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Database Tables Can Be Related or Connected to Other Tables

question 68

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Database tables can be related or connected to other tables by common key fields.


Definitions:

Ordinal

A type of qualitative data that involves order or ranking of the values, but the intervals between the values are not necessarily uniform.

Ratio

A comparative statistic that shows the relative size of two numbers or quantities to each other, expressed as "x to y" or x:y.

Ratio

A mathematical relationship between two numbers indicating how many times the first number contains the second.

Interval

A range of values between two points, often used in reference to scales in measurements.

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