What is enter substitution variable in oracle?
What is hash cluster in oracle?
Is oracle a programming language?
What is PL/SQL ?
How can you merge two tables in oracle?
Can group functions be mixed with non-group selection fields?
How to grant create session privilege to a user in oracle?
Please explain joins in oracle?
Explain about integrity constraint?
Given two table employee and department EMP ---------------- empid deptid(fk) Dept --------------------- deptid(pk) deptname que-Write a query to find count of employee in each department. Expected Output- deptid countofEmployee --------------------------- 10 57 20 20 30 15
How would you optimize a slow SQL query?
what are the diffeenes between oracle 9i,oracle 10g
what is the use of triggers in Java program? I mean where do we use triggers in Java programming?