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Databases and types of databases
This document provides an overview of different types of databases. It defines database, relational database, document oriented database, embedded database, graph database, hypertext database, operational database, distributed database, and flat file. For each type, it provides a brief description of its structure and usage. The overall document aims to educate readers about the main categories of databases and their applications.
Databases and types of databases
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- 3. Disclaimer: This presentationis prepared by trainees of baabtra as a part of mentoring program. This is not official document of baabtra –Mentoring Partner Baabtra-Mentoring Partner is the mentoring division of baabte System Technologies Pvt . Ltd
- 4. CONTENTS DATABASE RELATIONAL DATABASE DOCUMENT ORIENTEDDATABASE EMBEDDED DATABASE GRAPH DATABASE HYPERTEXT DATABASE OPERATIONAL DATABASE DISTRIBUTED DATABASE FLAT FILE
- 5. A collection ofinterrelated data stored together to serve multiple applications
- 6. WHY USE DATABASE..??? Reducesdata redundancy Controls data inconsistency Facilitates sharing of data Ensures data security
- 7. RELATIONAL DATABASE A relationaldatabase is an organized storage of data in tables. Tables consist of rows and columns. The columns constitute the attributes. The rows constitute tuples. Relational schema or relational data model.
- 8. DOCUMENT ORIENTED DATABASE Acomputer program designed for storing, retrieving and managing document oriented information. It does not require that every record contain the same fields
- 9. Document 1 { FirstName:"Bob", Address: "5 Oak St.", Hobby: "sailing" } Document 2 { FirstName: "Jonathan", Address: "15 oak Pnt Road", Children: [ {Name: "Michael", Age: 10}, {Name: "Jennifer", Age: 8}, {Name: "Samantha", Age: 5}, {Name: "Elena", Age: 2} ] }
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- 11. EMBEDDED DATABASE The databasesconsist of data developed by individual end users. Examples of these are collection of documents, spreadsheets, presentations, multimedia and other files.
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- 13. GRAPH DATABASE Agraph database is a database that uses graph structures with nodes, edges, and properties to represent and store data. Storage system that provides index-free adjacency. Every element contains a direct pointer to its adjacent elements.
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- 15. HYPERTEXT DATABASES Hypertext databasesare particularly useful for organizing large amount of disparate information. For example they are useful for maintaining online encyclopaedias
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- 17. OPERATIONAL DATABASE Operational databasesare used to store the detail operations of an organization. It distinctly represents different operations within an organization.
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- 19. DISTRIBUTED DATABASE A databasein which storage devices are not all attached to a common processing unit. It may be stored in multiple computers located in the same physical location , or, May be dispersed over a network of interconnected computers.
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- 21. FLAT FILES The flatfile style of database are ideal for all small amounts of data that needs to be human readable or edited by hand
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- 24. Want to learnmore about programming or Looking to become a good programmer? Are you wasting time on searching so many contents online? Do you want to learn things quickly? Tired of spending huge amount of money to become a Software professional? Do an online course @ baabtra.com We put industry standards to practice. Our structured, activity based courses are so designed to make a quick, good software professional out of anybody who holds a passion for coding.
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