set_table_name 'gpx_files'
belongs_to :user
- has_many :tags, :class_name => 'Tracetag', :foreign_key => 'gpx_id'
+ has_many :tags, :class_name => 'Tracetag', :foreign_key => 'gpx_id', :dependent => :destroy
def tagstring=(s)
self.tags = s.split().collect {|tag|