How can I manipulate MySQL fulltext search relevance to make one field more 'valuable' than another?

Question

Suppose I have two columns, keywords and content. I have a fulltext index across both. I want a row with foo in the keywords to have more relevance than a row with foo in th

Answer 1

In Boolean mode, MySQL supports the ">" and "<" operator to change a word's contribution to the relevance value that is assigned to a row.

I wonder if something like this would work?

SELECT *, 
MATCH (Keywords) AGAINST ('>watermelon' IN BOOLEAN MODE) AS relStrong, 
MATCH (Title,Keywords,Content) AGAINST ('