I WANT TO KNOW IF I HAVE RECORD IN MY TABLE BY DOING:

SELECT 'X'
FROM TABLE;

BUT THAT SELECT STATEMENT DOES A LOT OF PHISYCAL READ.

IS THERE A WAY TO FIND OUT IF THERES RECORD IN MY TABLE WITHOUT DOING A LOT OF PHYSICAL READ?

I ALSO DID :
SELECT COUNT(*)
FROM TABLE;

AND IT DOES LESS PHISICAL READ.

BUT I WANT BETTER PERFORMANCE.:)