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What is Primary Key Constraint in SQL Server Database - SQL Server / TSQL Tutorial Part 54
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SQL Server / T-SQL Tutorial Scenario:
Primary Key Constraint is created to ensure uniqueness of records/rows. Primary Key Constraint can be created on single or set of columns as long as the column/columns do not allow Null values.
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SQL Server / T-SQL Tutorial (Beginner to Advance)
Primary Key Constraint is created to ensure uniqueness of records/rows. Primary Key Constraint can be created on single or set of columns as long as the column/columns do not allow Null values.
Link to scripts used in SQL Server / TSQL Tutorial Video
Check out our website for Different SQL Server, MSBI tutorials and interview questions
such as SQL Server Reporting Services (SSRS) Tutorial
SQL Server Integration Services(SSIS) Tutorial
SQL Server DBA Tutorial
SQL Server / T-SQL Tutorial (Beginner to Advance)