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PHYSICAL DBMS ARCHITECTURE
The physical architecture defines the software components used to process and enter data, and how these software components are related and interconnected. Though it is not possible to simplify the component structure of a DBMS, it is possible to recognize a number of key functions which are similar to most database management systems. The components that normally execute these functions are shown in Figure , which depicts the physical architecture of a typical DBMS.
Figure: DBMS Structure
Based on many functions, the database system may be partitioned into the following modules. Some functions (for example, file systems) may be given by the operating system.
What are the two types of indices? The two types of indices are:- A) Dense index B) Sparse index
data models are being replaced over years. Reasons and why does that happen?
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i am not clear with the climetic condition of the north indian plain. can u plz explain it for me
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