Over a lifetime, a college graduate typically earns much more than someone without a degree.
Probably annoyed, i mean why dont they mention it? It wouldnt take a second. And thats the persona work not yours
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.
learn more about entity integrity, here:
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so that people can help and send things such as clothes food water and also so the government can see the damages and help rebuild that city state or country