- 3385 Views
- 2 replies
- 0 kudos
how to check the particular column value in spark dataframe ?
if i want to check the the particular column in dataframe is need to contain zero, if its not have zero means , it need to get fail
- 3385 Views
- 2 replies
- 0 kudos
- 0 kudos
use the agg method to check if the count of rows where columnName contains 0, is equal to the total number of rows in the dataframe, using the following code: df.agg(count("*").alias("total_count"),count(when(col("columnName")===0,1)).alias("zero_cou...
- 0 kudos
- 3297 Views
- 1 replies
- 0 kudos
How do I update an aggregate table using a Delta live table
I have am using delta live tables to stream events and I have a raw table for all the events and a downstream aggregate table. I need to add the new aggregated number to the downstream table aggregate column. But I didn't find any recipe talking abou...
- 3297 Views
- 1 replies
- 0 kudos
- 0 kudos
Maybe my code is correct already since I use dlt.read("my_raw_table") instead of delta.read_stream("my_raw_table"). So the col_aggr is recalculated completely every time my_raw_table is updated.
- 0 kudos
- 14859 Views
- 8 replies
- 4 kudos
Resolved! During execution of a cell "RuntimeException: The python kernel is unresponsive."
Hi all, I am running a preprocessing to create my trainset and test set. Does anyone know why during the execution my cell gives the error "RuntimeException: The python kernel is unresponsive." ? How can I solve it?
- 14859 Views
- 8 replies
- 4 kudos
- 4 kudos
Hey there @Valerio Goretti Hope all is well! Just wanted to check in if you were able to resolve your issue and would you be happy to share the solution or mark an answer as best? Else please let us know if you need more help. We'd love to hear from...
- 4 kudos
- 8010 Views
- 3 replies
- 3 kudos
Running jobs using notebooks in a remote Azure DevOps Services (Repos) Git repository is generating "Notebook not found" error.
By reading the documentation, we checked the possibility of running jobs in the Azure Databricks Workspace workflow using Azure DevOps Services repository source codes.The instructions in the documentation were followed and we configured the git info...
- 8010 Views
- 3 replies
- 3 kudos
- 3 kudos
I have the same challenge when integrating with Github repos. However I did not succeed including: '# Databricks notebook source' in the top of python files. Do you have any additional suggestions for solving this problem? @Vaibhav Sethi
- 3 kudos
- 3321 Views
- 4 replies
- 0 kudos
DataBricks_dataengineer_result
Hi Team,I've successfully passed the Databricks Data Engineer Associate Certified exam on 30th October 2022. but still have not received the certificate.Please find the reference below. I have registered the exam with the email id vprabhakaran1987@...
- 3321 Views
- 4 replies
- 0 kudos
- 0 kudos
Hi @Prabhakaran velusamy Hope all is well! Just wanted to check in if you were able to resolve your issue and would you be happy to share the solution or mark an answer as best? Else please let us know if you need more help. We'd love to hear from y...
- 0 kudos
- 1707 Views
- 2 replies
- 1 kudos
Screenshot_20221031-222242_Chrome
Hi Databricks Team,I have completed my databricks Certified data engineer Associate exam on Oct 30 but not received badge or certificate yet. Raised case alo but no response..could someone helpUserid: rupinisarguru128@gmail.com
- 1707 Views
- 2 replies
- 1 kudos
- 1 kudos
Hi @Rupini Ravichandran Hope all is well! Just wanted to check in if you were able to resolve your issue and would you be happy to share the solution or mark an answer as best? Else please let us know if you need more help. We'd love to hear from yo...
- 1 kudos
- 1284 Views
- 2 replies
- 0 kudos
It's been more then 48 Hrs. since I have cleared my Databricks Certified: Data Analyst Associate Certification but haven't received the certificate yet
Could you please look into this ?
- 1284 Views
- 2 replies
- 0 kudos
- 0 kudos
Hi @Shubham Sharma Hope all is well! Just wanted to check in if you were able to resolve your issue and would you be happy to share the solution or mark an answer as best? Else please let us know if you need more help. We'd love to hear from you.Tha...
- 0 kudos
- 2912 Views
- 4 replies
- 2 kudos
Clarification on Voucher code
Is voucher code is mandatory to register exam "Databricks Associate developer for Apache spark 3.0" If so how to get it. Note : Created account in databricks portal recently and username is ksrenga87@gmail.com
- 2912 Views
- 4 replies
- 2 kudos
- 2 kudos
Hi @Rengaraja Sundararaj Hope all is well! Just wanted to check in if you were able to resolve your issue and would you be happy to share the solution or mark an answer as best? Else please let us know if you need more help. We'd love to hear from y...
