Can multiple cursors being opened at the same time?
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What is an oracle user account?
What is Database Link ?
How to write text literals in oracle?
what is the output of select * from emp where null=null & select * from emp where 1=1
How to find the date and time of last updated table?
Is there a function to split a string in plsql?
How to upsert (update or insert into a table)?
How to call a stored procedure inside a trigger? Give an example.
Do you know about aggregate functions? What is row num function? Can it be used all databases?
1 Answers Bravura Solutions, Cap Gemini,
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 joins..how many types of joins are there?
29 Answers Amdocs, CSC, TCS,
if you ctreate table identity