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if you are using LED framework core at some point youamp;#39;re going to run into a database exception and figuring out what caused this exception can be a real headache so in this video Iamp;#39;m going to show you a library thatamp;#39;s going to make database exceptions developer friendly and much easier to handle I have a simple command Handler for creating a new customer and persisting it in the database and I also have a unique constraint on the customer email so there canamp;#39;t ever be two customers with the same email now to enforce this constraint currently I have a create customer command validator which performs an eager check in the database before handling the command to make sure that the email is unique this kind of check is pessimistic and it comes at the cost of an extra database request every time I want to create a new customer so letamp;#39;s try to consider what an optimistic approach could look like by turning off this validation so Iamp;#39;m actually go
