Questions tagged as 'integridade'

I have an InnoDB table in MySQL where I store a user's account balance. To give a% of the balance I use Transactions to prevent two or more queries from attempting to give UPDATE simultaneously and end up corrupting the balance amount...

I am using an ecommerce system where you use MySQL Transactions to maintain data integrity , for example in the simultaneous purchase of several customers of the same product where the system needs to decrease inventory and prevent it from bei...