What are the benefits of ordbms?
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How to create an oracle database?
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?
How many categories of data types in oracle?
Differentiate between pre-select and pre-query?
How to export data to a csv file?
SELECT * FROM (SELECT TITLE FROM MOVIE ORDER BY RANK DESC) WHERE ROWNUM > 4; when i run the above query .it produces output as NO ROWS SELECTED.why ?plz any one help me
How to calculate date and time differences in oracle?
How would you optimize a slow SQL query?
emp numb is unique because that is primary key,,but what is foreign key .. explain very clear with example
How would you best determine why your MVIEW couldnt FAST REFRESH?
What spfile/init.ora file parameter exists to force the CBO to make the execution path of a given statement use an index, even if the index scan may appear to be calculated as more costly?
What is backup in Oracle?