PinnedJagadesh Jamjala4 Ways in SQL to find Duplicate rowsDuplicate data in databases is a common issue that can have significant impacts on data integrity, storage efficiency, and overall system…Jul 14Jul 14
PinnedJagadesh JamjalaData Engineering VocabularyHere , I am providing the key concepts and terms used in Data engineering in one Page for easy reference.Aug 31Aug 31
PinnedJagadesh Jamjala8 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 11Apr 11
PinnedJagadesh JamjalainDev Genius9 SQL Mistakes to Avoid for Effective QueriesPhoto by CHUTTERSNAP on UnsplashMar 38Mar 38
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 JamjalaSQL Second Highest Salary Using Correlated and Non-Correlated SubqueriesWithout Window Functions21h ago21h ago
Jagadesh JamjalaArtificial Intelligence(AI) VocabularyArtificial Intelligence (AI): The simulation of human intelligence processes by machines, particularly computer systems. This includes…2d ago2d ago
Jagadesh JamjalainDev GeniusKey List of SQL CDC FunctionsTo effectively implement and manage CDC, SQL Server provides a set of built-in functions that are essential . These functions enable you…5d ago5d ago
Jagadesh JamjalaData Engineer Scenario Weekly Issue #9-SQL PerformanceScenario: The marketing team has reported that a critical daily report is taking long time to run, causing delays in their decision-making…Sep 4Sep 4
Jagadesh JamjalaData Engineering and the CAP Theorem: Best PracticesThe CAP theorem is a fundamental concept in distributed systems that states a distributed data store can only provide two out of three…Sep 21Sep 21