select
Vendors.vend_id,
COUNT(Products.prod_id) AS prod_id
from
Products
RIGHT JOIN Vendors ON Vendors.vend_id = Products.vend_id
GROUP BY
Vendors.vend_id
ORDER BY Vendors.vend_id ASC
Vendors.vend_id,
COUNT(Products.prod_id) AS prod_id
from
Products
RIGHT JOIN Vendors ON Vendors.vend_id = Products.vend_id
GROUP BY
Vendors.vend_id
ORDER BY Vendors.vend_id ASC
我已经通过这道题!
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