- 6 kudos
dlt Streaming Checkpoint Not Found
I am using Delta Live Tables and have my pipeline defined using the code below. My understanding is that a checkpoint is automatically set when using Delta Live Tables. I am using the Unity Catalog and Schema settings in the pipeline as the storage d...
- 7497 Views
- 7 replies
- 6 kudos
- 3392 Views
- 4 replies
- 1 kudos
Resolved! Define time interval for when a cluster can be active
Hullo good Databricks people.I have a small dedicated cluster being used for Direct Query (PBI) which has a long termination period. I'd like for it to only be active during business hours though, and to set a restriction so that it's not possible to...
- 3392 Views
- 4 replies
- 1 kudos
- 1 kudos
So the hybrid solution turned out to be the smartest, at least for my case, with a simple time check that defines the connection information according to whether the query is sent outside business hours or not.
- 1 kudos
- 3853 Views
- 2 replies
- 1 kudos
Hyperopt Error: There are no evaluation tasks, cannot return argmin of task losses.
The trials succeed when the cell in the notebook is executed manually:However, the same process fails when executed as a Workflow: The error simply says that there's an issue with the objective function. However how can that be the case if I'm able t...
- 3853 Views
- 2 replies
- 1 kudos
- 35315 Views
- 3 replies
- 0 kudos
spark is case sensitive? Spark is not case sensitive by default. If you have same column name in different case (Name, name), if you try to select eit...
spark is case sensitive?Spark is not case sensitive by default. If you have same column name in different case (Name, name), if you try to select either "Name" or "name" column you will get column ambiguity error.There is a way to handle this issue b...
- 35315 Views
- 3 replies
- 0 kudos
- 0 kudos
Hi I had similar issues with parquet files when trying to query athena, fix was i had to inspect the parquet file since it contained columns such as "Name", "name" which the aws crawler / athena would interpret as a duplicate column since it would se...
- 0 kudos
- 2180 Views
- 3 replies
- 0 kudos
How to write trillions of rows to unity catalog table.
Hi team,I have a dataframe with 1269408570800 rows . I need to write this data to unity catalog table.How can I upload huge quantity of data ?I'm using databricks i runtime 15.4 LTS with 4 workers and each worker type is i3.4xlarge and driver of type...
- 2180 Views
- 3 replies
- 0 kudos
- 0 kudos
Hey @Nagarathna @Lucas_TBrabo I’d like to share my opinion and some tips that might help:1. You should try to avoud filtering by spark_partition_id because you can create skewed partitions, you should use with repartition() and spark can optimize t...
- 0 kudos
- 2796 Views
- 2 replies
- 1 kudos
Impact of VACUUM Operations on Shallow Clones in Databricks
I performed a POC where i have to check that can we create a new delta table which contains only particular version of data of normal delta table without copying the data and if we make changes or perform any operation(insert/delete/truncate/records)...
- 2796 Views
- 2 replies
- 1 kudos
- 1 kudos
Thanks. It really helps me a lot But there is also an issue in shallow clone. We can only clone the full table data, particular delta version data using timestamp/version from the normal table using shallow clone but we can not clone the table data b...
- 1 kudos
- 3258 Views
- 1 replies
- 0 kudos
How to resolve Location Overlap
Hi,I am trying to ingest abfss://datalake@datalakename.dfs.core.windows.net/Delta/Project1/sales_table but when writting the table schema on the yamls, I uncorrectly wrote this table in other unit catalog table:---kind: SinkDeltaTablemetadata: name:...
- 3258 Views
- 1 replies
- 0 kudos
- 0 kudos
Hey @ep208 ,From the error message you’re seeing (LOCATION_OVERLAP), it seems that Unity Catalog is still tracking a table or volume that points to the same path you’re now trying to reuse:abfss://datalake@datalakename.dfs.core.windows.net/Delta/Proj...
- 0 kudos
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