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我正在使用PDO执行MATCH AGAINST查询。MySQL匹配 - 在BOOLEAN模式?
下返回什么:
SELECT title, author, isbn, MATCH(title, isbn) AGAINST (:term) AS score
FROM books
WHERE MATCH(title, isbn) AGAINST (:term)
ORDER BY score DESC LIMIT 0,10
在哪里,因为这将返回完美:
SELECT title, author, isbn, MATCH(title, isbn) AGAINST (:term) AS score
FROM books
WHERE MATCH(title, isbn) AGAINST (:term IN BOOLEAN MODE)
ORDER BY score DESC LIMIT 0,10
谁能告诉我,为什么在布尔模式正在这样的差别,以及我是否不应该在我的查询中使用它?