/** * @return \yii\db\ActiveQuery */ public function getAcdlearningperiods() { return $this->hasMany(Acdlearningperiod::className(), ['courseid' => 'courseid', 'courseversion' => 'courseversion', 'turnid' => 'turnid', 'unitid' => 'unitid']); }
/** * @return \yii\db\ActiveQuery */ public function getLearningperiod() { return $this->hasOne(Acdlearningperiod::className(), ['learningperiodid' => 'learningperiodid']); }
/** * @return \yii\db\ActiveQuery */ public function getAcdlearningperiods() { return $this->hasMany(Acdlearningperiod::className(), ['centerid' => 'centerid']); }