As the databases behind websites and applications become bigger and busier, application architects and developers often need to figure out very quickly how to scale the database before the application becomes unusable under heavy traffic.

One of the best ways to avoid this scenario is to think big from the beginning and avoid storing everything in a single database. Classifying data into logical groups and storing it in databases separated by function will make scaling easier in the future. A well-designed application should be able to handle errors and, in addition to displaying an error to the user, log the error to the database. Also, many websites now track how visitors use the website, such as what they click on, so there are many events an