<?php
$exam = $this->modelsManager->createBuilder()
->columns(['qz_exams.name', 'qz_exams.time'])
->from(['qz_exams'=>'Exams'])
->leftJoin('Courses','qz_exams.course_id=qz_course.id','qz_courses')
->where('qz_courses.name=:name:',['name'=>$courseName])
->getQuery()
->execute();
echo 'BOOM';
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