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ALTER TABLE Command: This command is used for variation of existing structure of the table in the given situation:
Syntax
ALTER TABLE
You require to put many constraints like that the database integrity is not compromised.
Define multivalued dependency and 4NF. Ans: Multivalued Dependency - Assume R be a relation schema and let α ⊆ R and β ⊆ R. The multivalued dependency α →→β holds o
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wrie a report on whether a BSc n information systems develops the skills required by employers in Database administration
Normalize the given relation to 3NF, justifying each step
What is the aim of object design The aim of object design is to identify object which the system contains and the interactions among them. The system implements specification
Which component is not included in database environment ? A users component is not included in database environment.
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