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Explain Network Model in DBMS?
Network Model - It was formalised within the late year of 1960s through the Database Task Group of the Conference on Data System Language (DBTG/CODASYL). It uses two various data structures to represent the database entities and relationships among the entities, namely record type and set type. In the network model, the relationships as well as the navigation by the database are predefined at database creation time.
assume we have the following apllicationthat model sccer team the games they play and the players inv each teamin the design we want to capture
Problem : AirwaysCentre, an international airline booking company currently uses a relational database system for their operations, which includes the following relations: P
Multi-list file Organisation Multi-list file organisation is a multi-index linked file organisation. A linked file organisation is a logical organisation where physical orderin
A distributed database is defined as "a collection of multiple logically interrelated database which are physically distributed over a computer network" (a) Give any three advan
how to design a bakery business in data base
Lack of Redundancy We have talked about the problems of repetition of information in a database. Such repetition should be stay away as much as possible. Let us state once again t
Question 1 Explain the concept of Foreign Key. How a foreign key differs from a Primary Key? Can the Foreign Key accept nulls? Question 2 With a necessary example explain (i)
waht is a repeating group?
growing phase and shrinking phase are disjoint, why ?
This report identifies and outlines my CIS 499 project named Traffic Data Management Systems (TDMS) . My goal is to design a replica of all traffic issues to be implemented i
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