What is the use of aggregate functions in oracle?
What privilege is needed for a user to insert rows to tables in another schema?
Which is faster join or subquery in oracle?
How to do clean up if create database failed?
Is insert autocommit in oracle?
What is the difference between alert log file and trace file ?
What are the type of Synonyms?
what is trigger?
Which are the five query types available in oracle?
What are inner join and outer join?
how to get the index id?
What is the data type of dual table?
How much memory your 10g xe server is using?