Original guide is in Hercules forum, I just import the information into rAthena since both emulator share most of the similar trait when using query_sql and I guess the main reason is Olrox reminded me to do so ... because someone else might claim it as their own ... etc Anyway, this guide is a compilation of SQL commands that I have used, or Questions answered on the forum every single subject here are related to rAthena/Ragnarok Online in some ways, so you won't feel bored reading the