For those of you asking for Entity type: There are 2 types of Entity, strong entity and weak entity. A strong entity is independent of any other entity and is always having a primary key. A weak entity Is dependent on strong entities and have some sort of partial discriminator key. From the above Analogy, where books may have a primary key in book title or Book number, it is a strong entity. Say a record of the books online resources is kept as an entity. The resources, as such don't have a primary key, and is totally dependent on the book itself. The resources are weak entities.
Entity type is the formal definition or the heading. Suppose a table whose heading is Name age occupation Torres 30. Footballer Name,age, occupation is entity type. Entity is Torres.....
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For those of you asking for Entity type:
There are 2 types of Entity, strong entity and weak entity.
A strong entity is independent of any other entity and is always having a primary key.
A weak entity Is dependent on strong entities and have some sort of partial discriminator key.
From the above Analogy, where books may have a primary key in book title or Book number, it is a strong entity. Say a record of the books online resources is kept as an entity. The resources, as such don't have a primary key, and is totally dependent on the book itself. The resources are weak entities.
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how many entity sete?
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My online class: why no one responding?
My University asked a question as follows that
"1.what are the types of entity ."
Are there really types of entities? Sar please reply
week entity and strong entity
nice
Sir, what about entity type?
entity type?
Entity type is the formal definition or the heading.
Suppose a table whose heading is
Name age occupation
Torres 30. Footballer
Name,age, occupation is entity type.
Entity is Torres.....