Ask
Login
0
18kviews
Explain Three-Schema Architecture of database
written 7.6 years ago by gravatar for meghalikalyankar meghalikalyankar • 2.3k modified 3.4 years ago by gravatar for binitamayekar binitamayekar ★ 6.7k
database management systems
ADD COMMENT EDIT
1 Answer
3
955views
written 7.6 years ago by gravatar for meghalikalyankar meghalikalyankar • 2.3k

Three levels of database architecture:

Following are the three levels of database architecture,

  1. Physical Level

  2. Conceptual Level

  3. External Level

enter image description here

Fig: Three levels database architecture

In the above diagram,

  • It shows the architecture of DBMS.

  • Mapping is the process of transforming request response between various database levels of architecture.

  • Mapping is …

Create a free account to keep reading this post.

and 3 others joined a min ago.

ADD COMMENT EDIT
Please log in to add an answer.