mysql中能夠使用索引的典型場景

mysql 演示數據庫：http://downloads.mysql.com/docs/sakila-db.zip 匹配全值   explain select * from rental where rental_date='2005-05-25 17:22:10' and inventory_id=373 and customer_id=343     匹配值的範圍查詢     explain

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