Connect with fellow community members to discuss general topics related to the Databricks platform, industry trends, and best practices. Share experiences, ask questions, and foster collaboration within the community.
I am trying to follow along with a training course, but I am consistently running into an error loading a CSV with Spark from DBFS. Specifically, I keep getting an "Invalid format detected error". Has anyone else encountered this and found a soluti...
Well your error message is telling you that Spark is encountering a Delta table conflict while trying to read a CSV file. The file path dbfs:/mnt/dbacademy... points to a CSV file. This is where the fun begins. Spark detects a Delta transaction log d...
Hi,This is my sample JSON data which is generated from api response and it is all coming in a single row. I want to split this in multiple rows and store it in a dataframe.[{"transaction_id":"F6001EC5-528196D1","corrects_transaction_id":null,"transac...
Yes indeed, it was datatype issue. After changing it to Longtype in the schema definition, it is working now. Thanks once again for all your inputs and time. Much appreciated !!!
When I use show tblproperties on a view/table to see the metadata, it will redact any value which has "userid" anywhere put in to it.And it is not just through the visual interface, when I query it through python directly, it contains the redacted va...
I understand that yours is a View. For my case, it's a Table so I could use `desc detail <schema_name>.<table_name>` to get the table properties info that are not redacted in the `properties` column from the `desc detail` output.
Hello Team,I encountered Pathetic experience while attempting my DataBricks Data engineer certification. Abruptly, Proctor asked me to show my desk, after showing he/she asked multiple times.. wasted my time and then suspended my exam.I want to file ...
Hello, @sirishavemula20 It's a general practice for a proctor to ask the test taker to pan the room(as part of security measures) and its the responsibility of the test taker to make sure the surroundings are clear of any other objects whilst attempt...
Hello,I've been trying to serve registered MLflow models at GPU Model Serving Endpoint, which works except for the models using bitsandbytes library. The library is used to quantise the LLM models into 4-bit/ 8-bit (e.g. Mistral-7B), however, it runs...
Hi Databricks Community,I am looking for a formula/way to calculate the estimated cost for a job run, for which I have a few questions:1. Is there any formula to calculate the cost of any job like -> [(EC2 per hr cost) * (total time job ran)]and when...
Hi,I am trying to read a csv file into a Spark DataFrame using sparklyr::spark_read_csv. I am receiving a 403 access denied error.I have stored my AWS credentials as environment variables, and can successfully read the file as an R dataframe using ar...
In our Delta Live Table pipeline I am simply joining two streaming tables to a new streaming table.We use the following code: @Dlt.create_table()
def fact_event_faults():
events = dlt.read_stream('event_list').withWatermark('TimeStamp', '4 hours'...
I am using databricks jdbc driver to run a certain app. It runs fine for a few mins to hours and then I get the error [Databricks][DatabricksJDBCDriver](500593) Communication link failure. Failed to connect to server. Reason: HTTP Response code: 502,...
Hello community, I am trying to launch databrick cluster using AWS cloudformation template. I have checked public extension option in cloudformation and databrick cluster extension is also available in third party extension however not getting how t...
Hello,We have recently created a notebook in order to allow users inserting/updating values in specific tables. The logic behind the update statements is included in a separate notebook where users don't have access. However we would like to know if ...
When you want users to perform some write action (for example, change parameters, etc.), it is usually easiest to build a small app in Azure PowerApps, save those values, and extract them to the table in Delta Lake (so your notebooks will take values...
Hi,I'm using a DBR 13.3 LTS ML, and I want to set up a webhook trigger. I'm following the example notebook at https://learn.microsoft.com/en-us/azure/databricks/_extras/notebooks/source/mlflow/mlflow-model-registry-webhooks-python-client-example.html...
Hi @FranPérez ,
The issue is that databricks-registry-webhooks has a databricks.proto file that collides with mlflow. Here is the fix:
%pip install databricks-registry-webhooks mlflow==2.2.2
I also posted the fix on StackOverflow: https://stackoverfl...
Hi all,I've been training at https://partner-academy.databricks.com/ and I see this tab for My Gamification, however, whenever I open it it always says 0 badges, 0 points. I have completed a number of courses, but there's no change. Is this feature...
When referencing a Technical Blog in a LinkedIn Post, the image of the author is displayed and not the image/picture of the blog itself - annoying.Example: Linkedin Post: https://www.linkedin.com/posts/axelschwanke_star-struct-the-secret-life-of-t...
Hello everyone,I would like to know if it was possible to transform, with PySpark, a flat file stored in a directory in Azure Blob storage into bytes format to be able to parse it, while using the connection already integrated into the cluster betwee...
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