What are the main differences between primary key and unique key?
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What is database definition (dbd)?
When the SYSTEM TABLESPACE can be made off-line ?
Is it possible to declare or create a cursor for update of table? If no tell me why?
does pl/sql support “overloading”? Explain
What do you mean by extension and intension?
How can you get data from a database in an Excel sheet?
Compare non-clustered and clustered index
What is the use of FILE option in EXP command ?
What are the applications of database?
What are the advantages of dbms?
How to debug stored procedures?
What is the use of FILE option in IMP command ?
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