How do you implement many-to-many SQL Server?

How do you implement many-to-many SQL Server?

- Implemented using a junction table.
- It is implemented using three entities. The two entities are connected together using three entities. The third entity contains the keys and information about the relationships.
What are User Defined Datatypes?
User defined data types are most commonly used when consistency among several tables storing the same type of data is desired........
Difference between a primary key and a unique key
Both enforce uniqueness of the column. By default primary key creates a clustered index........
What is bit datatype?
Bit datatype is used to store boolean information like 1 or 0 (true or false)........
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