Answer Posted / sudarsan
Primary key is a unique id for each table. This prevents
duplication of records. Each table can have a single
primary key. They can be refrenced by any tables as a
foreign key.
| Is This Answer Correct ? | 4 Yes | 0 No |
Post New Answer View All Answers
Explain what are partitioned views and distributed partitioned views?
how to take backup bcp out for a column in table in sql server?
Define synonym?
Tell me what is difference between view and materialized view?
How would you use user_constraints table in DB?
How to find a value in another dataset based on current dataset field (ssrs 2008 r2)?
Do you know what is a linked server in sql server?
How to add code to the existing article (using improve article)?
What is the difference between char, varchar and nvarchar?
Tell me about normalization in DBMS.
How do I open a .db file?
What to perform pattern match with the like operator?
When would you use a before or after trigger?
What is msdb database? : SQL Server Architecture
When columns are added to existing tables, what do they initially contain?
