Define the term relational completeness. deduce the natural, Ask an Expert

Programming

Q1. Define the term Relational completeness. Deduce the Natural Join and Division operator in terms of fundamental relational algebra operations.

Q2. prepare down the difference between:

a) Strong and weak entity set.

b) Super key, Candidate key and Primary key.

c) Condition-defined and user-defined constraints in ER diagram.

d) 3NF and BCNF.

Q3. Describe multivalued dependency and Join dependency. describe why they are not desirable in a relation. Validate.

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DBMS, Programming

Category:- DBMS
Reference No.:- M911257

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