What is a database management system?
Database management system is a large-scale software that manipulates and manages databases. It is used to establish, use and maintain databases, referred to as DBMS. It provides unified management and control of the database to ensure the security and integrity of the database.
Database Management System (Database Management System) is a large-scale software that manipulates and manages databases. It is used to establish, use and maintain databases, referred to as DBMS. It provides unified management and control of the database to ensure the security and integrity of the database.
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Users access data in the database through DBMS, and database administrators also perform database maintenance through DBMS. It can support multiple applications and users using different methods to create, modify and query the database at the same time or at different times.
Most DBMS provide data definition language DDL (Data Definition Language) and data manipulation language DML (Data Manipulation Language) for users to define the schema structure and permission constraints of the database and implement operations such as appending and deleting data. .
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