PinnedNnaemezue Obi-EyisiinGeek CultureMy Guide to Becoming a “Market-Ready” Data Engineer With a $100 Investment in 3 Months or Less —…As you may know, the demand for Data Engineers has quadrupled in the last 2 years. There are more jobs than candidates in the job market…Jan 25, 20213Jan 25, 20213
Nnaemezue Obi-EyisiOptimizing Merge Statements in Databricks: Strategies for EfficiencyIf your Merge statement is taking as much time or more to complete compared to a full table rewrite, it indicates an optimization issue. In…10h ago10h ago
Nnaemezue Obi-EyisiCost Optimization for Databricks Clusters: A Data Engineer’s ApproachAs a data engineer, finding ways to save costs for your employer while using Databricks is essential. Here’s my approach, focusing on…May 25May 25
Nnaemezue Obi-EyisiHow to run Azure Databricks workflow Job as service principal (with video)As Databricks evolves and continues to add more features to its platform, administration becomes increasingly crucial and daunting. There’s…May 12May 12
Nnaemezue Obi-EyisiData Engineers Ace Python Coding Interviews NOW!If I’m honest, I could have landed a job at a MAANG company by now if I had spent enough time practicing coding assessments for data…Apr 71Apr 71
Nnaemezue Obi-EyisiANALYZE your Databricks Delta Tables for improvedMost of the time when I try to optimize the performance of Delta tables, I focus on file size, organization, and structure. This is where…Mar 25Mar 25
Nnaemezue Obi-EyisiMastering SQL Window Functions: The Secret to Acing Data Engineering Interviews!Some of the most commonly used functions in SQL programming for data engineering workloads are window functions. They are also one of the…Mar 23Mar 23
Nnaemezue Obi-EyisiMastering the Art of Debugging in Data EngineeringAs data engineers, encountering bugs and issues in our projects is par for the course. However, instead of viewing them as obstacles, we…Mar 13Mar 13
Nnaemezue Obi-EyisiComparing Replacewhere to PartitionOverwrite in Databricks Delta TablesRecently, a colleague asked if I had utilized the recently released PartitionOverwrite API by Databricks for Delta tables. Although I…Jan 16Jan 16
Nnaemezue Obi-EyisiBuilding Resilient Data Pipelines: A Guide for Data EngineersThe field of data engineering is dynamic, and the journey from a junior to a senior data engineer involves mastering the art of designing…Jan 10Jan 10