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add task two of today

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cwikladaniel
2025-12-11 12:30:05 +01:00
parent 576d664240
commit 3a3c99701f
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Zweites Jahr/aufgaben/saveLibaryDataInXml/getBooksRentIn2015.sql Normal file
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SELECT book.bibNr, book.titel, COUNT(book.bibNr) AS ausleihAnzahl
FROM buch as book
LEFT JOIN Ausleihe as rent ON book.bibNr = rent.bibNr
AND YEAR(rent.ausleihdatum) = 2015
GROUP BY book.bibNr, book.titel
ORDER BY ausleihAnzahl ASC