==Valid Names==
Database and user names Names of databases users follow the same naming constraints: Names are restricted to ASCII characters. They must at least have one printable character, and they may contain including letters, numbers , and any of the special characters <code>!#$%&'()+-=@[]^_`{}~</code>. The following characters are disallowed:
* <code>,?*</code>: [[#Glob Syntax|glob syntax]]