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johnb1
New Contributor III
since ‎11-30-2022
‎06-26-2023

User Stats

  • 12 Posts
  • 0 Solutions
  • 6 Kudos given
  • 5 Kudos received

User Activity

Cluster Configuration for ML Model Training

03-30-2023
Hi!I am training a Random Forest (pyspark.ml.classification.RandomForestClassifier) on Databricks with 1,000,000 training examples and 25 features. I employ a cluster with one driver (16 GB Memory, 4 Cores), 2-6 workers (32-96 GB Memory, 8-24 Cores),...

Data Engineering with DB V3 not available in Databricks Academy for Partners!

02-27-2023
Hi!The Data Engineering with DB V3 course is currently not available in Databricks Academy for Partners.I need to access the course because I need to make progress towards the exam. I obtained permission from my employer to spend time doing the cours...

SELECT from table saved under path

01-27-2023
Hi!I saved a dataframe as a delta table with the following syntax:(test_df .write .format("delta") .mode("overwrite") .save(output_path) )How can I issue a SELECT statement on the table?What do I need to insert into [table_name] below?SELECT ...

Certified Data Engineer Associate - v2 vs. v3 (Databricks Academy)

12-16-2022
Which version of the Data Engineering with Databricks learning plan should I do? v2 or v3? Is there a Certified Data Engineer Associate V3 Exam already?Where can I find practice exams for Certified Data Engineer Associate V3?

Problems with pandas.read_parquet() and path

11-30-2022
I am doing the "Data Engineering with Databricks V2" learning path.I cannot run "DE 4.2 - Providing Options for External Sources", as the first code cell does not run successful:%run ../Includes/Classroom-Setup-04.2Screenshot 1: Inside the setup note...