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Order by clause By using this rows can be sorted It is used in the last portion of select statement By default it gets ascending order DESC: is used
Define object-relational systems? Systems that give object-oriented extensions to relational systems are known as object-relational systems.
What Is Recovery? During the life of a transaction, i.e., a after the start of a transaction but before the transaction commits, various changes may be made in a database state
what do you mean by consistency in rdbms?
Code an Oracle Database trigger to enforce the constraint that an employee can never change his or her department.
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
Meaningful use refers to the use of certified EHR technology to "enhance quality, efficiency, and reduce health disparities
What is Primary key? Primary Key - Primary key is one of the candidate keys which uniquely identifies each row in the relation.
How to design a formal and exact model How to design a formal and exact model of real-world problems by applying findings of analysis phase of OMT. The object design phase find
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