How to check database size in Oracle?
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What is a nvl function? How can it be used?
Difference between join and a subquery?
8 Answers Base Automation, NMDC,
What is key preserved table?
How to remove a row in a database table?
Explain about the analyze command in oracle?
what is primary key and foreign key when and where have to use
How to count groups returned with the group by clause in oracle?
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
What are the advantages of oracle?
What are advantages fo Stored Procedures?
How to define an oracle cursor variable?
ABOUT IDENTITY?