<P> A database is an organized collection of data . A relational database, more restrictively, is a collection of schemas, tables, queries, reports, views, and other elements . Database designers typically organize the data to model aspects of reality in a way that supports processes requiring information, such as (for example) modelling the availability of rooms in hotels in a way that supports finding a hotel with vacancies . </P> <P> A database - management system (DBMS) is a computer - software application that interacts with end - users, other applications, and the database itself to capture and analyze data . A general - purpose DBMS allows the definition, creation, querying, update, and administration of databases . Well - known DBMSs include MySQL, PostgreSQL, EnterpriseDB, MongoDB, MariaDB, Microsoft SQL Server, Oracle, Sybase, SAP HANA, MemSQL, SQLite and IBM DB2 . </P>

A database is a collection of integrated and related