A primary key is also called a candidate key, since it is a possible choice for identifying the data. A Primay key helps to uniquely identify each row in a table of Relational Database.Column or ...

Here’s how you may set it up in SQL. A primary key has ... The laymans definition of a primary key is an ID that keeps things organized by making sure every record is unique, maintaining data ...

System.Data.Linq.Mapping.ColumnAttribute attribute to designate a property or field to represent the primary key for a database column. For code examples, see ...

Cascading referential integrity constraints are foreign key constraints that tell SQL Server to perform certain actions when a primary key field ... I’ll add some data to my tables.

includes/vbtecdlinq-md.md)] <xref:System.Data.Linq.Mapping.ColumnAttribute.IsPrimaryKey%2A> property on the <xref:System.Data.Linq.Mapping.ColumnAttribute> attribute to designate a property or field ...