Question: When do we use Relationship / Intersection Entity? When table is too large, we divide it and create relationship entity To speed up access time

When do we use Relationship/Intersection Entity?
When table is too large, we divide it and create relationship entity
To speed up access time to the table to retrieve data faster
Every time we have a parent child relation among tables
When a many-to-many relationship has attributes
When do we use Relationship/Intersection Entity? When table is too large,

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