11 lines
285 B
SQL
11 lines
285 B
SQL
SELECT cardId, pageId, transactionId
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FROM (
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SELECT cardId, pageId, transactionId, ROW_NUMBER() OVER (
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PARTITION BY cardId ORDER BY timestamp DESC
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) AS rowNumber
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FROM transactions
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JOIN cards
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WHERE receiver == {userId}
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) AS subquery
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WHERE rowNumber == 0;
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