Csedatabasemanagementsystemppt-170825044344 DSDSD
Csedatabasemanagementsystemppt-170825044344 DSDSD
Csedatabasemanagementsystemppt-170825044344 DSDSD
in
Seminar
On
Database
Management System
Submitted By:
Odisha Electronics Control Library
Content
What is Database Management System?
Brief History
Why Use a DBMS?
Purpose of DBMS
Data models
Architecture of DBMS
levels or layers of DBMS architecture
Components of DBMS
Advantage of DBMS
Disadvantage of DBMS
DBMS Languages
References
What is Database Management
System?
A Database Management System (DBMS), or simply a Database
System (DBS) consist of :
A collection of interrelated and persistent data (usually referred
Hierarchical Model
The hierarchical data model organizes data in a tree structure.
There is a hierarchy of parent and child data segments. This
structure implies that a record can have repeating information,
generally in the child data segments.
Hierarchical DBMSs were popular from the late 1960s, with the
introduction of IBM's Information Management System (IMS)
DBMS, through the 1970s.
Network Model
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