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how to update single row from table by using a single sql query.
here im using library system.when a book is issued to the user,it should be updated to database, only which book is issued

Edited by sibymary because: n/a
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  • Latest Post Latest Post by pritaeas
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You can use something like

UPDATE `books` SET available = available - 1 WHERE book_id = <book id here>
Edited by pritaeas because: n/a
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