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Consider a typical sales invoice that would include the following information. Design a single table to hold all of the information required to store an invoice including this info
What exactly is the concept of Functional Dependencies? And how do we associate this concept with the logic of Super-keys, Candidate Keys, etc? Given Relation R(A,B,C,D,E) with de
1. Which relational algebra operations do not need the participating tables to be union-compatible? Ans: Join is the relational algebra operations that do not need the particip
Foreign Keys and NULL Let us take the relation: DEPT DEPT ID DNAME BUDGET D1 M
how oracle can be used
Define Specialisation and generalization in brief? Specialisation / generalization: Generalization or Specialization represents the is a relationship set, an necessary element
What are the requirements to ensure the objectives of file management principle is realized?
external view of DBMS in healthcare department?
Type of database technology
Java program for horrizontal fragmentation in distributed database
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