What is a sub query? What are its various types?
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Is oracle the best database?
what are the differen between key flexifild and discriptive fiexifild.
How to Select second Maximum salary in a Table ?
Do you know about aggregate functions? What is row num function? Can it be used all databases?
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If a parameter is used in a query without being previously defined, what diff. exist betw. report 2.0 and 2.5 when the query is applied ?
What is the recommended interval at which to run statspack snapshots, and why?
How to create a new tablespace in oracle?
Can any one explain me when i execute below query.. select months_between('07-JUL-12','10-FEB-12') from dual; Out put:- 4.90322581 How oracle calculate?
who is the father of oracle and send chodd rules
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How to convert raw data type into text in oracle? Explain
can a view be updated?