What is oracle host variable?
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Why do we need integrity constraints in a database?
How to load excel data sheet to oracle database
Describe Referential Integrity ?
What is procedure overloading in oracle?
I have one table :EID,Depid,ename,sal I want to have max(sal) in each department.
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I have a parent program and a child program. I want to write a statement in Exception Block of the parent program so that when the statement in the exception block is executed, the control goes to the next statement in the parent block bypassing the child block.How do i do that?
How can you use check constraints for self referential integrity?
What is autonomous transaction?
What is a trigger oracle?
Explain oracle’s system global area (sga).
Give the various rollback segment states.
What language does oracle use?