Explain the use of grant option in exp command.
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ex. one table is having 1 column with 10 records , then how to display all the values in row wise ?
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.
I know that i can create a table without a primary key.But is there any significance for that table???? while creating an application.
What do you understand by a database object?
How to use "while" statements in oracle?
Is it possible to center an object horizontally in a repeating frame that has a variable horizontal size ?
What are the different types of partitions in oracle?
what is the scripts in data base?
How to remove a row in a database table?
Explain do view contain data?
Please HELP me its urgent? If i want to EXPORT data from SQL server to ORACLE 11g then how can I replicate data from SQL to ORACLE?
What is the data type of dual table?