Tiêu đề M1 Introduction to Database.pdf ✅

What is Database?  A Database is a collection of data which contains information relevant to an enterprise.  E.g.  Database Management System (DBMS) is a collection of interrelated data and set of programs to access those data.  Aim of a DBMS is to provide a way to store & retrieve database information that is both convenient and efficient. Category Product Name of Product Unit Price Stationary Ballpen Cello 10 MRS. RASHMI BHAT 3
What is Database?  DBMS offers users the following tasks:  Data Definition  Allows to create, modify and removal of definition that defines the organization of the data in the database.  Data Updation  Allows to insert, modify and deletion of the actual data in the database.  Data Retrieval  Allows to retrieve the data from the database which can be used by applications for various purposes.  User Administration  Allows to register and monitor users, maintain data integrity, enforcing data security, dealing with concurrency control, monitoring performance and recovering information corrupted by unexpected failure. MRS. RASHMI BHAT 4