a library db , the goal is to prevent more than one user trying to check out the same book at the same time Mysql workbench 8.0
im a beginner and using mysql workbench8.0 ,and it seems like i cant get this to work. ive got three tables. these are my tables: 1.books(id=pk) id title author 1 my first book sara 2 my second book maman 3…