From dot5hosting features and specification page, you can see that the dot5hosting offering unlimited mysql database. With this feature ON, you can virtually create as many database driven website. For example, you can host as many wordpress blog sites like this one. Each wordpress blog will require one database at the backend, and 100 wordpress blog will require 100 mysql databases.

Every shared hosting have apply limitation to their server resource usage and this inluding limiting the database usage and connection as well. The different is how much they limiting it, and will this effect your hosting experience?

Dot5hosting MySQL QUERIES: 50,000 PER HOUR
To ensure optimum MySQL performance for all our customers, we are limiting the number of queries per login to 50,000 per hour and the duration of individual queries to 60 seconds.