What is the result of this query ?

SELECT * FROM EMP WHERE ROWNUM = 1

Answer Posted / eshwer

Hi Apps /Any one, Your right..

ROWNUM is generally used in >=, <=, <, >. But there is 
exception, you can use it = also but only with 1 as 
ROWNUM=1, it will display first record in table. If you use 
ROWNUM=10…. Or any number other than 1 then it will not 
display any records. 


 please you explain why its giving exception  for other than ROWNUM=1.  

what is the mechanism behind this..

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