PinnedJagadesh JamjalaTips and Resources to crack Data Engineering InterviewThe data engineering field is exploding! As companies collect ever-increasing amounts of data, the demand for skilled individuals who can…May 27May 27
PinnedJagadesh JamjalainDev Genius8 SQL Window Functions Do’s and Don’tsSQL window functions provide powerful tools for performing calculations across sets of rows that are related to the current row. While they…Apr 1Apr 1
PinnedJagadesh JamjalainDev Genius5 Advanced SQL Interview QuestionsPhoto by Ilya Pavlov on UnsplashMay 12May 12
PinnedJagadesh JamjalainDev Genius9 SQL Mistakes to Avoid for Effective QueriesPhoto by CHUTTERSNAP on UnsplashMar 36Mar 36
PinnedJagadesh JamjalaTricky Scenario Question for Senior Data EngineerScenario: You are the Senior data engineer responsible for the company’s sales data pipeline running on AWS. The pipeline extracts data…Mar 73Mar 73
Jagadesh JamjalaWhat is Parameter Sniffing in SQLParameter sniffing is an optimization technique used by SQL Server to improve query performance. When a stored procedure or a parameterized…1d ago1d ago
Jagadesh JamjalaWhy Data Structures and Algorithms Matter for Data EngineersThroughout my career, I have encountered numerous scenarios where the application of the right data structure or algorithm has made a…3d ago3d ago
Jagadesh JamjalaData Engineering Scenario Question Weekly: Issue #5This week we will concentrate on some behavioral and leadership scenario for data engineers.4d ago4d ago
Jagadesh JamjalaHow Important is System Design for Data Engineers?One of the primary responsibilities of a data engineer is to design and implement data pipelines. These pipelines are the highways that…Jun 18Jun 18