Can a database table exist without a primary key?
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if i want to display the name of students such that to which city they belong must have count greaer than two
What is a database lookup?
If we execute an query in MLOAD it's ran successfully, my questions is after successfully ran MLOAD. In error tables we can see anything there! is it possible than what are they?
What is the difference between specialization and generalization?
What are the concurrency problems a database faces?
Given a table Employee which has columns name and salary, write an SQL query to find the employee with the second highest salary.
what is tkprof tool and how it is used???
hOW TO LOAD SOURCE INTO TARGET 2 TIMES?(INFORMATICA)
Explain data independence & its types.
Data structure used to implements a menu:
What is a Transformation?
what is vlook up in ms excel and how does it used???
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