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What does authentication refer?
Authentication refers to the task of verifying the uniqueness of a person.
Code an Oracle Database trigger to enforce the constraint that an employee can never change his or her department.
What is Log Shipping? Log shipping is the method of automating the backup of database and transaction log files on a production SQL server, and then restoring them onto a stand
What is the difference between SQL Server 2000 clustered and nonclustered indexes? With a clustered index, the data are kept in the bottom level of the index and in the similar
explain normalisation
What are the problems if one were not to normalize? When do these problems surface? Ans: Database normalization, sometimes considered to as canonical synthesis, is
Explain the disadvantages of a file processing system? Ans: Disadvantages of File Processing Systems include: 1) Data Redundancy 2) Data Inconsistency 3) Difficult to acce
what benefit can a company gain by managing its own infrasture and services
What is Relational Algebra? Relational algebra is a Procedural query Language?
Ask questiwhat is row indicator in database on #Minimum 100 words accepted#
Write an sql statement to find what is the percentage of home policies which are from the state of Arizona out of all Home policies by Policy Value.
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