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Which data directory subdirectory corresponds to the nbdinfo database?

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Which data directory subdirectory corresponds to the nbdinfo database?

(a) mysql

(b) performance_schema

(c) sys

(d) nbdinfo

The question was posed to me during an interview.

My enquiry is from Location of the Data Directory topic in chapter MySQL Data Directory of MySQL

1 Answer

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Correct answer is (b) performance_schema

Explanation: The sys directory corresponds to the sys schema. It provides a set of objects to interpreting Performance Schema information. The ‘performance_schema’ directory corresponds to the Performance Schema.

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