- 2 kudos
- 2727 Views
- 2 replies
- 0 kudos
Resolved! Why do I keep getting locked out of my Community Edition Account?
I use Databricks Community Edition for college work and every time I try to log in, I find that I am locked out of my account, despite using the correct username and password. I get the message "You entered an invalid email or password, or your works...
- 2727 Views
- 2 replies
- 0 kudos
- 0 kudos
Hi @Sinead Walsh Thank you for reaching out, and we’re sorry to hear about this log-in issue! We have this Community Edition login troubleshooting post on Community. Please take a look, and follow the troubleshooting steps. If the steps do not resol...
- 0 kudos
- 4957 Views
- 4 replies
- 2 kudos
SQL warehouse failing to start ( Please check network connectivity from the data plane to the control plane )
Hi, My SQL warehouse is failing to start with the following error message:Details for the latest failure: Error: [id: InstanceId(i-01b84b6705ff09104), status: INSTANCE_INITIALIZING, workerEnvId:WorkerEnvId(workerenv-3023557811934763-c8cef827-a038-455...
- 4957 Views
- 4 replies
- 2 kudos
- 2 kudos
Hi, There is a line in the attached logs as below:[Bootstrap Event] Can reach ohio.cloud.databricks.com: [FAILED][Bootstrap Event] DNS output for databricks-prod-artifacts-us-east-2.s3.us-east-2.amazonaws.com: Server: 10.187.0.2Address: 10.187.0.2#5...
- 2 kudos
- 3626 Views
- 3 replies
- 0 kudos
I am trying to write a data frame to Kafka topic with Avro schema for key and value using a schema registry URL. The to_avro function is not writing t...
I am trying to write a data frame to Kafka topic with Avro schema for key and value using a schema registry URL. The to_avro function is not writing to the topic and throwing an exception with code 40403 something. Is there an alternate way to do thi...
- 3626 Views
- 3 replies
- 0 kudos
- 0 kudos
Hi,Could you please refer to https://github.com/confluentinc/kafka-connect-elasticsearch/issues/59 and let us know if this helps.
- 0 kudos
- 3328 Views
- 4 replies
- 0 kudos
Resolved! Databricks Lakehouse Fundamentals Badge Not Found
Hello, I've successfully completed the Databricks Lakehouse Fundamentals and am looking to find where the badge is.I found this post here. But I haven't received email on my completion from <service.accredible.email@databricks.com> yet. I successfull...
- 3328 Views
- 4 replies
- 0 kudos
- 0 kudos
Thank You all for the great responses, I eventually received the Badge, it took around 30+ minutes to receive, but I finally did get the Email notification. I will mark this post as resolved
- 0 kudos
- 20307 Views
- 3 replies
- 3 kudos
[Pyspark.Pandas] PicklingError: Could not serialize object (this error is happening only for large datasets)
Context: I am using pyspark.pandas in a Databricks jupyter notebook and doing some text manipulation within the dataframe..pyspark.pandas is the Pandas API on Spark and can be used exactly the same as usual PandasError: PicklingError: Could not seria...
- 20307 Views
- 3 replies
- 3 kudos
- 3 kudos
@Krishna Zanwar , i'm receiving the same error.For me, the behavior is when trying to broadcast a random forest (sklearn 1.2.0) recently loaded from mlflow, and using Pandas UDF to predict a model.However, the same code works perfectly on Spark 2....
- 3 kudos
- 4064 Views
- 2 replies
- 0 kudos
How to overwrite partition in DLT pipeline ?
I am trying to replicate my existing spark pipeline in DLT. I am not able to achieve desired result using DLT . Current pipeline : source set up : CSV file ingested in bronze using SCP frequency : monthly bronze dir : /cntdlt/bronze/emp/year=2022 /...
- 4064 Views
- 2 replies
- 0 kudos
- 0 kudos
What I have observed, @dlt.table with a spark.read or dlt.read will create the table in mode=overwrite@dlt.table with a spark.readStream or dlt.readStream will append new datato get the update, use the CDC: Change data capture with Delta Live Tables ...
- 0 kudos
- 1219 Views
- 1 replies
- 1 kudos
sharikrishna26.medium.com
Difference between “ And ‘ in Spark Dataframe APIYou must tell your compiler that you want to represent a string inside a string using a different symbol for the inner string.Here is an example.“ Name = “HARI” “The above is wrong. Why? Because the in...
- 1219 Views
- 1 replies
- 1 kudos
- 1 kudos
thanks for sharing
- 1 kudos
| User | Count |
|---|---|
| 1616 | |
| 787 | |
| 385 | |
| 349 | |
| 287 |
