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Data Resource mgmt

Data Resource mgmt - databases

TermDefinition
Hierarchical Structures A hierarchical database organizes data into a tree. The top level of the tree is the root node.A hierarchical structure leads to data redundancy.
network database structure A network database structure is more flexible and significantly more complex than a hierarchical database.
object-oriented database works to abstract related pieces of information into units called "objects."ability to be easily extended. The ability to extend objects without duplicating data is a key benefit of object-oriented databases.
relational database structure a popular approach to database design and is used in virtually all server and desktop database systems.data is represented as a series of values within two-dimensional grids called tables.
Operational Database A database necessary for the operation of a business. the data that a business relies on is stored in operational databases.
Distributed Database A database spread across multiple systems. data might be duplicated across different computers. Distributed databases maintain data across multiple different systems.
External Database Databse located outside the business
Hypermedia Database A data base consisting of linked media such as sounds, photo's, and movies i.e. Youtube
normalization The process of removing data redundancy and ensuring consistency in the database
Created by: lhurley
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