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What is an Operand?
The data on which the operation is to be performed is known as an Operand
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
What is recursion? Is it possible for a stored procedure to call itself or recursive stored procedure? How many levels of SP nesting is possible? Recursion is method of proble
Which data type can store unstructured data? Raw data type can store unstructured data.
In which relational modes, cardinality is termed? Answer : Cardinality is termed in a number of tuples relational modes.
Define the term Domain. For each n every attribute there is a set of permitted values known as the domain of that attribute.
About Attribute inheritance
Differance between procedural and non procedural DML? Procedural and non procedural DML Procedural DML exactly what data is require and how to obtain those data. Non procedural
What is conceptual model ? A conceptual model is a independent of both hardware and software.
Consider an information system designed for an online company which provides IT products and services These include desktops, laptops, networking products, IT books, parts, and
Question: (a) Discuss the difference between a composite key and a composite attribute. How would each be indicated in an E-R diagram? Support your answer with appropriate exam
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