How to use select statement to count the number of rows in oracle?
which is the best training centre for learning oracle?
State some uses of redo log files?
various types of hints and their usage
List the types of joins used in writing subqueries?
What is the difference between the Oracle ODBC driver and a Microsoft ODBC (Open Database Connectivity) Driver?
can u plz provide me oca sql dumps please i need them
How to retrieve 5th highest sal from emp table?
Will you be able to store pictures in the database?
What is a SNAPSHOT ?
when i run my query on yesterday it is fast but today it is slow why?
You have one employee table having 3 entries emp_id, Mgr_id and salary. Mgr_id is also referencing emp_id. so now find out the emp_id which are having the second highest salary, under a particular manager.
What is a procedure in oracle?