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Why is database design important?
(a) Why did SAP introduce the extended star schema?
Define the term Domain. For each n every attribute there is a set of permitted values known as the domain of that attribute.
What is a view? A view is a logical view on one or more tables. A view on one or more tables i.e., the data from a view is not actually physically kept instead being derived f
how oracle can be used
The Conceptual Level or Global level The conceptual level presents a logical view of the complete database as a unified whole. It permits the user to bring all the data in th
What is the used of specifying alias? Specifying alias: is used to rename column or attribute in a table.
what is relationship inheritance and attribute inheritance
Can we delete data element, which is being used by table fields. No we cant delete data element.
Ask questApollo Hospitals (AH) is a popular medical service provider in Oman. AH wants to automate its business functions into an information system. The proposed information syst
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