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What are the Issues when Selecting a Database
Issues when Selecting a Database
Define an operator that a Relational Algebra does not have Ans: Relational Algebra does not have Aggregation operators.
One-to-one relationship: For every 1:1 relationship type R in the ER diagram including two entities E1 and E2 we take one of entities (say E1) preferably with total participatio
Question 1 What do you mean by database management system? Question 2 Write a note on Object-Oriented Model Question 3 Explain Sequential File Organization Question
In this programming assignment, you will develop a simple database of student records. Here are the requirements: 1) A student record contains a name and a number. We assume tha
Design an algorithm to implement operations Each and every operation specified in the functional model could be formulated as an algorithm. The algorithm indicates how operat
Distributed Control and Data sharing: The geographical distribution of an organization can be showed in the distribution of the data; if a number of different sites are linked to e
diagrams and meaning
Describe five main functions of a database administrator. Ans: A database administrator (DBA) is a person who is accountable for the environmental aspects of a database. Genera
What is a database? Database - Basically in simple terms A database is a collection of inter related data and/or information stored so which it is available to several users
State the Steps of Object Design Object design is a very iterative process in which various classes, relationships among objects are added when you move from one level to
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