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Showing posts from May, 2021

RDBMS

DBMS  : Data Base Management System   RDBMS  : Relational Data Base Management System  Database  : It is an Organized Collection of Data There are Two Types of Databases:- 1. Flat File Database 2. Relational Database   Flat File Database  -  It refers to the data file that contains records stored in a single file. For Example : MS Excel or any Spreadsheet Program  Relational Database  -  It is a type of Database that stores data in several tables and these tables are related to one other in such a way that whenever there is a need , that data can be extracted individually or multiple tables together . For Example : MYSQL , Open Office Base , Oracle , Sybase , MS-SQL Server , MS Access , etc.  Where is DBMS Used: 1. Banking-  For customer information, account activities, payments. deposits, loans, etc. 2. Airlines-  For reservations and schedule information. 3. Universities-  For student information, course regis...