How do you implement one-to-one in SQL Server?

How do you implement one-to-one in SQL Server?

- One to one is implemented using single table by establishing relationship between same type of columns in a table.
- It can be created using primary key, unique key and foreign key constraints.
- It is defined as the relationship between two tables where both the tables should be associated with each other on only one matching row.
How do you implement one-to-many in SQL Server?<
Implemented using two tables with primary key and foreign key relationships......
How do you implement many-to-many SQL Server?
Implemented using a junction table. The keys from both the tables form composite primary key of the junction table......
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........
Post your comment