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Explain the Exec statement in SQL
Ans: Exec statement has the structure
EXEC SQL END-EXEC
Embeded SQl statements are of a form identical to non embedded SQL statements.
Define physical and logical data independence. How does this architecture help in achieving these? Data independence entails that change in one view must not need a change in t
What is Conceptual Schema? Conceptual Schema - Conceptual schema elaborates the structure of the overall database for a community of users. It hides the details of physical sto
How is Oracle used in PL/SQL? Define the features of process and how they are defined? PL/SQL - PL/SQL is Oracle's procedural language (PL) superset of the Structured
I have a homework assignment due today by midnight. I need help understanding databasse normalization and determining the type of form violation & how to fix the violation.
Differentiate between strict two-phase and rigorous two-phase with conversion protocol Ans: Strict two-phase locking holds all its exclusive that is write locks until commit t
Key to represent relationship amongs tables is called ? A Key that represent the relationship between tables is called Foreign Key.
What is a function group? A function group is a collection of logically related modules that share global data with every other. All the modules in the group are contained in
Deadlock And Its Prevention: As seen earlier, though two phase locking protocol handles the trouble of serialisability, but it causes some troubles also. For instance, consider th
Normal 0 false false false EN-US X-NONE X-NONE
Describe association design of an object by giving one suitable example of it. The Design of Associations Associations are "glue" of advanced object oriented analysis and
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