DatabaseServer: Remove relative comparisons, address previous comments.
DatabaseServer: Remove relative comparisons, address previous comments.

Relative comparisons would limit the database back-ends. Additionally, those sorts of comparison would not typically be used by any part of the OpenOTP server, and instead are primarily for administration and managements which should be done through an appropriate third party tool anyways. (phpMyAdmin, the query-tool CLI, etc..)
ketoo/Astron,ketoo/Astron,pizcogirl/Astron,ketoo/Astron,blindsighttf2/Astron,blindsighttf2/Astron,pizcogirl/Astron,pizcogirl/Astron,pizcogirl/Astron,blindsighttf2/Astron,blindsighttf2/Astron,ketoo/Astron