ACID Properties in DBMS

 ACID Properties in DBMSDBMS is the management of data that should remain integrated when any changes are done in it. It is because if the integrity of the data is affected, the whole data will get disturbed and corrupted. Therefore, to...

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Database Language

 Database LanguageA DBMS has appropriate languages and interfaces to express database queries and updates.Database languages can be used to read, store and update the data in the database.Types of Database Language1. Data Definition LanguageDDL stands...

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Data Independence

 Data IndependenceData independence can be explained using the three-schema architecture.Data independence refers characteristic of being ability to modify the schema at one level of the database system without altering the schema at the...

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Data model Schema and Instance

 Data model Schema and InstanceThe data which is stored in the database at a particular moment of time is called an instance of the database.The overall design of a database is called schema.A database schema is the skeleton structure...

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Data Models

 Data ModelsData Model is the modeling of the data description, data semantics, and consistency constraints of the data. It provides the conceptual tools for describing the design of a database at each level of data abstraction. Therefore,...

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Three schema Architecture

 Three schema ArchitectureThe three schema architecture is also called ANSI/SPARC architecture or three-level architecture.This framework is used to describe the structure of a specific database system.The three schema architecture is...

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DBMS Architecture

 DBMS ArchitectureThe DBMS design depends upon its architecture. The basic client/server architecture is used to deal with a large number of PCs, web servers, database servers, and other components that are connected with networks.The...

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DBMS vs. File System

 DBMS vs. File SystemFile System ApproachFile-based systems were an early attempt to computerize the manual system. It is also called a traditional-based approach in which a decentralized approach was taken where each department stored...

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Difference between DBMS and RDBMS

 Difference between DBMS and RDBMSAlthough DBMS and RDBMS both are used to store information in the physical database there are some remarkable differences between them.The main differences between DBMS and RDBMS are given below:No.DBMSRDBMS1)DBMS applications store data as files.RDBMS applications store data in a tabular form.2)In DBMS,...

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