public function getStudent() { //a medical certificate has one student return $this->hasOne(Student::className(), ['student_id' => 'student_id']); }
public function getStudent() { return $this->hasMany(Student::className(), ['program_id' => 'program_id']); }
public function getStudent() { return $this->hasOne(Student::className(), ['student_id' => 'student_id']); }
public function getStudent() { return $this->hasMany(Student::className(), ['campus_id' => 'campus_id']); }