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Results tagged with join
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user 43881
An SQL join clause combines records from two or more tables or views.
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How to INNER JOIN and OUTER JOIN within the same table?
It is possible that a product is not sold in a month (that's why the OUTER JOIN below). … The best that I've got so far is this:
SELECT s.month, p.name, r.quantity, SUM(s.quantity)
FROM product AS p
INNER JOIN receipts AS r
ON p.id_product = r.product_id
LEFT OUTER JOIN …
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