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Define object-relational systems?
Systems that give object-oriented extensions to relational systems are known as object-relational systems.
In which form of relational database developer refers to a record? In a tuple form of relational database developer refers to a record.
What are temporary tables? Temporary tables exist solely for a particular session or whose data persists for the duration of the transaction.
Give an example of enforcement in Typing. You can understand the idea of enforcement as it makes sure objects of dissimilar classes may not be interchanged as below: Exampl
What is meant by object identifiers? Object-oriented systems use an object identifier to recognize objects. Object identifiers are unique: that is every object has a single ide
Illustrate different types of Locks in SQL Server. There are three kinds of locks in SQL Server i.) Shared locks - These are used for operations which don't allow any update
Sequences Sequences: Automatically produce unique numbers Are sharable Are typically used to make a primary key value Replace application code Speed up t
I need solution of the question posted at http://www.expertsmind.com/questions/sql-query-for-testing-triggers-and-stored-procedures-30140149.aspx
If the insertion violates one or more constraints, then two alternatives are available: Default option: - Insertion can be discarded and the reason of refusal can also be ex
find the name of supplier who supply some red part
Type of views : Simple views and Difficult Views Feature Simple Views Complex Views Number of tables One
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