Database Management
primer-original-v2mediumSQLIndexPerformanceDatabase Designprimer-original-v2

Which scenario benefits MOST from adding a database index?

Answer options

A
A table with 10 rows that is rarely queried
B
A column frequently used in WHERE clauses on a large table
C
A column that stores large TEXT/BLOB data
D
A table where most operations are INSERT

Correct answer: A column frequently used in WHERE clauses on a large table

Explanation

Quick AnswerThe correct answer is A column frequently used in WHERE clauses on a large table because it directly addresses the core logic of Database Management.

This question has been retained as-is due to its unique context.

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