Home » 2011 » December » 03

Archive for December 3, 2011

SQL Primary Key Constraint on alter table

– Login to your server MS SQL Management Studio Express – Expand the database; expand the tables folder, right click on the table “[your table name]”, click “Open Table.” Make sure the primary key column(s) have been declared to not contain NULL values (when the table was first created). With the open table click on […]