FROM A表 AS A INNER JOIN B表 AS B
ON A.某列(联结键) = B.某列(联结键)
INNER JOIN C表 AS C
ON C.某列(联结键) = B.某列(联结键)
FROM A表 AS A INNER JOIN B表 AS B
ON A.某列(联结键) = B.某列(联结键)
INNER JOIN C表 AS C
ON C.某列(联结键) = B.某列(联结键)