Hello Students,
Here is a wonderful documentation of three schema architecture of DBMS or Degrees of Data abstraction..
http://www.myreadingroom.co.in/images/stories/docs/dbms/degrees%20of%20data%20abstraction.pdf
-Shalini
Here is a wonderful documentation of three schema architecture of DBMS or Degrees of Data abstraction..
http://www.myreadingroom.co.in/images/stories/docs/dbms/degrees%20of%20data%20abstraction.pdf
-Shalini
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