- 3067 Views
- 1 replies
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Resolved! Understanding Spark Architecture during Table Creation
Team ,I am trying understand how the parquet files and JSON under the delta log folder stores the data behind the scenesTable Creation:from delta.tables import *DeltaTable.create(spark) \.tableName("employee") \.addColumn("id", "INT") \.addColumn("na...
- 3067 Views
- 1 replies
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@Ramakrishnan83 - Kindly go through the blog post - https://www.databricks.com/blog/2019/08/21/diving-into-delta-lake-unpacking-the-transaction-log.html which discuss in detail on delta's transaction log.
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- 3507 Views
- 0 replies
- 0 kudos
How to use external locations
Hi,I am struggling with truly understanding how to work with external locations. As far as I am able to read, you have:1) Managed catalogs2) Managed schemas3) Managed tables/volumes etc.4) External locations that contains external tables and/or volum...
- 3507 Views
- 0 replies
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- 8865 Views
- 1 replies
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Databricks and streamlit and fast API combination
hello friends ! i have project where i need databricks to train eval model then put it to productioni trained model & eval in databricks i used mlflow everything is good now i have another two steps that i have zeroclue how they should be done : usag...
- 8865 Views
- 1 replies
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This repo has examples that you can use in your Databricks workspace for FastAPI and Streamlit. I recommend only using these for development or lightweight use cases.
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- 3538 Views
- 0 replies
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can not set permission in table
In databricks database table I was able to set permissions to groups but Now I get this error when using a cluster:Error getting permissionssummary: SparkException: Trying to perform permission action on Hive Metastore /CATALOG/`hive_metastore`/DATAB...
- 3538 Views
- 0 replies
- 0 kudos
- 3822 Views
- 4 replies
- 3 kudos
BAD_REQUEST: ExperimentIds cannot be empty when checking ACLs in bulk
I was going through this tutorial https://mlflow.org/docs/latest/getting-started/tracking-server-overview/index.html#method-2-start-your-own-mlflow-server, I ran the whole script and when I try to open the experiment on the databricks website I get t...
- 3822 Views
- 4 replies
- 3 kudos
- 1296 Views
- 0 replies
- 0 kudos
Using com.databricks:databricks-jdbc:2.6.36 inside oracle stored proc
Hi dear Databricks community,We tried to use databricks-jdbc inside oracle store procedure to load something from hive. However Oracle marked databricks-jdbc invalid because some classes (for example com.databricks.client.jdbc42.internal.io.netty.ut...
- 1296 Views
- 0 replies
- 0 kudos
- 2749 Views
- 2 replies
- 1 kudos
Databricks Repos
Hi everyone!I've set up an Azure cloud environment for the analytical team that I am part of and everythings is working wonderfully except Databricks Repos. Whenever we open Databricks, we find ourselves in the branch that the most recent person work...
- 2749 Views
- 2 replies
- 1 kudos
- 1 kudos
use a separate a Databricks Git folder mapped to a remote Git repo for each user who works in their own development branch .Run Git operations on Databricks Repos | Databricks on AWS
- 1 kudos
- 3560 Views
- 4 replies
- 1 kudos
Not loading csv files with ".c000.csv" in the name
Yesterday I created a ton of csv files via joined_df.write.partitionBy("PartitionColumn").mode("overwrite").csv( output_path, header=True )Today, when working with them I realized, that they were not loaded. Upon investigation I saw...
- 3560 Views
- 4 replies
- 1 kudos
- 1 kudos
Then removing the "_commited_" file stops spark form reading in the other files
- 1 kudos
- 3182 Views
- 1 replies
- 1 kudos
Resolved! Is it possible to get Azure Databricks cluster metrics using REST API thru pyspark code
Am trying to get azure databricks cluster metrics such as memory utilization, CPU utilization, memory swap utilization, free file system using REST API by writing pyspark code. Its showing always cpu utilization & memory usage as N/A where as data...
- 3182 Views
- 1 replies
- 1 kudos
- 1 kudos
Hi @databricksdev You can use System tables for Azure Databricks cluster metrics.Please refer below blog for the same -Compute system tables reference | Databricks on AWS
- 1 kudos
- 4588 Views
- 0 replies
- 0 kudos
TASK_WRITE_FAILED when trying to write on the table, Databricks (Scala)
Hello,I have a code on Databricks (Scala) that constructs a df and then write it to a Database table. It is working fine for almost all of the tables, but there is a table with a problem. It says No module named 'delta.connect' - TASK_WRITE_FAILED.In...
- 4588 Views
- 0 replies
- 0 kudos
- 14101 Views
- 1 replies
- 0 kudos
reading mount points
Hello,Previously I was able to run the folowing command in databricks to see a list of the mount points but it seems the system does not accept this anymore as I get the following error.Any thoughts on how to get a list of the mount points?Thank youd...
- 14101 Views
- 1 replies
- 0 kudos
- 3857 Views
- 3 replies
- 2 kudos
Resolved! reading workflow items
Hello, In databricks I have created workflows.in cmd prompt I can get a list of the workflows which look like the ones in dev environment.How can I get the list of workflows in test databricks environment?This is the command I use:databricks jobs lis...
- 3857 Views
- 3 replies
- 2 kudos
- 2 kudos
you need to config databricks CLI which host connectedhttps://learn.microsoft.com/en-us/azure/databricks/archive/dev-tools/cli/#set-up-authentication-using-a-databricks-personal-access-token
- 2 kudos
- 3112 Views
- 2 replies
- 0 kudos
Unable to create cluster in community edition
Hello, since yesterday it is impossible to start a cluster in the community version of Databricks. I have tried deleting it, creating a new one...Also, from what I see, it is an error that is happening to many people. Bootstrap Timeout:Node daemon pi...
- 3112 Views
- 2 replies
- 0 kudos
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I have the same issue in the Community Edition, has there been any response?
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- 1822 Views
- 1 replies
- 0 kudos
Access AWS Resource In Another Account without STS
The EC2 instance profile I setup in the master AWS account can assume an S3/Dynamo access role in another S3 account. How do i setup in Databricks/AWS so that when I use Python Boto3 to access S3 and Dynamo without using STS to assume the role.
- 1822 Views
- 1 replies
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Hey Kaniz, i am sorry about the confusion. I should have made my question more clear. I mean to access without using IAM assume role or access key as if the i am access resource within the same aws account.
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- 1402 Views
- 0 replies
- 0 kudos
Queries Upgradation from HMS to UC
I am currently doing Queries upgradation from HMS to Unity catalog. I would like to know and understand a few best practices to update the queries and also use a 3-level namespace for the existing query structure. Please guide me!
- 1402 Views
- 0 replies
- 0 kudos
