The entity integrity rule states that a primary key attribute can be null. Thus the statement is false.
<h3>What is an entity?</h3>
An entity is refer to any object that exists in reality. These entities are Independent in nature. Each row in a table should be a distinct entity, which is ensured by entity integrity.
The entity integrity rule states that a primary key attribute can not be null as it shows unique characteristics of an entity.No primary key value can be null according to the entity integrity constraint because it is needed to identify specific attribute values in relation.
Therefore, the statement is False.
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Answer:
i would feel horrible and mad. If someone were to say they owned it and said "COpyright"
Explanation:
<span>What sparked it: Brazilians did not wanted to return to colonial status, after the country had been turned into United Kingdom of Portugal </span>
This statement is true. Interpersonal communication does focus on what happens between people. When you say interpersonal, it pertains to the interaction between yourself and other people. The opposite of this is called intrapersonal - which is the interaction to the inner self.
