[Solved] Which type of data is best suited for a BRIN index in PostgreSQL? — Ans: Large tables with sequentially increasing values | PostgreSQL

PostgreSQL - Indexing Strategies

Which type of data is best suited for a BRIN index in PostgreSQL?

AHighly random data with no natural order

BTables with many NULL values in the indexed column

CLarge tables with sequentially increasing values

DSmall tables with few rows

Step-by-Step Solution

Solution:

Step 1: Identify BRIN index use case
BRIN indexes work best when data is naturally ordered or clustered, like sequential values.
Step 2: Eliminate unsuitable data types
Random or small data does not benefit much from BRIN; NULL-heavy columns also reduce effectiveness.
Final Answer:
Large tables with sequentially increasing values -> Option C
Quick Check:
Best data for BRIN = sequential large tables [OK]

Quick Trick: BRIN shines with naturally ordered large data [OK]

Common Mistakes:

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Which type of data is best suited for a BRIN index in PostgreSQL?