"Union-Compatible" Means That the ____

question 17

Multiple Choice

"Union-compatible" means that the ____.

• A) names of the relation attributes can be different, but the data types must be identical
• B) names of the relation attributes must be the same, but the data types can be different
• C) names of the relation attributes must be the same and their data types must be identical
• D) number of attributes must be the same, but the names and data types can be different

---

Definitions:

Blackout

A temporary loss of consciousness, electricity, or the obscuration of memory, often caused by power failures, medical conditions, or heavy drinking.

Consequences

The outcomes, effects, or results that naturally follow from an action or condition.

Power Outage

A temporary loss of electrical power in a particular area, which can be due to several reasons including technical failures or maintenance work.

Rim

The outer edge of a circular object, such as a wheel or a basketball hoop.