Count from a table, but stop counting at a certain number

Question

Is there a way in MySQL to COUNT(*) from a table where if the number is greater than x, it will stop counting there? Basically, I only want to know

Answer 1

SELECT * FROM WhateverTable WHERE WhateverCriteria
LIMIT 100, 1

LIMIT 100, 1 returns 101th record, if there is one, or no record otherwise. You might be able to use the above query as a sub-query in EXIST clauses, if that helps.