Database
These checks allow you to ensure that a database record exists or doesn't exist. This is useful for unique constraints like username or email address.
isInDBTable
Checks if the value of a field is in a configured field in a configured table. Please be aware of the fact that MySQL searches are in most cases not case sensitive! (http://dev.mysql.com/doc/refman/5....
isNotInDBTable
Checks if the value of a field is not in a configured field in a configured table. Please be aware of the fact that MySQL searches are in most cases not case sensitive! (http://dev.mysql.com/doc/refma...