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Define object-relational systems?
Systems that give object-oriented extensions to relational systems are known as object-relational systems.
Problem : AirwaysCentre, an international airline booking company currently uses a relational database system for their operations, which includes the following relations: P
In an E-R diagram how attributes are represented ? In an E-R diagram attributes are represented in a ellipse.
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
PHYSICAL DBMS ARCHITECTURE The physical architecture defines the software components used to process and enter data, and how these software components are related and interc
Distributed Database Management System
Key to represent relationship amongs tables is called ? A Key that represent the relationship between tables is called Foreign Key.
I have to create a database about anything of my choice. It has to contain 4 queries, and 4 forms. It can be anything as simple as a shoe inventory with numbers - is this a service
Need For Distributed Database Systems A distributed database is a set of database kept on multiple computers that appears to applications as a one database. As a result, an app
The data of a view is not physically stored, but derived from one or more tables. True the data of a view is not physically stored
Give detail description on Transactions. - Using transactions we can group all SQL commands into a single unit. - Transaction begins with some task and finishes only when a
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