Add new field ,validate.php and build sql in order to send metric to OpenTSDB

Hi all,

i wante to add au new function for librenms in order to send the metrics to OpenTSDB but i need also to create new field in devices table of databases this is why a midify the file build.sql to add this field but when i come to run validate.php i have an errors that sayis i must drop the field my question is
how can i resolve this probleme ???

thank you