如果要查询book表中所有书名以“数据库”开头的书籍价格，下列（）语句是正确的。

A . SELECT price FROM book WHERE book_name＝“数据库*”

B . SELECT price FROM book WHERE book_name LIKE“数据库*”

C . SELECT price FROM book WHERE book_name＝“数据库%”

D . SELECT price FROM book WHERE book_name LIKE“数据库%”