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The data of a view is not physically stored, but derived from one or more tables.
True the data of a view is not physically stored
Regional Gardens has many nurseries, including Wagga Wagga, Bathurst, Albury, Orange, and Dubbo. Each nursery is known by its campus code, eg WW, B, A, O and D respectively. Additi
Explain in details about Data Sharing
a project based on normalization with first, second and third normalization. There need to be a diagram also
explain the steps for reduction of er model into relational model?
What is a query tree? Ans: A query tree, as well known as operator graph, is a tree data structure that corresponds to a relational algebra expression. It denotes the inpu
Question: (a) Use the following business rules to produce the E-R diagram. You should clearly show all the minimum and maximum cardinality constraint on each side of the relati
I need help in doing my dbms project
An entity set that does not have sufficient attributes to form a primary key is called? An entity set that doesn't have sufficient attribute to form a primary key is known as w
sir, could anybody help me in getting complete information about the mentioned topic
Gaps in sequence values can happen when: - A rollback happens that is when a statement changes are not accepted. - When the system crashes - When a sequence i
Thanks for suggesting me this answer, appreciate your knowledge.
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