In case you choose to employ a PostgreSQL-driven script application on one of your websites, you will need ample database storage for it, in order to ensure that even when your website expands, it'll function effectively and without any disorders. Adding extra products to an online store or extra comments to a discussion board are only two examples of what may expand your databases. If you run out of space at some point, the overall performance may decrease or the site may not be available at all due to the fact that if the storage limit is reached, the script will not be able to store fresh content inside the database - user-generated or system one. Since PostgreSQL is designed for scalable web applications, it is more than likely that when you employ this kind of database for your website, you'll need more space for it as your site expands.