search for: students_extracurricular_activity

Displaying 1 result from an estimated 1 matches for "students_extracurricular_activity".

2008 Apr 11
2
Validating an ActiveRecord object and its has_many :through associations
...ome attrbutes like # :name # :grade # relationships has_many :students_assignment, :dependent => :destroy has_many :assignments, :through => :students_assignment has_many :students_class, :dependent => :destroy has_many :classes, :through => :students_class has_many :students_extracurricular_activity, :dependent => :destroy has_many :extracurricular_activities, :through => :students_extracurricular_activity has_many :students_school, :dependent => :destroy has_many :students_schools, :through => :students_school end Suppose a student can''t belong to a class and ext...