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Hi,I have a problem with writing an excel file into the mounted file.after 10 mins I see the Driver is up but is not responsive, likely due to GC on the log events.I'm using the following script:df.repartition(1).write .format("com.crealytics.spark....
It is not solution to that problem but I recommend to handle excel reads and writes with Spark Koalas https://koalas.readthedocs.io/en/latest/reference/api/databricks.koalas.DataFrame.to_excel.html just give it a try maybe it will solve your issue
I'm having difficulty with a job (parent) that triggers multiple parallel runs of another job (child) in batches (e.g. 10 parallel runs per batch).Occasionally some of the parallel "child" jobs will crash a few minutes in-- either during or immediate...
It is MariaDB JDBC error so probably database which you are trying to connect can not handle this amount of concurrent connections (alternatively if you are not connecting to MariaDB databse, MariaDB is used also for hive metastore in your case maria...
@Hubert Dudek​ what is the Certification name of Azure Databricks?
Hi @Bhagwan Chaubey​ ,There is Spark developer certification from Databricks - https://databricks.com/learn/training/home (and some higher levels as well)In Azure databricks is included in DP-100 and DP-203 certification (together with around 10 diff...
Hi All,I am working on a requirement where I need to calculate the cost of each spark job individually on a shared Azure/AWS Databricks cluster. There can be multiple jobs running on the cluster parallelly.Cost needs to be calculated after job comple...
There is a built-in functionality for getting the costs:AWS - https://docs.databricks.com/administration-guide/account-settings-e2/usage.htmlAzure - via built-in Cost Management + BillingThe main problem with that functionality is that the smallest g...
HI, I'm interested to know if multiple executors to append the same hive table using saveAsTable or insertInto sparksql. will that cause any data corruption? What configuration do I need to enable concurrent write to same hive table? what about the s...
The Hive table will not like this, as the underlying data is parquet format which is not ACID compliant.Delta lake however is:https://docs.delta.io/0.5.0/concurrency-control.htmlYou can see that inserts do not give conflicts.
I wanted to deploy a registered model present in databricks managed MLFlow to a sagemaker via databricks notebook?As of now, it is not able to run mlflow sagemaker build-and-push container command directly. What all configurations or steps needed to ...
@Saurabh Verma​ Please try!import mlflow.sagemaker as mfs sys.stdout.fileno = lambda: 0 mfs.run_local(model_uri=model_uri,port=8000,image="test")
After enabling SSO on my account I now don't have any way to change my terraform for provisioning AWS workspaces because username/password is disabled. Is there a workaround for this?
Never mind, the account owner creds do work, but I had to add the account owner to all of the workspaces. The terraform didn't give me an informative error, it just hung forever when applying.
Below is part of the exceptions I am getting:org.apache.catalina.startup.ContextConfig processAnnotationsJarSEVERE: Unable to process Jar entry [com/simba/spark/jdbc42/internal/apache/logging/log4j/core/pattern/ThreadIdPatternConverter.class] from Ja...
Hello, @Ketna Khalasi​ ! My name is Piper, and I'm a moderator here at Databricks. Thank you for posting your question and I'm sorry to hear you're having this problem. We generally give the community a chance to respond before jumping in. Thanks in ...
I've created other mount points and am now trying to use the OAUTH method. I'm able to define the mount point using the OAUTH Mount to ADLS Gen 2 Storage.I've created an App Registration with Secret, added the App Registration as Contributor to the ...
Also check if you set the right permissions for the app on the containers ACLhttps://docs.microsoft.com/en-us/azure/storage/blobs/data-lake-storage-access-control
Hi There,How are the disks tiers determined in Azure Databricks? We are currently using a pool which is using Standard DS3 v2 Virtual Machines, all with Premium SSD disks. Is there a way to change the tier of the disks?Thanks
I think we do not have option to change the disk type at this moment. but I would like to request you to raise a feature request through azure support if you are azure databricks user. if aws you can do the same from - https://docs.databricks.com/res...
I can load multiple csv files by doing something like: paths = ["file_1", "file_2", "file_3"] df = sqlContext.read .format("com.databricks.spark.csv") .option("header", "true") .load(paths) But this doesn't seem to preserve the...
val diamonds = spark.read.format("csv") .option("header", "true") .option("inferSchema", "true") .load("/FileStore/tables/11.csv","/FileStore/tables/12.csv","/FileStore/tables/13.csv") display(diamonds)This is working for me @Shridhar​
I try to import **hdbscan** but it throws this following error/databricks/python_shell/dbruntime/PythonPackageImportsInstrumentation/__init__.py in import_patch(name, globals, locals, fromlist, level) 156 # Import the desired module. ...
I have two text widgets (dbutils.widgets.text). One is called "start date" and another one is "end date". When I create them, they will be shown in alphabetic order (end_date, start_date). Is there any way that we can set the order when we create the...
https://docs.databricks.com/notebooks/widgets.html all options available here I think. @Reza Rajabi​ , but we can crosscheck
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