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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 from one or more tables.
Can you assist me in Database management system? I need help in my courses, please email me at and get back me soon...
What is database utility? Database utility is the interface among the ABAP/4 Dictionary and the underlying the SAP system.
What is meant by the degree of relationship set? The degree of relationship type is the number of participating entity types.
in case of functional dependencies how we get the higher normal form.
Project Description: We have purchased facebook style chat software which we are using with our site. It is prepared in PHP but the rest of the site is developed asp.net. Iss
Question 1 Explain the concept of Foreign Key. How a foreign key differs from a Primary Key? Can the Foreign Key accept nulls? Question 2 With a necessary example explain (i)
Locks: Serialisabilty is just a test whether a given interleaved schedule is ok or has a concurrency related trouble. Though, it does not make sure that the interleaved concurrent
er diagram on cosmetics.
Identification of concurrency Identification of concurrency: Dynamic model identifies concurrency. Two objects are said to be parallel (concurrent) if they can receive events a
what is attribute is attribute inheritance in dbms?
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