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Some disadvantages of File Oriented System?
Our company hires independent contractors to install equipment at precise locations across North America. We want to track the installation data and generate reports. The compan
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
Why did SAP introduce the extended star schema? Explain why it is reported to be better than the traditional schema model?
Question 1 Define OLTP? Explain the Differences between OLTP and Data Warehouse Question 2 What is Architecture? Explain various components involved in it Question
what is view?explain
Dependency Preservation It is obvious that the decomposition must be lossless so that we do not lose any information from the relation that is decomposed. Dependency preservati
Mention the type of constraints we can specify in the CREATE command of DDL. The type of constraints that can be specified are as follows:- PRIMARY KEY, NOT NULL, UNIQUE, FOR
How do you find the final model after iterative analysis? Why is iterative analysis of any of the problem needed? The final model serves as the base for system architectur
A set of possible data values is called? A set of possible data values is called as domain.
Components of database manager The above functions are reached by the database manager. The major elements of a database manager are: Authorisation control: This mod
The typical file-oriented system is supported by a conformist operating system. Permanent records are stored in a variety of files and a number of different application programs are written to extract records from and add records to the appropriate files.
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