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DatabaseManagement Systemand it’s Pros and Cons
A database managementsystem (DBMS) is asoftware throughwhichdatabase iscre...
 Maintenace isreduced.
 Model the real world
Disadvantages:
 Do not provide adequate security
 Lack of standards
4) Hi...
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Database management system and its pros and cons

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is a software through which database is created and managed. DBMS is a way through which users and programmers to create, retrieve, update and manage data.
The DBMS manages three things: the data, the database engine and the database schema.

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Database management system and its pros and cons

  1. 1. DatabaseManagement Systemand it’s Pros and Cons A database managementsystem (DBMS) is asoftware throughwhichdatabase iscreatedand managed. DBMS isa way through whichusers andprogrammersto create,retrieve,updateand managedata. The DBMS manages three things:the data,the database engine andthe database schema. Typesof database organization: 1) Relational Database:RelationshipDatabase presentsinformationintables withrowsandcolumns. Advantages:  Data can be easilychanged.  Securitycan be maintainedeasily  Data duplicationisavoided  Updationinthe data can be done easily Disadvantages:  Data Complexity  settingupand maintainingthe database systemisexpensive 2) Flat Database:Inthis database consistof one large table insteadof several interconnected tables. Advantages:  Hardware and software requirementsisminimal  Suitedbestforsmall databases.  Easy to understandandimplementationisalso easy. Disadvantages:  Time consumingsearchingprocess.  Data is notconsistent  Lesssecurity  Sharingof informationislittle difficulttask 3) ObjectOrientedDatabase: Inthiskindof Database informationisrepresentedinthe formof objects. Advantages:
  2. 2.  Maintenace isreduced.  Model the real world Disadvantages:  Do not provide adequate security  Lack of standards 4) Hierarchical Database: Inthis, data is organizedintoatree-likestructure .Itusesa one-to-many Relationship Advantages:  Navigationprocessgetfaster.  Ease of understanding. Disadvantage:  Rigidstructure.

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