在 MySQL 中，下列语句等效于（）。 SELECT * FROM tt2 WHERE t1.column1 = t2.column2

A.SELECT * FROM t1 CROSS JOIN t2

B.SELECT * FROM t1 INNER JOIN t2 ON t1.column1 = t2.column2

C.SELECT * FROM t1 CROSS JOIN t2 ON t1.column1 = t2.column2

D.SELECT * FROM t1 NATURAL JOIN t2 ON t1.column1 = t2.column2

正确答案：B