Define a primary key in the SQL Server Database Engine by using SQL Server Management Studio or Transact-SQL. Creating a new table with a primary key requires CREATE TABLE permission ... A primary key ...

The primary key column is often set to auto-increment when constructing a SQL Server database ... an identity column with IDENTITY_INSERT set to OFF To illustrate, first, create a database named ...

If nullability is not specified, all columns participating in a PRIMARY KEY constraint have their nullability set to NOT NULL. Creating a new table with a primary key requires CREATE TABLE permission ...