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What is the relationship that exists inside in E-R diagram?
Write a query to get maximum and second maximum in oracle?
Write a query to retrieve for many to many relationships?
How to produce such kind of file?
What is a trace file?
What is the purpose of TNS?
Given a table Employee which has columns name and salary, write an SQL query to find the employee with the second highest salary.
Given a table of Player which contains Sno and player name, write a query which finds all possible Table Tennis doubles pairings.
Can you tell any two advantages of stored procedures?
List various types of log-based recovery in DBMS.
What do you mean by foreign key and primary key?
What are the types of joins?
Display the employees whose salary is less than average salary.
Two tables emp(empid,name,deptid,sal) and dept(deptid,deptname) are there.write a query which displays empname,corresponding deptname also display those employee names who donot belong to any dept.
What is the difference between primary key, foreign key and candidate key?
