深入浅出 MySQL 优先队列
复制CREATETABLE `ratings` ( `id` int(11) NOTNULL AUTO_INCREMENT,深入 `category` int(11) DEFAULTNULL, PRIMARYKEY (`id`) ) ENGINE=InnoDB AUTO_INCREMENT=11 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci; 1.2.3.4.5.
复制CREATETABLE `ratings` ( `id` int(11) NOTNULL AUTO_INCREMENT,深入 `category` int(11) DEFAULTNULL, PRIMARYKEY (`id`) ) ENGINE=InnoDB AUTO_INCREMENT=11 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci; 1.2.3.4.5.