Explaining Key vs Non-Key Column Database Indexing and How it can Improve Performance

Explaining Key vs Non-Key Column Database Indexing and How it can Improve Performance

In this video, I will explain the difference between Key vs Non-Key Column indexing and how adding a non-key column to your index can improve the performance.

In this video, I will explain the difference between Key vs Non-Key Column indexing and how adding a non-key column to your index can improve the performance.

0:00 Intro 3:00 No Index 5:30 Index with only key column 10:50 Index with key and non-key columns

database

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