In order to make it easier to reference an entity type after conversion to a table,a weak entity is sometimes changed to a strong entity and the associated identifying relationships are changed to nonidentifying relationships.

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By converting a weak entity to a strong entity and changing the identifying relationships to nonidentifying, it becomes easier to reference the entity type after it has been converted to a table. This is because a strong entity has its own identity and does not rely on another entity for identification, making it more manageable as a table.

In Order to Make It Easier to Reference an Entity