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What is relational model feature?
A relational model feature is much more data independence than some other database models.
Demonstrate the Design of associations During object design phase we must design a strategy to implement associations. Association may be unidirectional or bi-directional. Wha
What type of view of total database content? Data base content Conceptual view of total database contain.
how oracle can be used
INSERT INTO command : Values can be inserted for all columns or for the selected columns Values can be given by sub query. In place of values parameter substitution
sy bcs project of hospital managment system
Determine the advantage of object-orientation Finally, object-orientation has advantage of continuity throughout analysis, persistent representation and design implementation.
Example - ALTER TABLE emp MODIFY (empno NUMBER (7));
What is substitutability? Any method of a class-say A can equally well be adjured with any object belonging to any subclasses B of A. This characteristic leads to code reuse, a
System level permissions : With the use of data dictionary you can view them. Let us take the table name as user_sys_privs (used in oracle). DESCRIBE USER_SYS_PRI
List and also explain the dissimilar stages of DDLC ?
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