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Question 187 - Certified Marketing Cloud Developer discussion
A developer needs to find all subscribers on the Customers data extension who made a purchase in the last 30 days. Purchase data is on the Orders data extension which contains a column called 'PurchaseDate'. Contacts are identified in both data extensions by a column called 'ContactKey', and the Orders data extension can contain many instances of the same subscnber.
Which SQL keyword should the developer use to achieve the desired result?
A.
INNER JOIN
B.
OUTER JOIN
C.
ORDER BY PurchaseDate ASC
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