How many categories of data types?
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List out the difference between commit, rollback, and savepoint?
What are dml statements in oracle?
select * from emp what happened internally when we write this query in the sql prompt?
What is dual table oracle?
What types of joins are used in writing subqueries?
What is bulk collect in oracle?
Can you tell me how to add new column in existing views?how?How is possible?
How to invoke the original export import utilities?
How to retrieve first and last records from a table?
What would you use to improve performance on an insert statement that places millions of rows into that table?
What is the quickest way to export a table to a flat file?
What are the four Oracle system processes that must always be up and running for the database to be useable?