Assignment: Database Management System
Week 2 discussion DQ1 Is data more protected in a cloud-based database management system (DBMS) or stored locally? Why? DQ2 List the common sources of database failures and discuss how the risk of database failure can be mitigated for one of the sources.
Definition – What does Database Management System (DBMS) mean?
A database management system (DBMS) is a software package designed to define, manipulate, retrieve and manage data in a database. A DBMS generally manipulates the data itself, the data format, field names, record structure and file structure. It also defines rules to validate and manipulate this data.
A DBMS relieves users of framing programs for data maintenance. Fourth-generation query languages, such as SQL, are used along with the DBMS package to interact with a database.
Some other DBMS examples include:
Techopedia explains Database Management System (DBMS)
A database management system receives instruction from a database administrator (DBA) and accordingly instructs the system to make the necessary changes. These commands can be to load, retrieve or modify existing data from the system.
A DBMS always provides data independence. Any change in storage mechanism and formats are performed without modifying the entire application. There are four main types of database organization:
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