Explain an exception and its types?
emp numb is unique because that is primary key,,but what is foreign key .. explain very clear with example
What is a Schema ?
what is partitioning? Types of partitioning. explain? what is the new kind of partitioning type introduced in 9i?
Explain the difference between a procedure and a function? What do you understand by those terms?
how to produce numbers from 1 to 10 using dual table
State the difference between a primary key and foreign key?
What is the disadvantage of User defind function?
How to check database size in Oracle?
What is system global area (sga) in oracle?
What is a Sequence ?
What is the difference between column level constraints and table level constraints?
14 Answers IBM, TCS,
What is the difference between a user and a schema in oracle?