Differences between a primary key and a unique key
What are the differences between a primary key and a unique key?
Expert
Both primary and unique keys are defined to make sure unique row.
• Primary key makes a clustered index upon the column by default.
• Unique makes a non-clustered index by default.
• Primary key does not permit NULLs, but unique key permits one NULL only.
What are Union, Intersect and Minus?
What are the fundamental tools of Notification services?
Explain about the Sequences in SQL?
Explain about the file stream storage of sql server 2008?
Define the Notification services.
Describe the term sparse filtered index.
What is the Window PowerShell snaps SQL server provided?
Explain about the sparse columns of sql server 2008.
Explain about the extended events within sql server 2008.
Define the term Posting in database.
18,76,764
1926964 Asked
3,689
Active Tutors
1427259
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!