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In E-R Diagram how relationship type is represented ?
In E-R Diagram relationship type is represented as a Diamond.
For the relations answer the following queries in SQL Street (name, location, city) House (number, street_name) Lives (name, house_number) (i) Obtain the names of persons who liv
What is storage manager? A storage manager is a program module that gives the interface between the Low level data kept in a database and the application programs
What it creates while a primary key is combined with a foreign key? It creates Parent-Child relation ship between the tables that connect them while a primary key is combined w
differences between a classified catalog and a dictionary catalog
The ER diagram clearly showing the additional tables you have implemented. SQL table creation scripts for the tables you have set up. SQL scripts showing the sample data you
Explain the Role of a database administrator a. Defining the Schema The DBA describes the schema which consists of the structure of the data in the application. The DBA
What types of adjustments are required to increase chances of inheritance. a) Some attributes can be added or ignored in the base class operation b) Some changes can be
A B-tree of order how much children m has maximum ? m has maximum m mchildren in a B tree.
Question (a) Concurrent access to data from a database is a normal part of application program usage. Describe three approaches to concurrency control (b) Distinguish among
explain normalisation
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